diff --git a/qiita_db/artifact.py b/qiita_db/artifact.py
index e4ac92a34..13d72052a 100644
--- a/qiita_db/artifact.py
+++ b/qiita_db/artifact.py
@@ -1574,7 +1574,15 @@ def being_deleted_by(self):
     @property
     def has_human(self):
         has_human = False
-        if self.artifact_type == 'per_sample_FASTQ':
+        # we are going to check the metadata if:
+        # - the prep data_type is _not_ target gene
+        # - the prep is not current_human_filtering
+        # - if the artifact_type is 'per_sample_FASTQ'
+        pts = self.prep_templates
+        tgs = qdb.metadata_template.constants.TARGET_GENE_DATA_TYPES
+        ntg = any([pt.data_type() not in tgs for pt in pts])
+        chf = any([not pt.current_human_filtering for pt in pts])
+        if ntg and chf and self.artifact_type == 'per_sample_FASTQ':
             st = self.study.sample_template
             if 'env_package' in st.categories:
                 sql = f"""SELECT DISTINCT sample_values->>'env_package'
diff --git a/qiita_db/metadata_template/prep_template.py b/qiita_db/metadata_template/prep_template.py
index 4a4cc98fa..77884db17 100644
--- a/qiita_db/metadata_template/prep_template.py
+++ b/qiita_db/metadata_template/prep_template.py
@@ -1082,3 +1082,28 @@ def creation_job_id(self, creation_job_id):
                      WHERE prep_template_id = %s"""
             qdb.sql_connection.TRN.add(sql, [creation_job_id, self.id])
             qdb.sql_connection.TRN.execute()
+
+    @property
+    def current_human_filtering(self):
+        """If the preparation is current with human filtering
+
+        Returns
+        -------
+        bool
+            The current_human_filtering of the prep information
+        """
+        with qdb.sql_connection.TRN:
+            sql = """SELECT current_human_filtering
+                     FROM qiita.prep_template
+                     WHERE prep_template_id = %s"""
+            qdb.sql_connection.TRN.add(sql, [self.id])
+            return qdb.sql_connection.TRN.execute_fetchlast()
+
+    @current_human_filtering.setter
+    def current_human_filtering(self, current_human_filtering):
+        with qdb.sql_connection.TRN:
+            sql = """UPDATE qiita.prep_template
+                     SET current_human_filtering = %s
+                     WHERE prep_template_id = %s"""
+            qdb.sql_connection.TRN.add(sql, [current_human_filtering, self.id])
+            qdb.sql_connection.TRN.execute()
diff --git a/qiita_db/metadata_template/test/test_prep_template.py b/qiita_db/metadata_template/test/test_prep_template.py
index 81769082d..bfc72ad62 100644
--- a/qiita_db/metadata_template/test/test_prep_template.py
+++ b/qiita_db/metadata_template/test/test_prep_template.py
@@ -1905,6 +1905,15 @@ def test_name_setter(self):
         pt.name = 'Prep information 1'
         self.assertEqual(pt.name, 'Prep information 1')
 
+    def test_current_human_filtering(self):
+        pt = qdb.metadata_template.prep_template.PrepTemplate(1)
+        # by default it should be false
+        self.assertFalse(pt.current_human_filtering)
+        pt.current_human_filtering = True
+        self.assertTrue(pt.current_human_filtering)
+        pt.current_human_filtering = False
+        self.assertFalse(pt.current_human_filtering)
+
 
 EXP_PREP_TEMPLATE = (
     'sample_name\tbarcode\tcenter_name\tcenter_project_name\t'
diff --git a/qiita_db/support_files/patches/92.sql b/qiita_db/support_files/patches/92.sql
index a4904adb4..0c2ad5034 100644
--- a/qiita_db/support_files/patches/92.sql
+++ b/qiita_db/support_files/patches/92.sql
@@ -18,3 +18,7 @@ ALTER TABLE qiita.slurm_resource_allocations
   ADD CONSTRAINT fk_slurm_resource_allocations
   FOREIGN KEY ( processing_job_id )
   REFERENCES qiita.processing_job ( processing_job_id );
+
+-- Apr 21, 2024
+-- Adding a new column: current_human_filtering to qiita.prep_template
+ALTER TABLE qiita.prep_template ADD current_human_filtering boolean DEFAULT False;
diff --git a/qiita_db/support_files/qiita-db.dbs b/qiita_db/support_files/qiita-db.dbs
index c156f4749..7e9a970ca 100644
--- a/qiita_db/support_files/qiita-db.dbs
+++ b/qiita_db/support_files/qiita-db.dbs
@@ -1001,6 +1001,9 @@
 			<column name="creation_job_id" type="uuid" jt="1111" >
 				<defo><![CDATA[NULL]]></defo>
 			</column>
+			<column name="current_human_filtering" type="boolean" jt="1111" >
+				<defo><![CDATA[false]]></defo>
+			</column>
 			<index name="pk_prep_template" unique="PRIMARY_KEY" >
 				<column name="prep_template_id" />
 			</index>
@@ -2148,10 +2151,10 @@ $function$
 		<entity schema="qiita" name="user_level" color="D1BEF4" x="64" y="1520" />
 		<entity schema="qiita" name="visibility" color="BED3F4" x="2160" y="880" />
 		<script name="Sample SQL Editor" id="Editor_19ad" language="SQL" >
-			<string><![CDATA[SELECT artifact_id, generated_timestamp, command_id, command_parameters, visibility_id, artifact_type_id, data_type_id, submitted_to_vamps, 
+			<string><![CDATA[SELECT artifact_id, generated_timestamp, command_id, command_parameters, visibility_id, artifact_type_id, data_type_id, submitted_to_vamps,
 	name
 FROM
 	qiita.artifact t;]]></string>
 		</script>
 	</layout>
-</project>
\ No newline at end of file
+</project>
diff --git a/qiita_db/support_files/qiita-db.html b/qiita_db/support_files/qiita-db.html
index 252d8e05c..942c14ae8 100644
--- a/qiita_db/support_files/qiita-db.html
+++ b/qiita_db/support_files/qiita-db.html
@@ -65,9 +65,9 @@
   <script type='text/ecmascript'>
   <![CDATA[
   function hghl(el) { for ( var i in el ){ var elem = document.getElementById(el[i]); if ( elem != null ) elem.setAttribute('class','highlight');  }  }
-  function uhghl(el) { for ( var i in el ){ var elem = document.getElementById(el[i]); if ( elem != null ) elem.setAttribute('class','scene'); }  } 
+  function uhghl(el) { for ( var i in el ){ var elem = document.getElementById(el[i]); if ( elem != null ) elem.setAttribute('class','scene'); }  }
   ]]>
-  </script> 
+  </script>
 
 <style type='text/css'>
   text                { fill:#c5c5c5; font-family: Trebuchet MS, 'Trebuchet MS', Dialog; font-size:14.083333015441895px; }
@@ -262,34 +262,34 @@
     <path d='M 0.00,0.00 L 8.00,4.00 L 0.00,8.00' />
   </marker>
   <linearGradient id='tbg_D1BEF4' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#3E1C7F' /> 
-     <stop offset='40%' stop-color='#351D62' /> 
-     <stop offset='100%' stop-color='#322350' /> 
+     <stop offset='0%' stop-color='#3E1C7F' />
+     <stop offset='40%' stop-color='#351D62' />
+     <stop offset='100%' stop-color='#322350' />
   </linearGradient>
   <linearGradient id='tbg_F4DDBE' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#7F541C' /> 
-     <stop offset='40%' stop-color='#62441D' /> 
-     <stop offset='100%' stop-color='#503C23' /> 
+     <stop offset='0%' stop-color='#7F541C' />
+     <stop offset='40%' stop-color='#62441D' />
+     <stop offset='100%' stop-color='#503C23' />
   </linearGradient>
   <linearGradient id='tbg_BED3F4' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#1C427F' /> 
-     <stop offset='40%' stop-color='#1D3762' /> 
-     <stop offset='100%' stop-color='#233450' /> 
+     <stop offset='0%' stop-color='#1C427F' />
+     <stop offset='40%' stop-color='#1D3762' />
+     <stop offset='100%' stop-color='#233450' />
   </linearGradient>
   <linearGradient id='tbg_BEBEF4' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#1C1C7F' /> 
-     <stop offset='40%' stop-color='#1D1D62' /> 
-     <stop offset='100%' stop-color='#232350' /> 
+     <stop offset='0%' stop-color='#1C1C7F' />
+     <stop offset='40%' stop-color='#1D1D62' />
+     <stop offset='100%' stop-color='#232350' />
   </linearGradient>
   <linearGradient id='tbg_C7F4BE' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#2C7F1C' /> 
-     <stop offset='40%' stop-color='#28621D' /> 
-     <stop offset='100%' stop-color='#2A5023' /> 
+     <stop offset='0%' stop-color='#2C7F1C' />
+     <stop offset='40%' stop-color='#28621D' />
+     <stop offset='100%' stop-color='#2A5023' />
   </linearGradient>
   <linearGradient id='tbg_F82E15' x1='0%' y1='0%' x2='0%' y2='100%' >
-     <stop offset='0%' stop-color='#7F261C' /> 
-     <stop offset='40%' stop-color='#62241D' /> 
-     <stop offset='100%' stop-color='#502723' /> 
+     <stop offset='0%' stop-color='#7F261C' />
+     <stop offset='40%' stop-color='#62241D' />
+     <stop offset='100%' stop-color='#502723' />
   </linearGradient>
 </defs>
 
@@ -298,10 +298,10 @@
 
 <!-- == Legend == -->
 <g transform='translate(10,10)'>
-  <rect x='10' y='10' width='230' height='56' rx='6' ry='6' style='fill:url(#legendGradient);filter:url(#shadow);'/> 
-  <text x='20' y='25' class='legendTitle' >Qiita DB</text> 
-  <a xlink:href='https://dbschema.com'><text x='20' y='39' class='legendSubTitle'><tspan>(c) DbSchema</tspan></text></a> 
-  <text x='20' y='53' class='legendSubTitle'><tspan>Hover columns to read the comments.</tspan></text> 
+  <rect x='10' y='10' width='230' height='56' rx='6' ry='6' style='fill:url(#legendGradient);filter:url(#shadow);'/>
+  <text x='20' y='25' class='legendTitle' >Qiita DB</text>
+  <a xlink:href='https://dbschema.com'><text x='20' y='39' class='legendSubTitle'><tspan>(c) DbSchema</tspan></text></a>
+  <text x='20' y='53' class='legendSubTitle'><tspan>Hover columns to read the comments.</tspan></text>
 </g>
 
 <g transform='translate(0,110)'>
@@ -825,22 +825,6 @@
 <path transform='translate(8,0)' marker-start='url(#foot1p)' marker-end='url(#arrow1)'    d='M 640,1392L 592,1392' ><title>Fk fk_study_tags
 per_study_tags ref study_tags ( study_tag )</title></path>
 <text x='589' y='1387' transform='rotate(0 589,1387)' class='relName'>study_tag</text>
-<!-- == Fk 'prep_template_fk_prep_template_artifact' == -->
-<path id='prep_template_fk_prep_template_artifact'  onmouseover="hghl(['prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','qiita.artifact.artifact_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','qiita.artifact.artifact_id'])" transform='translate(8,0)' class='scene' d='M 2080,1296L 2080,1048Q 2080,1040 2088,1040L 2104,1040Q 2112,1040 2112,1032L 2112,744Q 2112,736 2120,736L 2144,736' >
-	<title>Fk fk_prep_template_artifact
-prep_template ref artifact ( artifact_id )</title>
-</path>
-<path transform='translate(8,0)' marker-start='url(#foot0p)' marker-end='url(#arrow1)'  class='dotted '  d='M 2080,1296L 2080,1048Q 2080,1040 2088,1040L 2104,1040Q 2112,1040 2112,1032L 2112,744Q 2112,736 2120,736L 2144,736' ><title>Fk fk_prep_template_artifact
-prep_template ref artifact ( artifact_id )</title></path>
-<text x='2083' y='1294' transform='rotate(270 2083,1294)' class='relName'>artifact_id</text>
-<!-- == Fk 'prep_template_fk_prep_template_data_type' == -->
-<path id='prep_template_fk_prep_template_data_type'  onmouseover="hghl(['prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id','qiita.data_type.data_type_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id','qiita.data_type.data_type_id'])" transform='translate(8,0)' class='scene' d='M 1936,1488L 1576,1488Q 1568,1488 1568,1480L 1568,1032Q 1568,1024 1560,1024L 1496,1024Q 1488,1024 1488,1016L 1488,688' >
-	<title>Fk fk_prep_template_data_type
-prep_template ref data_type ( data_type_id )</title>
-</path>
-<path transform='translate(8,0)' marker-start='url(#foot1p)' marker-end='url(#arrow1)'    d='M 1936,1488L 1576,1488Q 1568,1488 1568,1480L 1568,1032Q 1568,1024 1560,1024L 1496,1024Q 1488,1024 1488,1016L 1488,688' ><title>Fk fk_prep_template_data_type
-prep_template ref data_type ( data_type_id )</title></path>
-<text x='1864' y='1483' transform='rotate(0 1864,1483)' class='relName'>data_type_id</text>
 <!-- == Fk 'prep_template_filepath_fk_filepath_id' == -->
 <path id='prep_template_filepath_fk_filepath_id'  onmouseover="hghl(['prep_template_filepath_fk_filepath_id','qiita.prep_template_filepath.filepath_id','qiita.filepath.filepath_id'])" onmouseout="uhghl(['prep_template_filepath_fk_filepath_id','qiita.prep_template_filepath.filepath_id','qiita.filepath.filepath_id'])" transform='translate(8,0)' class='scene' d='M 2304,1088L 2304,1080Q 2304,1072 2312,1072L 2928,1072' >
 	<title>Fk fk_filepath_id
@@ -1185,6 +1169,22 @@
 <path transform='translate(8,0)' marker-start='url(#foot1p)' marker-end='url(#arrow1)'    d='M 1216,1536L 1152,1536' ><title>Fk fk_term_ontology
 term ref ontology ( ontology_id )</title></path>
 <text x='1153' y='1531' transform='rotate(0 1153,1531)' class='relName'>ontology_id</text>
+<!-- == Fk 'prep_template_fk_prep_template_artifact' == -->
+<path id='prep_template_fk_prep_template_artifact'  onmouseover="hghl(['prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','qiita.artifact.artifact_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','qiita.artifact.artifact_id'])" transform='translate(8,0)' class='scene' d='M 2080,1296L 2080,1048Q 2080,1040 2088,1040L 2104,1040Q 2112,1040 2112,1032L 2112,744Q 2112,736 2120,736L 2144,736' >
+	<title>Fk fk_prep_template_artifact
+prep_template ref artifact ( artifact_id )</title>
+</path>
+<path transform='translate(8,0)' marker-start='url(#foot0p)' marker-end='url(#arrow1)'  class='dotted '  d='M 2080,1296L 2080,1048Q 2080,1040 2088,1040L 2104,1040Q 2112,1040 2112,1032L 2112,744Q 2112,736 2120,736L 2144,736' ><title>Fk fk_prep_template_artifact
+prep_template ref artifact ( artifact_id )</title></path>
+<text x='2083' y='1294' transform='rotate(270 2083,1294)' class='relName'>artifact_id</text>
+<!-- == Fk 'prep_template_fk_prep_template_data_type' == -->
+<path id='prep_template_fk_prep_template_data_type'  onmouseover="hghl(['prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id','qiita.data_type.data_type_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id','qiita.data_type.data_type_id'])" transform='translate(8,0)' class='scene' d='M 1936,1488L 1576,1488Q 1568,1488 1568,1480L 1568,1032Q 1568,1024 1560,1024L 1496,1024Q 1488,1024 1488,1016L 1488,688' >
+	<title>Fk fk_prep_template_data_type
+prep_template ref data_type ( data_type_id )</title>
+</path>
+<path transform='translate(8,0)' marker-start='url(#foot1p)' marker-end='url(#arrow1)'    d='M 1936,1488L 1576,1488Q 1568,1488 1568,1480L 1568,1032Q 1568,1024 1560,1024L 1496,1024Q 1488,1024 1488,1016L 1488,688' ><title>Fk fk_prep_template_data_type
+prep_template ref data_type ( data_type_id )</title></path>
+<text x='1864' y='1483' transform='rotate(0 1864,1483)' class='relName'>data_type_id</text>
 <!-- == Table 'analysis' == -->
 <rect class='entity' style='stroke:none;' x='720' y='40' width='208' height='192' rx='8' ry='8' />
 <path d='M 720 68 L 720 48 Q 720 40 728 40 L 920 40 Q 928 40 928 48 L 928 68 L720 68 ' style='fill:url(#tbg_D1BEF4);stroke:1;stroke-opacity:0.1;' />
@@ -1194,11 +1194,11 @@
   <use id='nn' x='722' y='77' xlink:href='#nn'/><use id='pk' x='722' y='76' xlink:href='#pk'><title>Pk pk_analysis ( analysis_id ) </title></use><a xlink:href='#qiita.analysis_analysis_id'><text id='qiita.analysis.analysis_id' x='739' y='87' onmouseover="hghl(['analysis_artifact_fk_analysis_artifact_analysis','qiita.analysis_artifact.analysis_id','analysis_filepath_fk_analysis_filepath','qiita.analysis_filepath.analysis_id','analysis_portal_fk_analysis_portal','qiita.analysis_portal.analysis_id','analysis_processing_job_fk_analysis_processing_job','qiita.analysis_processing_job.analysis_id','analysis_sample_fk_analysis_sample_analysis','qiita.analysis_sample.analysis_id','analysis_users_fk_analysis_users_analysis','qiita.analysis_users.analysis_id'])" onmouseout="uhghl(['analysis_artifact_fk_analysis_artifact_analysis','qiita.analysis_artifact.analysis_id','analysis_filepath_fk_analysis_filepath','qiita.analysis_filepath.analysis_id','analysis_portal_fk_analysis_portal','qiita.analysis_portal.analysis_id','analysis_processing_job_fk_analysis_processing_job','qiita.analysis_processing_job.analysis_id','analysis_sample_fk_analysis_sample_analysis','qiita.analysis_sample.analysis_id','analysis_users_fk_analysis_users_analysis','qiita.analysis_users.analysis_id'])">analysis_id</text><title>analysis_id
 * bigint default nextval(&apos;qiita.analysis_analysis_id_seq&apos;::regclass)
 Unique identifier for analysis</title></a>
-<text x='912' y='88' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.analysis.analysis_id'><use id='ref' x='916' y='76' xlink:href='#ref'/><title>Referred by analysis_artifact ( analysis_id ) 
-Referred by analysis_filepath ( analysis_id ) 
-Referred by analysis_portal ( analysis_id ) 
-Referred by analysis_processing_job ( analysis_id ) 
-Referred by analysis_sample ( analysis_id ) 
+<text x='912' y='88' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.analysis.analysis_id'><use id='ref' x='916' y='76' xlink:href='#ref'/><title>Referred by analysis_artifact ( analysis_id )
+Referred by analysis_filepath ( analysis_id )
+Referred by analysis_portal ( analysis_id )
+Referred by analysis_processing_job ( analysis_id )
+Referred by analysis_sample ( analysis_id )
 Referred by analysis_users ( analysis_id ) </title></a>
   <use id='nn' x='722' y='93' xlink:href='#nn'/><use id='idx' x='722' y='92' xlink:href='#idx'><title>idx_analysis_email ( email ) </title></use><a xlink:href='#qiita.analysis_email'><text id='qiita.analysis.email' x='739' y='103'>email</text><title>email
 * varchar
@@ -1333,16 +1333,16 @@
 Represents data in the system</title></a>
   <use id='nn' x='2162' y='605' xlink:href='#nn'/><use id='pk' x='2162' y='604' xlink:href='#pk'><title>Pk pk_artifact ( artifact_id ) </title></use><a xlink:href='#qiita.artifact_artifact_id'><text id='qiita.artifact.artifact_id' x='2179' y='615' onmouseover="hghl(['analysis_artifact_fk_analysis_artifact_artifact','qiita.analysis_artifact.artifact_id','analysis_sample_fk_analysis_sample_artifact','qiita.analysis_sample.artifact_id','artifact_filepath_fk_artifact_filepath_artifact','qiita.artifact_filepath.artifact_id','artifact_output_processing_job_fk_artifact_output_processing_job_artifact','qiita.artifact_output_processing_job.artifact_id','artifact_processing_job_fk_artifact_processing_job','qiita.artifact_processing_job.artifact_id','ebi_run_accession_fk_ebi_run_accesion_artifact','qiita.ebi_run_accession.artifact_id','parent_artifact_fk_parent_artifact_artifact','qiita.parent_artifact.artifact_id','parent_artifact_fk_parent_artifact_parent','qiita.parent_artifact.parent_id','prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','preparation_artifact_fk_artifact_id','qiita.preparation_artifact.artifact_id','study_artifact_fk_study_artifact_artifact','qiita.study_artifact.artifact_id'])" onmouseout="uhghl(['analysis_artifact_fk_analysis_artifact_artifact','qiita.analysis_artifact.artifact_id','analysis_sample_fk_analysis_sample_artifact','qiita.analysis_sample.artifact_id','artifact_filepath_fk_artifact_filepath_artifact','qiita.artifact_filepath.artifact_id','artifact_output_processing_job_fk_artifact_output_processing_job_artifact','qiita.artifact_output_processing_job.artifact_id','artifact_processing_job_fk_artifact_processing_job','qiita.artifact_processing_job.artifact_id','ebi_run_accession_fk_ebi_run_accesion_artifact','qiita.ebi_run_accession.artifact_id','parent_artifact_fk_parent_artifact_artifact','qiita.parent_artifact.artifact_id','parent_artifact_fk_parent_artifact_parent','qiita.parent_artifact.parent_id','prep_template_fk_prep_template_artifact','qiita.prep_template.artifact_id','preparation_artifact_fk_artifact_id','qiita.preparation_artifact.artifact_id','study_artifact_fk_study_artifact_artifact','qiita.study_artifact.artifact_id'])">artifact_id</text><title>artifact_id
 * bigint default nextval(&apos;qiita.artifact_artifact_id_seq&apos;::regclass)</title></a>
-<text x='2416' y='616' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.artifact.artifact_id'><use id='ref' x='2420' y='604' xlink:href='#ref'/><title>Referred by analysis_artifact ( artifact_id ) 
-Referred by analysis_sample ( artifact_id ) 
-Referred by artifact_filepath ( artifact_id ) 
-Referred by artifact_output_processing_job ( artifact_id ) 
-Referred by artifact_processing_job ( artifact_id ) 
-Referred by ebi_run_accession ( artifact_id ) 
-Referred by parent_artifact ( artifact_id ) 
-Referred by parent_artifact ( parent_id -&gt; artifact_id ) 
-Referred by prep_template ( artifact_id ) 
-Referred by preparation_artifact ( artifact_id ) 
+<text x='2416' y='616' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.artifact.artifact_id'><use id='ref' x='2420' y='604' xlink:href='#ref'/><title>Referred by analysis_artifact ( artifact_id )
+Referred by analysis_sample ( artifact_id )
+Referred by artifact_filepath ( artifact_id )
+Referred by artifact_output_processing_job ( artifact_id )
+Referred by artifact_processing_job ( artifact_id )
+Referred by ebi_run_accession ( artifact_id )
+Referred by parent_artifact ( artifact_id )
+Referred by parent_artifact ( parent_id -&gt; artifact_id )
+Referred by prep_template ( artifact_id )
+Referred by preparation_artifact ( artifact_id )
 Referred by study_artifact ( artifact_id ) </title></a>
   <use id='nn' x='2162' y='621' xlink:href='#nn'/><a xlink:href='#qiita.artifact_generated_timestamp'><text id='qiita.artifact.generated_timestamp' x='2179' y='631'>generated_timestamp</text><title>generated_timestamp
 * timestamp(0)</title></a>
@@ -1415,11 +1415,11 @@
 Type of file (FASTA, FASTQ, SPECTRA, etc)</title></a>
   <use id='nn' x='2002' y='93' xlink:href='#nn'/><use id='pk' x='2002' y='92' xlink:href='#pk'><title>Pk pk_filetype ( artifact_type_id ) </title></use><a xlink:href='#qiita.artifact_type_artifact_type_id'><text id='qiita.artifact_type.artifact_type_id' x='2019' y='103' onmouseover="hghl(['artifact_fk_artifact_type','qiita.artifact.artifact_type_id','artifact_type_filepath_type_fk_artifact_type_filepath_type_at','qiita.artifact_type_filepath_type.artifact_type_id','command_output_fk_command_output_0','qiita.command_output.artifact_type_id','default_workflow_fk_artifact_type_id','qiita.default_workflow.artifact_type_id','parameter_artifact_type_fk_parameter_artifact_type_0','qiita.parameter_artifact_type.artifact_type_id','software_artifact_type_fk_software_artifact_type_at','qiita.software_artifact_type.artifact_type_id'])" onmouseout="uhghl(['artifact_fk_artifact_type','qiita.artifact.artifact_type_id','artifact_type_filepath_type_fk_artifact_type_filepath_type_at','qiita.artifact_type_filepath_type.artifact_type_id','command_output_fk_command_output_0','qiita.command_output.artifact_type_id','default_workflow_fk_artifact_type_id','qiita.default_workflow.artifact_type_id','parameter_artifact_type_fk_parameter_artifact_type_0','qiita.parameter_artifact_type.artifact_type_id','software_artifact_type_fk_software_artifact_type_at','qiita.software_artifact_type.artifact_type_id'])">artifact_type_id</text><title>artifact_type_id
 * bigint default nextval(&apos;qiita.filetype_filetype_id_seq&apos;::regclass)</title></a>
-<text x='2256' y='104' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.artifact_type.artifact_type_id'><use id='ref' x='2260' y='92' xlink:href='#ref'/><title>Referred by artifact ( artifact_type_id ) 
-Referred by artifact_type_filepath_type ( artifact_type_id ) 
-Referred by command_output ( artifact_type_id ) 
-Referred by default_workflow ( artifact_type_id ) 
-Referred by parameter_artifact_type ( artifact_type_id ) 
+<text x='2256' y='104' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.artifact_type.artifact_type_id'><use id='ref' x='2260' y='92' xlink:href='#ref'/><title>Referred by artifact ( artifact_type_id )
+Referred by artifact_type_filepath_type ( artifact_type_id )
+Referred by command_output ( artifact_type_id )
+Referred by default_workflow ( artifact_type_id )
+Referred by parameter_artifact_type ( artifact_type_id )
 Referred by software_artifact_type ( artifact_type_id ) </title></a>
   <use id='nn' x='2002' y='109' xlink:href='#nn'/><use id='unq' x='2002' y='108' xlink:href='#unq'><title>Unq idx_filetype ( artifact_type ) </title></use><a xlink:href='#qiita.artifact_type_artifact_type'><text id='qiita.artifact_type.artifact_type' x='2019' y='119'>artifact_type</text><title>artifact_type
 * varchar</title></a>
@@ -1493,7 +1493,7 @@
 <a xlink:href='#qiita.command_output'><text x='2405' y='75' >command_output</text><title>Table qiita.command_output</title></a>
   <use id='nn' x='2354' y='93' xlink:href='#nn'/><use id='pk' x='2354' y='92' xlink:href='#pk'><title>Pk pk_command_output ( command_output_id ) </title></use><a xlink:href='#qiita.command_output_command_output_id'><text id='qiita.command_output.command_output_id' x='2371' y='103' onmouseover="hghl(['artifact_output_processing_job_fk_artifact_output_processing_job_cmd','qiita.artifact_output_processing_job.command_output_id','default_workflow_edge_connections_fk_default_workflow_edge_connections','qiita.default_workflow_edge_connections.parent_output_id'])" onmouseout="uhghl(['artifact_output_processing_job_fk_artifact_output_processing_job_cmd','qiita.artifact_output_processing_job.command_output_id','default_workflow_edge_connections_fk_default_workflow_edge_connections','qiita.default_workflow_edge_connections.parent_output_id'])">command_output_id</text><title>command_output_id
 * bigint default nextval(&apos;qiita.command_output_command_output_id_seq&apos;::regclass)</title></a>
-<text x='2560' y='104' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.command_output.command_output_id'><use id='ref' x='2564' y='92' xlink:href='#ref'/><title>Referred by artifact_output_processing_job ( command_output_id ) 
+<text x='2560' y='104' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.command_output.command_output_id'><use id='ref' x='2564' y='92' xlink:href='#ref'/><title>Referred by artifact_output_processing_job ( command_output_id )
 Referred by default_workflow_edge_connections ( parent_output_id -&gt; command_output_id ) </title></a>
   <use id='nn' x='2354' y='109' xlink:href='#nn'/><use id='unq' x='2354' y='108' xlink:href='#unq'><title>Unq idx_command_output ( name, command_id ) </title></use><a xlink:href='#qiita.command_output_name'><text id='qiita.command_output.name' x='2371' y='119'>name</text><title>name
 * varchar</title></a>
@@ -1524,7 +1524,7 @@
 varchar</title></a>
 <text x='2896' y='184' text-anchor='end' class='colType'>varchar</text>  <use id='nn' x='2674' y='189' xlink:href='#nn'/><use id='pk' x='2674' y='188' xlink:href='#pk'><title>Pk pk_command_parameter ( command_parameter_id ) </title></use><a xlink:href='#qiita.command_parameter_command_parameter_id'><text id='qiita.command_parameter.command_parameter_id' x='2691' y='199' onmouseover="hghl(['default_workflow_edge_connections_fk_default_workflow_edge_connections_0','qiita.default_workflow_edge_connections.child_input_id','parameter_artifact_type_fk_parameter_artifact_type','qiita.parameter_artifact_type.command_parameter_id'])" onmouseout="uhghl(['default_workflow_edge_connections_fk_default_workflow_edge_connections_0','qiita.default_workflow_edge_connections.child_input_id','parameter_artifact_type_fk_parameter_artifact_type','qiita.parameter_artifact_type.command_parameter_id'])">command_parameter_id</text><title>command_parameter_id
 * bigint default nextval(&apos;qiita.command_parameter_command_parameter_id_seq&apos;::regclass)</title></a>
-<text x='2896' y='200' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.command_parameter.command_parameter_id'><use id='ref' x='2900' y='188' xlink:href='#ref'/><title>Referred by default_workflow_edge_connections ( child_input_id -&gt; command_parameter_id ) 
+<text x='2896' y='200' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.command_parameter.command_parameter_id'><use id='ref' x='2900' y='188' xlink:href='#ref'/><title>Referred by default_workflow_edge_connections ( child_input_id -&gt; command_parameter_id )
 Referred by parameter_artifact_type ( command_parameter_id ) </title></a>
   <a xlink:href='#qiita.command_parameter_name_order'><text id='qiita.command_parameter.name_order' x='2691' y='215'>name_order</text><title>name_order
 integer</title></a>
@@ -1538,7 +1538,7 @@
 <a xlink:href='#qiita.controlled_vocab'><text x='2478' y='1563' >controlled_vocab</text><title>Table qiita.controlled_vocab</title></a>
   <use id='nn' x='2434' y='1581' xlink:href='#nn'/><use id='pk' x='2434' y='1580' xlink:href='#pk'><title>Pk pk_controlled_vocabularies ( controlled_vocab_id ) </title></use><a xlink:href='#qiita.controlled_vocab_controlled_vocab_id'><text id='qiita.controlled_vocab.controlled_vocab_id' x='2451' y='1591' onmouseover="hghl(['column_controlled_vocabularies_fk_column_controlled_vocab2','qiita.column_controlled_vocabularies.controlled_vocab_id','controlled_vocab_values_fk_controlled_vocab_values','qiita.controlled_vocab_values.controlled_vocab_id'])" onmouseout="uhghl(['column_controlled_vocabularies_fk_column_controlled_vocab2','qiita.column_controlled_vocabularies.controlled_vocab_id','controlled_vocab_values_fk_controlled_vocab_values','qiita.controlled_vocab_values.controlled_vocab_id'])">controlled_vocab_id</text><title>controlled_vocab_id
 * bigint default nextval(&apos;qiita.controlled_vocab_controlled_vocab_id_seq&apos;::regclass)</title></a>
-<text x='2624' y='1592' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.controlled_vocab.controlled_vocab_id'><use id='ref' x='2628' y='1580' xlink:href='#ref'/><title>Referred by column_controlled_vocabularies ( controlled_vocab_id ) 
+<text x='2624' y='1592' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.controlled_vocab.controlled_vocab_id'><use id='ref' x='2628' y='1580' xlink:href='#ref'/><title>Referred by column_controlled_vocabularies ( controlled_vocab_id )
 Referred by controlled_vocab_values ( controlled_vocab_id ) </title></a>
   <use id='nn' x='2434' y='1597' xlink:href='#nn'/><a xlink:href='#qiita.controlled_vocab_controlled_vocab'><text id='qiita.controlled_vocab.controlled_vocab' x='2451' y='1607'>controlled_vocab</text><title>controlled_vocab
 * varchar</title></a>
@@ -1584,9 +1584,9 @@
 <a xlink:href='#qiita.data_type'><text x='1452' y='619' >data_type</text><title>Table qiita.data_type</title></a>
   <use id='nn' x='1410' y='637' xlink:href='#nn'/><use id='pk' x='1410' y='636' xlink:href='#pk'><title>Pk pk_data_type ( data_type_id ) </title></use><a xlink:href='#qiita.data_type_data_type_id'><text id='qiita.data_type.data_type_id' x='1427' y='647' onmouseover="hghl(['analysis_filepath_fk_analysis_filepath_1','qiita.analysis_filepath.data_type_id','artifact_fk_artifact_data_type','qiita.artifact.data_type_id','default_workflow_data_type_fk_data_type_id','qiita.default_workflow_data_type.data_type_id','prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id'])" onmouseout="uhghl(['analysis_filepath_fk_analysis_filepath_1','qiita.analysis_filepath.data_type_id','artifact_fk_artifact_data_type','qiita.artifact.data_type_id','default_workflow_data_type_fk_data_type_id','qiita.default_workflow_data_type.data_type_id','prep_template_fk_prep_template_data_type','qiita.prep_template.data_type_id'])">data_type_id</text><title>data_type_id
 * bigint default nextval(&apos;qiita.data_type_data_type_id_seq&apos;::regclass)</title></a>
-<text x='1552' y='648' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.data_type.data_type_id'><use id='ref' x='1556' y='636' xlink:href='#ref'/><title>Referred by analysis_filepath ( data_type_id ) 
-Referred by artifact ( data_type_id ) 
-Referred by default_workflow_data_type ( data_type_id ) 
+<text x='1552' y='648' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.data_type.data_type_id'><use id='ref' x='1556' y='636' xlink:href='#ref'/><title>Referred by analysis_filepath ( data_type_id )
+Referred by artifact ( data_type_id )
+Referred by default_workflow_data_type ( data_type_id )
 Referred by prep_template ( data_type_id ) </title></a>
   <use id='nn' x='1410' y='653' xlink:href='#nn'/><use id='unq' x='1410' y='652' xlink:href='#unq'><title>Unq idx_data_type ( data_type ) </title></use><a xlink:href='#qiita.data_type_data_type'><text id='qiita.data_type.data_type' x='1427' y='663'>data_type</text><title>data_type
 * varchar
@@ -1615,7 +1615,7 @@
 <a xlink:href='#qiita.default_workflow'><text x='1117' y='491' >default_workflow</text><title>Table qiita.default_workflow</title></a>
   <use id='nn' x='1074' y='509' xlink:href='#nn'/><use id='pk' x='1074' y='508' xlink:href='#pk'><title>Pk pk_default_workflow ( default_workflow_id ) </title></use><a xlink:href='#qiita.default_workflow_default_workflow_id'><text id='qiita.default_workflow.default_workflow_id' x='1091' y='519' onmouseover="hghl(['default_workflow_data_type_fk_default_workflow_id','qiita.default_workflow_data_type.default_workflow_id','default_workflow_node_fk_default_workflow_command_1','qiita.default_workflow_node.default_workflow_id'])" onmouseout="uhghl(['default_workflow_data_type_fk_default_workflow_id','qiita.default_workflow_data_type.default_workflow_id','default_workflow_node_fk_default_workflow_command_1','qiita.default_workflow_node.default_workflow_id'])">default_workflow_id</text><title>default_workflow_id
 * bigint default nextval(&apos;qiita.default_workflow_default_workflow_id_seq&apos;::regclass)</title></a>
-<text x='1264' y='520' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.default_workflow.default_workflow_id'><use id='ref' x='1268' y='508' xlink:href='#ref'/><title>Referred by default_workflow_data_type ( default_workflow_id ) 
+<text x='1264' y='520' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.default_workflow.default_workflow_id'><use id='ref' x='1268' y='508' xlink:href='#ref'/><title>Referred by default_workflow_data_type ( default_workflow_id )
 Referred by default_workflow_node ( default_workflow_id ) </title></a>
   <use id='nn' x='1074' y='525' xlink:href='#nn'/><a xlink:href='#qiita.default_workflow_name'><text id='qiita.default_workflow.name' x='1091' y='535'>name</text><title>name
 * varchar</title></a>
@@ -1678,7 +1678,7 @@
 <a xlink:href='#qiita.default_workflow_node'><text x='1409' y='347' >default_workflow_node</text><title>Table qiita.default_workflow_node</title></a>
   <use id='nn' x='1362' y='365' xlink:href='#nn'/><use id='pk' x='1362' y='364' xlink:href='#pk'><title>Pk pk_default_workflow_command ( default_workflow_node_id ) </title></use><a xlink:href='#qiita.default_workflow_node_default_workflow_node_id'><text id='qiita.default_workflow_node.default_workflow_node_id' x='1379' y='375' onmouseover="hghl(['default_workflow_edge_fk_default_workflow_edge','qiita.default_workflow_edge.parent_id','default_workflow_edge_fk_default_workflow_edge_0','qiita.default_workflow_edge.child_id'])" onmouseout="uhghl(['default_workflow_edge_fk_default_workflow_edge','qiita.default_workflow_edge.parent_id','default_workflow_edge_fk_default_workflow_edge_0','qiita.default_workflow_edge.child_id'])">default_workflow_node_id</text><title>default_workflow_node_id
 * bigint default nextval(&apos;qiita.default_workflow_node_default_workflow_node_id_seq&apos;::regclass)</title></a>
-<text x='1600' y='376' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.default_workflow_node.default_workflow_node_id'><use id='ref' x='1604' y='364' xlink:href='#ref'/><title>Referred by default_workflow_edge ( parent_id -&gt; default_workflow_node_id ) 
+<text x='1600' y='376' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.default_workflow_node.default_workflow_node_id'><use id='ref' x='1604' y='364' xlink:href='#ref'/><title>Referred by default_workflow_edge ( parent_id -&gt; default_workflow_node_id )
 Referred by default_workflow_edge ( child_id -&gt; default_workflow_node_id ) </title></a>
   <use id='nn' x='1362' y='381' xlink:href='#nn'/><use id='idx' x='1362' y='380' xlink:href='#idx'><title>idx_default_workflow_command_dflt_wf_id ( default_workflow_id ) </title></use><a xlink:href='#qiita.default_workflow_node_default_workflow_id'><text id='qiita.default_workflow_node.default_workflow_id' x='1379' y='391' onmouseover="hghl(['default_workflow_node_fk_default_workflow_command_1','qiita.default_workflow.default_workflow_id'])" onmouseout="uhghl(['default_workflow_node_fk_default_workflow_command_1','qiita.default_workflow.default_workflow_id'])">default_workflow_id</text><title>default_workflow_id
 * bigint</title></a>
@@ -1733,12 +1733,12 @@
 <a xlink:href='#qiita.filepath'><text x='3027' y='1035' >filepath</text><title>Table qiita.filepath</title></a>
   <use id='nn' x='2946' y='1053' xlink:href='#nn'/><use id='pk' x='2946' y='1052' xlink:href='#pk'><title>Pk pk_filepath ( filepath_id ) </title></use><a xlink:href='#qiita.filepath_filepath_id'><text id='qiita.filepath.filepath_id' x='2963' y='1063' onmouseover="hghl(['analysis_filepath_fk_analysis_filepath_0','qiita.analysis_filepath.filepath_id','artifact_filepath_fk_artifact_filepath_filepath','qiita.artifact_filepath.filepath_id','prep_template_filepath_fk_filepath_id','qiita.prep_template_filepath.filepath_id','reference_fk_reference_sequence_filepath','qiita.reference.sequence_filepath','reference_fk_reference_taxonomy_filepath','qiita.reference.taxonomy_filepath','reference_fk_reference_tree_filepath','qiita.reference.tree_filepath','sample_template_filepath_fk_filepath_id','qiita.sample_template_filepath.filepath_id'])" onmouseout="uhghl(['analysis_filepath_fk_analysis_filepath_0','qiita.analysis_filepath.filepath_id','artifact_filepath_fk_artifact_filepath_filepath','qiita.artifact_filepath.filepath_id','prep_template_filepath_fk_filepath_id','qiita.prep_template_filepath.filepath_id','reference_fk_reference_sequence_filepath','qiita.reference.sequence_filepath','reference_fk_reference_taxonomy_filepath','qiita.reference.taxonomy_filepath','reference_fk_reference_tree_filepath','qiita.reference.tree_filepath','sample_template_filepath_fk_filepath_id','qiita.sample_template_filepath.filepath_id'])">filepath_id</text><title>filepath_id
 * bigint default nextval(&apos;qiita.filepath_filepath_id_seq&apos;::regclass)</title></a>
-<text x='3152' y='1064' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.filepath.filepath_id'><use id='ref' x='3156' y='1052' xlink:href='#ref'/><title>Referred by analysis_filepath ( filepath_id ) 
-Referred by artifact_filepath ( filepath_id ) 
-Referred by prep_template_filepath ( filepath_id ) 
-Referred by reference ( sequence_filepath -&gt; filepath_id ) 
-Referred by reference ( taxonomy_filepath -&gt; filepath_id ) 
-Referred by reference ( tree_filepath -&gt; filepath_id ) 
+<text x='3152' y='1064' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.filepath.filepath_id'><use id='ref' x='3156' y='1052' xlink:href='#ref'/><title>Referred by analysis_filepath ( filepath_id )
+Referred by artifact_filepath ( filepath_id )
+Referred by prep_template_filepath ( filepath_id )
+Referred by reference ( sequence_filepath -&gt; filepath_id )
+Referred by reference ( taxonomy_filepath -&gt; filepath_id )
+Referred by reference ( tree_filepath -&gt; filepath_id )
 Referred by sample_template_filepath ( filepath_id ) </title></a>
   <use id='nn' x='2946' y='1069' xlink:href='#nn'/><a xlink:href='#qiita.filepath_filepath'><text id='qiita.filepath.filepath' x='2963' y='1079'>filepath</text><title>filepath
 * varchar</title></a>
@@ -1763,7 +1763,7 @@
 <a xlink:href='#qiita.filepath_type'><text x='3009' y='1307' >filepath_type</text><title>Table qiita.filepath_type</title></a>
   <use id='nn' x='2962' y='1325' xlink:href='#nn'/><use id='pk' x='2962' y='1324' xlink:href='#pk'><title>Pk pk_filepath_type ( filepath_type_id ) </title></use><a xlink:href='#qiita.filepath_type_filepath_type_id'><text id='qiita.filepath_type.filepath_type_id' x='2979' y='1335' onmouseover="hghl(['artifact_type_filepath_type_fk_artifact_type_filepath_type_ft','qiita.artifact_type_filepath_type.filepath_type_id','filepath_fk_filepath','qiita.filepath.filepath_type_id'])" onmouseout="uhghl(['artifact_type_filepath_type_fk_artifact_type_filepath_type_ft','qiita.artifact_type_filepath_type.filepath_type_id','filepath_fk_filepath','qiita.filepath.filepath_type_id'])">filepath_type_id</text><title>filepath_type_id
 * bigint default nextval(&apos;qiita.filepath_type_filepath_type_id_seq&apos;::regclass)</title></a>
-<text x='3136' y='1336' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.filepath_type.filepath_type_id'><use id='ref' x='3140' y='1324' xlink:href='#ref'/><title>Referred by artifact_type_filepath_type ( filepath_type_id ) 
+<text x='3136' y='1336' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.filepath_type.filepath_type_id'><use id='ref' x='3140' y='1324' xlink:href='#ref'/><title>Referred by artifact_type_filepath_type ( filepath_type_id )
 Referred by filepath ( filepath_type_id ) </title></a>
   <use id='unq' x='2962' y='1340' xlink:href='#unq'><title>Unq idx_filepath_type ( filepath_type ) </title></use><a xlink:href='#qiita.filepath_type_filepath_type'><text id='qiita.filepath_type.filepath_type' x='2979' y='1351'>filepath_type</text><title>filepath_type
 varchar</title></a>
@@ -1805,7 +1805,7 @@
 <a xlink:href='#qiita.logging'><text x='1814' y='331' >logging</text><title>Table qiita.logging</title></a>
   <use id='nn' x='1762' y='349' xlink:href='#nn'/><use id='pk' x='1762' y='348' xlink:href='#pk'><title>Pk pk_logging ( logging_id ) </title></use><a xlink:href='#qiita.logging_logging_id'><text id='qiita.logging.logging_id' x='1779' y='359' onmouseover="hghl(['analysis_fk_analysis_logging','qiita.analysis.logging_id','processing_job_fk_processing_job_logging','qiita.processing_job.logging_id'])" onmouseout="uhghl(['analysis_fk_analysis_logging','qiita.analysis.logging_id','processing_job_fk_processing_job_logging','qiita.processing_job.logging_id'])">logging_id</text><title>logging_id
 * bigint default nextval(&apos;qiita.logging_logging_id_seq&apos;::regclass)</title></a>
-<text x='1904' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.logging.logging_id'><use id='ref' x='1908' y='348' xlink:href='#ref'/><title>Referred by analysis ( logging_id ) 
+<text x='1904' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.logging.logging_id'><use id='ref' x='1908' y='348' xlink:href='#ref'/><title>Referred by analysis ( logging_id )
 Referred by processing_job ( logging_id ) </title></a>
   <use id='nn' x='1762' y='365' xlink:href='#nn'/><a xlink:href='#qiita.logging_time'><text id='qiita.logging.time' x='1779' y='375'>time</text><title>time
 * timestamp(0)
@@ -1856,7 +1856,7 @@
 <a xlink:href='#qiita.mixs_field_description'><text x='1853' y='1563' >mixs_field_description</text><title>Table qiita.mixs_field_description</title></a>
   <use id='nn' x='1842' y='1581' xlink:href='#nn'/><use id='pk' x='1842' y='1580' xlink:href='#pk'><title>Pk pk_mixs_field_description ( column_name ) </title></use><a xlink:href='#qiita.mixs_field_description_column_name'><text id='qiita.mixs_field_description.column_name' x='1859' y='1591' onmouseover="hghl(['column_controlled_vocabularies_fk_column_controlled_vocabularies','qiita.column_controlled_vocabularies.column_name','column_ontology_fk_column_ontology','qiita.column_ontology.column_name'])" onmouseout="uhghl(['column_controlled_vocabularies_fk_column_controlled_vocabularies','qiita.column_controlled_vocabularies.column_name','column_ontology_fk_column_ontology','qiita.column_ontology.column_name'])">column_name</text><title>column_name
 * varchar</title></a>
-<text x='2000' y='1592' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.mixs_field_description.column_name'><use id='ref' x='2004' y='1580' xlink:href='#ref'/><title>Referred by column_controlled_vocabularies ( column_name ) 
+<text x='2000' y='1592' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.mixs_field_description.column_name'><use id='ref' x='2004' y='1580' xlink:href='#ref'/><title>Referred by column_controlled_vocabularies ( column_name )
 Referred by column_ontology ( column_name ) </title></a>
   <use id='nn' x='1842' y='1597' xlink:href='#nn'/><a xlink:href='#qiita.mixs_field_description_data_type'><text id='qiita.mixs_field_description.data_type' x='1859' y='1607'>data_type</text><title>data_type
 * varchar</title></a>
@@ -1971,47 +1971,13 @@
 What portals are available to show a study in</title></a>
   <use id='nn' x='946' y='205' xlink:href='#nn'/><use id='pk' x='946' y='204' xlink:href='#pk'><title>Pk pk_portal_type ( portal_type_id ) </title></use><a xlink:href='#qiita.portal_type_portal_type_id'><text id='qiita.portal_type.portal_type_id' x='963' y='215' onmouseover="hghl(['analysis_portal_fk_analysis_portal_0','qiita.analysis_portal.portal_type_id','study_portal_fk_study_portal_0','qiita.study_portal.portal_type_id'])" onmouseout="uhghl(['analysis_portal_fk_analysis_portal_0','qiita.analysis_portal.portal_type_id','study_portal_fk_study_portal_0','qiita.study_portal.portal_type_id'])">portal_type_id</text><title>portal_type_id
 * bigint default nextval(&apos;qiita.portal_type_portal_type_id_seq&apos;::regclass)</title></a>
-<text x='1136' y='216' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.portal_type.portal_type_id'><use id='ref' x='1140' y='204' xlink:href='#ref'/><title>Referred by analysis_portal ( portal_type_id ) 
+<text x='1136' y='216' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.portal_type.portal_type_id'><use id='ref' x='1140' y='204' xlink:href='#ref'/><title>Referred by analysis_portal ( portal_type_id )
 Referred by study_portal ( portal_type_id ) </title></a>
   <use id='nn' x='946' y='221' xlink:href='#nn'/><a xlink:href='#qiita.portal_type_portal'><text id='qiita.portal_type.portal' x='963' y='231'>portal</text><title>portal
 * varchar</title></a>
 <text x='1136' y='232' text-anchor='end' class='colType'>varchar</text>  <use id='nn' x='946' y='237' xlink:href='#nn'/><a xlink:href='#qiita.portal_type_portal_description'><text id='qiita.portal_type.portal_description' x='963' y='247'>portal_description</text><title>portal_description
 * varchar</title></a>
 <text x='1136' y='248' text-anchor='end' class='colType'>varchar</text>
-<!-- == Table 'prep_template' == -->
-<rect class='entity' style='stroke:none;' x='1952' y='1304' width='288' height='208' rx='8' ry='8' />
-<path d='M 1952 1332 L 1952 1312 Q 1952 1304 1960 1304 L 2232 1304 Q 2240 1304 2240 1312 L 2240 1332 L1952 1332 ' style='fill:url(#tbg_BEBEF4);stroke:1;stroke-opacity:0.1;' />
-<rect class='entity' x='1952' y='1304' width='288' height='208' rx='8' ry='8' style='fill:none;stroke:#27272C'/>
-<a xlink:href='#qiita.prep_template'><text x='2045' y='1323' >prep_template</text><title>Table qiita.prep_template</title></a>
-  <use id='nn' x='1954' y='1341' xlink:href='#nn'/><use id='pk' x='1954' y='1340' xlink:href='#pk'><title>Pk pk_prep_template ( prep_template_id ) </title></use><a xlink:href='#qiita.prep_template_prep_template_id'><text id='qiita.prep_template.prep_template_id' x='1971' y='1351' onmouseover="hghl(['prep_template_filepath_fk_prep_template_id','qiita.prep_template_filepath.prep_template_id','prep_template_processing_job_fk_prep_template_processing_job_pt','qiita.prep_template_processing_job.prep_template_id','prep_template_sample_fk_prep_template','qiita.prep_template_sample.prep_template_id','preparation_artifact_fk_prep_template_id','qiita.preparation_artifact.prep_template_id','study_prep_template_fk_study_prep_template_pt','qiita.study_prep_template.prep_template_id'])" onmouseout="uhghl(['prep_template_filepath_fk_prep_template_id','qiita.prep_template_filepath.prep_template_id','prep_template_processing_job_fk_prep_template_processing_job_pt','qiita.prep_template_processing_job.prep_template_id','prep_template_sample_fk_prep_template','qiita.prep_template_sample.prep_template_id','preparation_artifact_fk_prep_template_id','qiita.preparation_artifact.prep_template_id','study_prep_template_fk_study_prep_template_pt','qiita.study_prep_template.prep_template_id'])">prep_template_id</text><title>prep_template_id
-* bigint default nextval(&apos;qiita.prep_template_prep_template_id_seq&apos;::regclass)</title></a>
-<text x='2224' y='1352' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.prep_template_id'><use id='ref' x='2228' y='1340' xlink:href='#ref'/><title>Referred by prep_template_filepath ( prep_template_id ) 
-Referred by prep_template_processing_job ( prep_template_id ) 
-Referred by prep_template_sample ( prep_template_id ) 
-Referred by preparation_artifact ( prep_template_id ) 
-Referred by study_prep_template ( prep_template_id ) </title></a>
-  <use id='nn' x='1954' y='1357' xlink:href='#nn'/><use id='idx' x='1954' y='1356' xlink:href='#idx'><title>idx_prep_template ( data_type_id ) </title></use><a xlink:href='#qiita.prep_template_data_type_id'><text id='qiita.prep_template.data_type_id' x='1971' y='1367' onmouseover="hghl(['prep_template_fk_prep_template_data_type','qiita.data_type.data_type_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_data_type','qiita.data_type.data_type_id'])">data_type_id</text><title>data_type_id
-* bigint</title></a>
-<text x='2224' y='1368' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.data_type_id'><use id='fk' x='2228' y='1356' xlink:href='#fk'/><title>References data_type ( data_type_id ) </title></a>
-  <use id='nn' x='1954' y='1373' xlink:href='#nn'/><a xlink:href='#qiita.prep_template_preprocessing_status'><text id='qiita.prep_template.preprocessing_status' x='1971' y='1383'>preprocessing_status</text><title>preprocessing_status
-* varchar default &apos;not_preprocessed&apos;::character varying</title></a>
-<text x='2224' y='1384' text-anchor='end' class='colType'>varchar</text>  <a xlink:href='#qiita.prep_template_investigation_type'><text id='qiita.prep_template.investigation_type' x='1971' y='1399'>investigation_type</text><title>investigation_type
-varchar
-The investigation type (e.g., one of the values from EBI`s set of known types)</title></a>
-<text x='2224' y='1400' text-anchor='end' class='colType'>varchar</text>  <use id='idx' x='1954' y='1404' xlink:href='#idx'><title>idx_prep_template_artifact_id ( artifact_id ) </title></use><a xlink:href='#qiita.prep_template_artifact_id'><text id='qiita.prep_template.artifact_id' x='1971' y='1415' onmouseover="hghl(['prep_template_fk_prep_template_artifact','qiita.artifact.artifact_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_artifact','qiita.artifact.artifact_id'])">artifact_id</text><title>artifact_id
-bigint</title></a>
-<text x='2224' y='1416' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.artifact_id'><use id='fk' x='2228' y='1404' xlink:href='#fk'/><title>References artifact ( artifact_id ) </title></a>
-  <use id='nn' x='1954' y='1421' xlink:href='#nn'/><a xlink:href='#qiita.prep_template_name'><text id='qiita.prep_template.name' x='1971' y='1431'>name</text><title>name
-* varchar default &apos;Default Name&apos;::character varying</title></a>
-<text x='2224' y='1432' text-anchor='end' class='colType'>varchar</text>  <a xlink:href='#qiita.prep_template_deprecated'><text id='qiita.prep_template.deprecated' x='1971' y='1447'>deprecated</text><title>deprecated
-boolean default false</title></a>
-<text x='2224' y='1448' text-anchor='end' class='colType'>boolean</text>  <a xlink:href='#qiita.prep_template_creation_timestamp'><text id='qiita.prep_template.creation_timestamp' x='1971' y='1463'>creation_timestamp</text><title>creation_timestamp
-timestamp(0) default CURRENT_TIMESTAMP</title></a>
-<text x='2224' y='1464' text-anchor='end' class='colType'>timestamp(0)</text>  <a xlink:href='#qiita.prep_template_modification_timestamp'><text id='qiita.prep_template.modification_timestamp' x='1971' y='1479'>modification_timestamp</text><title>modification_timestamp
-timestamp(0) default CURRENT_TIMESTAMP</title></a>
-<text x='2224' y='1480' text-anchor='end' class='colType'>timestamp(0)</text>  <a xlink:href='#qiita.prep_template_creation_job_id'><text id='qiita.prep_template.creation_job_id' x='1971' y='1495'>creation_job_id</text><title>creation_job_id
-uuid default NULL</title></a>
-<text x='2224' y='1496' text-anchor='end' class='colType'>uuid</text>
 <!-- == Table 'prep_template_filepath' == -->
 <rect class='entity' style='stroke:none;' x='2128' y='1096' width='192' height='80' rx='8' ry='8' />
 <path d='M 2128 1124 L 2128 1104 Q 2128 1096 2136 1096 L 2312 1096 Q 2320 1096 2320 1104 L 2320 1124 L2128 1124 ' style='fill:url(#tbg_BEBEF4);stroke:1;stroke-opacity:0.1;' />
@@ -2080,15 +2046,15 @@
 <a xlink:href='#qiita.processing_job'><text x='1605' y='779' >processing_job</text><title>Table qiita.processing_job</title></a>
   <use id='nn' x='1538' y='797' xlink:href='#nn'/><use id='pk' x='1538' y='796' xlink:href='#pk'><title>Pk pk_processing_job ( processing_job_id ) </title></use><a xlink:href='#qiita.processing_job_processing_job_id'><text id='qiita.processing_job.processing_job_id' x='1555' y='807' onmouseover="hghl(['analysis_processing_job_fk_analysis_processing_job_pj','qiita.analysis_processing_job.processing_job_id','artifact_output_processing_job_fk_artifact_output_processing_job_job','qiita.artifact_output_processing_job.processing_job_id','artifact_processing_job_fk_artifact_processing_job_0','qiita.artifact_processing_job.processing_job_id','parent_processing_job_fk_parent_processing_job_child','qiita.parent_processing_job.child_id','parent_processing_job_fk_parent_processing_job_parent','qiita.parent_processing_job.parent_id','prep_template_processing_job_fk_prep_template_processing_job_job','qiita.prep_template_processing_job.processing_job_id','processing_job_validator_fk_processing_job_validator_c','qiita.processing_job_validator.validator_id','processing_job_validator_fk_processing_job_validator_p','qiita.processing_job_validator.processing_job_id','processing_job_workflow_root_fk_processing_job_workflow_root_wf','qiita.processing_job_workflow_root.processing_job_id','slurm_resource_allocations_fk_slurm_resource_allocations','qiita.slurm_resource_allocations.processing_job_id'])" onmouseout="uhghl(['analysis_processing_job_fk_analysis_processing_job_pj','qiita.analysis_processing_job.processing_job_id','artifact_output_processing_job_fk_artifact_output_processing_job_job','qiita.artifact_output_processing_job.processing_job_id','artifact_processing_job_fk_artifact_processing_job_0','qiita.artifact_processing_job.processing_job_id','parent_processing_job_fk_parent_processing_job_child','qiita.parent_processing_job.child_id','parent_processing_job_fk_parent_processing_job_parent','qiita.parent_processing_job.parent_id','prep_template_processing_job_fk_prep_template_processing_job_job','qiita.prep_template_processing_job.processing_job_id','processing_job_validator_fk_processing_job_validator_c','qiita.processing_job_validator.validator_id','processing_job_validator_fk_processing_job_validator_p','qiita.processing_job_validator.processing_job_id','processing_job_workflow_root_fk_processing_job_workflow_root_wf','qiita.processing_job_workflow_root.processing_job_id','slurm_resource_allocations_fk_slurm_resource_allocations','qiita.slurm_resource_allocations.processing_job_id'])">processing_job_id</text><title>processing_job_id
 * uuid default uuid_generate_v4()</title></a>
-<text x='1760' y='808' text-anchor='end' class='colType'>uuid</text><a xlink:href='#qiita.processing_job.processing_job_id'><use id='ref' x='1764' y='796' xlink:href='#ref'/><title>Referred by analysis_processing_job ( processing_job_id ) 
-Referred by artifact_output_processing_job ( processing_job_id ) 
-Referred by artifact_processing_job ( processing_job_id ) 
-Referred by parent_processing_job ( child_id -&gt; processing_job_id ) 
-Referred by parent_processing_job ( parent_id -&gt; processing_job_id ) 
-Referred by prep_template_processing_job ( processing_job_id ) 
-Referred by processing_job_validator ( validator_id -&gt; processing_job_id ) 
-Referred by processing_job_validator ( processing_job_id ) 
-Referred by processing_job_workflow_root ( processing_job_id ) 
+<text x='1760' y='808' text-anchor='end' class='colType'>uuid</text><a xlink:href='#qiita.processing_job.processing_job_id'><use id='ref' x='1764' y='796' xlink:href='#ref'/><title>Referred by analysis_processing_job ( processing_job_id )
+Referred by artifact_output_processing_job ( processing_job_id )
+Referred by artifact_processing_job ( processing_job_id )
+Referred by parent_processing_job ( child_id -&gt; processing_job_id )
+Referred by parent_processing_job ( parent_id -&gt; processing_job_id )
+Referred by prep_template_processing_job ( processing_job_id )
+Referred by processing_job_validator ( validator_id -&gt; processing_job_id )
+Referred by processing_job_validator ( processing_job_id )
+Referred by processing_job_workflow_root ( processing_job_id )
 Referred by slurm_resource_allocations ( processing_job_id ) </title></a>
   <use id='nn' x='1538' y='813' xlink:href='#nn'/><use id='idx' x='1538' y='812' xlink:href='#idx'><title>idx_processing_job_email ( email ) </title></use><a xlink:href='#qiita.processing_job_email'><text id='qiita.processing_job.email' x='1555' y='823'>email</text><title>email
 * varchar
@@ -2205,7 +2171,7 @@
 Holds all user information</title></a>
   <use id='nn' x='66' y='1261' xlink:href='#nn'/><use id='pk' x='66' y='1260' xlink:href='#pk'><title>Pk pk_user ( email ) </title></use><a xlink:href='#qiita.qiita_user_email'><text id='qiita.qiita_user.email' x='83' y='1271' onmouseover="hghl(['analysis_users_fk_analysis_users_user','qiita.analysis_users.email','study_tags_fk_email','qiita.study_tags.email'])" onmouseout="uhghl(['analysis_users_fk_analysis_users_user','qiita.analysis_users.email','study_tags_fk_email','qiita.study_tags.email'])">email</text><title>email
 * varchar</title></a>
-<text x='336' y='1272' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.qiita_user.email'><use id='ref' x='340' y='1260' xlink:href='#ref'/><title>Referred by analysis_users ( email ) 
+<text x='336' y='1272' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.qiita_user.email'><use id='ref' x='340' y='1260' xlink:href='#ref'/><title>Referred by analysis_users ( email )
 Referred by study_tags ( email ) </title></a>
   <use id='nn' x='66' y='1277' xlink:href='#nn'/><use id='idx' x='66' y='1276' xlink:href='#idx'><title>idx_user ( user_level_id ) </title></use><a xlink:href='#qiita.qiita_user_user_level_id'><text id='qiita.qiita_user.user_level_id' x='83' y='1287' onmouseover="hghl(['qiita_user_fk_user_user_level','qiita.user_level.user_level_id'])" onmouseout="uhghl(['qiita_user_fk_user_user_level','qiita.user_level.user_level_id'])">user_level_id</text><title>user_level_id
 * integer default 5
@@ -2345,9 +2311,9 @@
 <a xlink:href='#qiita.software'><text x='3312' y='331' >software</text><title>Table qiita.software</title></a>
   <use id='nn' x='3234' y='349' xlink:href='#nn'/><use id='pk' x='3234' y='348' xlink:href='#pk'><title>Pk pk_software ( software_id ) </title></use><a xlink:href='#qiita.software_software_id'><text id='qiita.software.software_id' x='3251' y='359' onmouseover="hghl(['oauth_software_fk_oauth_software_software','qiita.oauth_software.software_id','software_artifact_type_fk_software_artifact_type_sw','qiita.software_artifact_type.software_id','software_command_fk_software_command_software','qiita.software_command.software_id','software_publication_fk_software_publication','qiita.software_publication.software_id'])" onmouseout="uhghl(['oauth_software_fk_oauth_software_software','qiita.oauth_software.software_id','software_artifact_type_fk_software_artifact_type_sw','qiita.software_artifact_type.software_id','software_command_fk_software_command_software','qiita.software_command.software_id','software_publication_fk_software_publication','qiita.software_publication.software_id'])">software_id</text><title>software_id
 * bigint default nextval(&apos;qiita.software_software_id_seq&apos;::regclass)</title></a>
-<text x='3440' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.software.software_id'><use id='ref' x='3444' y='348' xlink:href='#ref'/><title>Referred by oauth_software ( software_id ) 
-Referred by software_artifact_type ( software_id ) 
-Referred by software_command ( software_id ) 
+<text x='3440' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.software.software_id'><use id='ref' x='3444' y='348' xlink:href='#ref'/><title>Referred by oauth_software ( software_id )
+Referred by software_artifact_type ( software_id )
+Referred by software_command ( software_id )
 Referred by software_publication ( software_id ) </title></a>
   <use id='nn' x='3234' y='365' xlink:href='#nn'/><a xlink:href='#qiita.software_name'><text id='qiita.software.name' x='3251' y='375'>name</text><title>name
 * varchar</title></a>
@@ -2387,10 +2353,10 @@
 <a xlink:href='#qiita.software_command'><text x='2942' y='331' >software_command</text><title>Table qiita.software_command</title></a>
   <use id='nn' x='2882' y='349' xlink:href='#nn'/><use id='pk' x='2882' y='348' xlink:href='#pk'><title>Pk pk_software_command ( command_id ) </title></use><a xlink:href='#qiita.software_command_command_id'><text id='qiita.software_command.command_id' x='2899' y='359' onmouseover="hghl(['artifact_fk_artifact_software_command','qiita.artifact.command_id','command_output_fk_command_output','qiita.command_output.command_id','command_parameter_fk_command_parameter','qiita.command_parameter.command_id','default_parameter_set_fk_default_parameter_set','qiita.default_parameter_set.command_id','processing_job_fk_processing_job','qiita.processing_job.command_id'])" onmouseout="uhghl(['artifact_fk_artifact_software_command','qiita.artifact.command_id','command_output_fk_command_output','qiita.command_output.command_id','command_parameter_fk_command_parameter','qiita.command_parameter.command_id','default_parameter_set_fk_default_parameter_set','qiita.default_parameter_set.command_id','processing_job_fk_processing_job','qiita.processing_job.command_id'])">command_id</text><title>command_id
 * bigint default nextval(&apos;qiita.software_command_command_id_seq&apos;::regclass)</title></a>
-<text x='3120' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.software_command.command_id'><use id='ref' x='3124' y='348' xlink:href='#ref'/><title>Referred by artifact ( command_id ) 
-Referred by command_output ( command_id ) 
-Referred by command_parameter ( command_id ) 
-Referred by default_parameter_set ( command_id ) 
+<text x='3120' y='360' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.software_command.command_id'><use id='ref' x='3124' y='348' xlink:href='#ref'/><title>Referred by artifact ( command_id )
+Referred by command_output ( command_id )
+Referred by command_parameter ( command_id )
+Referred by default_parameter_set ( command_id )
 Referred by processing_job ( command_id ) </title></a>
   <use id='nn' x='2882' y='365' xlink:href='#nn'/><a xlink:href='#qiita.software_command_name'><text id='qiita.software_command.name' x='2899' y='375'>name</text><title>name
 * varchar</title></a>
@@ -2452,14 +2418,14 @@
   <use id='nn' x='50' y='541' xlink:href='#nn'/><use id='pk' x='50' y='540' xlink:href='#pk'><title>Pk pk_study ( study_id ) </title></use><a xlink:href='#qiita.study_study_id'><text id='qiita.study.study_id' x='67' y='551' onmouseover="hghl(['investigation_study_fk_investigation_study_study','qiita.investigation_study.study_id','per_study_tags_fk_study_id','qiita.per_study_tags.study_id','sample_template_filepath_fk_study_id','qiita.sample_template_filepath.study_id','study_artifact_fk_study_artifact_study','qiita.study_artifact.study_id','study_environmental_package_fk_study_environmental_package','qiita.study_environmental_package.study_id','study_portal_fk_study_portal','qiita.study_portal.study_id','study_prep_template_fk_study_prep_template_study','qiita.study_prep_template.study_id','study_sample_fk_required_sample_info_study','qiita.study_sample.study_id','study_users_fk_study_users_study','qiita.study_users.study_id'])" onmouseout="uhghl(['investigation_study_fk_investigation_study_study','qiita.investigation_study.study_id','per_study_tags_fk_study_id','qiita.per_study_tags.study_id','sample_template_filepath_fk_study_id','qiita.sample_template_filepath.study_id','study_artifact_fk_study_artifact_study','qiita.study_artifact.study_id','study_environmental_package_fk_study_environmental_package','qiita.study_environmental_package.study_id','study_portal_fk_study_portal','qiita.study_portal.study_id','study_prep_template_fk_study_prep_template_study','qiita.study_prep_template.study_id','study_sample_fk_required_sample_info_study','qiita.study_sample.study_id','study_users_fk_study_users_study','qiita.study_users.study_id'])">study_id</text><title>study_id
 * bigint default nextval(&apos;qiita.study_study_id_seq&apos;::regclass)
 Unique name for study</title></a>
-<text x='304' y='552' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.study.study_id'><use id='ref' x='308' y='540' xlink:href='#ref'/><title>Referred by investigation_study ( study_id ) 
-Referred by per_study_tags ( study_id ) 
-Referred by sample_template_filepath ( study_id ) 
-Referred by study_artifact ( study_id ) 
-Referred by study_environmental_package ( study_id ) 
-Referred by study_portal ( study_id ) 
-Referred by study_prep_template ( study_id ) 
-Referred by study_sample ( study_id ) 
+<text x='304' y='552' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.study.study_id'><use id='ref' x='308' y='540' xlink:href='#ref'/><title>Referred by investigation_study ( study_id )
+Referred by per_study_tags ( study_id )
+Referred by sample_template_filepath ( study_id )
+Referred by study_artifact ( study_id )
+Referred by study_environmental_package ( study_id )
+Referred by study_portal ( study_id )
+Referred by study_prep_template ( study_id )
+Referred by study_sample ( study_id )
 Referred by study_users ( study_id ) </title></a>
   <use id='nn' x='50' y='557' xlink:href='#nn'/><use id='idx' x='50' y='556' xlink:href='#idx'><title>idx_study ( email ) </title></use><a xlink:href='#qiita.study_email'><text id='qiita.study.email' x='67' y='567'>email</text><title>email
 * varchar
@@ -2541,8 +2507,8 @@
 Contact information for the various people involved in a study</title></a>
   <use id='nn' x='418' y='493' xlink:href='#nn'/><use id='pk' x='418' y='492' xlink:href='#pk'><title>Pk pk_study_person ( study_person_id ) </title></use><a xlink:href='#qiita.study_person_study_person_id'><text id='qiita.study_person.study_person_id' x='435' y='503' onmouseover="hghl(['investigation_fk_investigation_study_person','qiita.investigation.contact_person_id','study_fk_study_study_lab_person','qiita.study.lab_person_id','study_fk_study_study_pi_person','qiita.study.principal_investigator_id'])" onmouseout="uhghl(['investigation_fk_investigation_study_person','qiita.investigation.contact_person_id','study_fk_study_study_lab_person','qiita.study.lab_person_id','study_fk_study_study_pi_person','qiita.study.principal_investigator_id'])">study_person_id</text><title>study_person_id
 * bigint default nextval(&apos;qiita.study_person_study_person_id_seq&apos;::regclass)</title></a>
-<text x='592' y='504' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.study_person.study_person_id'><use id='ref' x='596' y='492' xlink:href='#ref'/><title>Referred by investigation ( contact_person_id -&gt; study_person_id ) 
-Referred by study ( lab_person_id -&gt; study_person_id ) 
+<text x='592' y='504' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.study_person.study_person_id'><use id='ref' x='596' y='492' xlink:href='#ref'/><title>Referred by investigation ( contact_person_id -&gt; study_person_id )
+Referred by study ( lab_person_id -&gt; study_person_id )
 Referred by study ( principal_investigator_id -&gt; study_person_id ) </title></a>
   <use id='nn' x='418' y='509' xlink:href='#nn'/><use id='unq' x='418' y='508' xlink:href='#unq'><title>Unq idx_study_person ( name, affiliation ) </title></use><a xlink:href='#qiita.study_person_name'><text id='qiita.study_person.name' x='435' y='519'>name</text><title>name
 * varchar</title></a>
@@ -2602,7 +2568,7 @@
 Required info for each sample. One row is one sample.</title></a>
   <use id='nn' x='482' y='1245' xlink:href='#nn'/><use id='pk' x='482' y='1244' xlink:href='#pk'><title>Pk idx_required_sample_info_1 ( sample_id ) </title></use><a xlink:href='#qiita.study_sample_sample_id'><text id='qiita.study_sample.sample_id' x='499' y='1255' onmouseover="hghl(['ebi_run_accession_fk_ebi_run_accession','qiita.ebi_run_accession.sample_id','prep_template_sample_fk_common_prep_info','qiita.prep_template_sample.sample_id'])" onmouseout="uhghl(['ebi_run_accession_fk_ebi_run_accession','qiita.ebi_run_accession.sample_id','prep_template_sample_fk_common_prep_info','qiita.prep_template_sample.sample_id'])">sample_id</text><title>sample_id
 * varchar</title></a>
-<text x='704' y='1256' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.study_sample.sample_id'><use id='ref' x='708' y='1244' xlink:href='#ref'/><title>Referred by ebi_run_accession ( sample_id ) 
+<text x='704' y='1256' text-anchor='end' class='colType'>varchar</text><a xlink:href='#qiita.study_sample.sample_id'><use id='ref' x='708' y='1244' xlink:href='#ref'/><title>Referred by ebi_run_accession ( sample_id )
 Referred by prep_template_sample ( sample_id ) </title></a>
   <use id='nn' x='482' y='1261' xlink:href='#nn'/><use id='idx' x='482' y='1260' xlink:href='#idx'><title>idx_required_sample_info ( study_id ) </title></use><a xlink:href='#qiita.study_sample_study_id'><text id='qiita.study_sample.study_id' x='499' y='1271' onmouseover="hghl(['study_sample_fk_required_sample_info_study','qiita.study.study_id'])" onmouseout="uhghl(['study_sample_fk_required_sample_info_study','qiita.study.study_id'])">study_id</text><title>study_id
 * bigint</title></a>
@@ -2711,6 +2677,42 @@
 <text x='2368' y='936' text-anchor='end' class='colType'>varchar</text>  <use id='nn' x='2162' y='941' xlink:href='#nn'/><a xlink:href='#qiita.visibility_visibility_description'><text id='qiita.visibility.visibility_description' x='2179' y='951'>visibility_description</text><title>visibility_description
 * varchar</title></a>
 <text x='2368' y='952' text-anchor='end' class='colType'>varchar</text>
+<!-- == Table 'prep_template' == -->
+<rect class='entity' style='stroke:none;' x='1952' y='1304' width='288' height='224' rx='8' ry='8' />
+<path d='M 1952 1332 L 1952 1312 Q 1952 1304 1960 1304 L 2232 1304 Q 2240 1304 2240 1312 L 2240 1332 L1952 1332 ' style='fill:url(#tbg_BEBEF4);stroke:1;stroke-opacity:0.1;' />
+<rect class='entity' x='1952' y='1304' width='288' height='224' rx='8' ry='8' style='fill:none;stroke:#27272C'/>
+<a xlink:href='#qiita.prep_template'><text x='2045' y='1323' >prep_template</text><title>Table qiita.prep_template</title></a>
+  <use id='nn' x='1954' y='1341' xlink:href='#nn'/><use id='pk' x='1954' y='1340' xlink:href='#pk'><title>Pk pk_prep_template ( prep_template_id ) </title></use><a xlink:href='#qiita.prep_template_prep_template_id'><text id='qiita.prep_template.prep_template_id' x='1971' y='1351' onmouseover="hghl(['prep_template_filepath_fk_prep_template_id','qiita.prep_template_filepath.prep_template_id','prep_template_processing_job_fk_prep_template_processing_job_pt','qiita.prep_template_processing_job.prep_template_id','prep_template_sample_fk_prep_template','qiita.prep_template_sample.prep_template_id','preparation_artifact_fk_prep_template_id','qiita.preparation_artifact.prep_template_id','study_prep_template_fk_study_prep_template_pt','qiita.study_prep_template.prep_template_id'])" onmouseout="uhghl(['prep_template_filepath_fk_prep_template_id','qiita.prep_template_filepath.prep_template_id','prep_template_processing_job_fk_prep_template_processing_job_pt','qiita.prep_template_processing_job.prep_template_id','prep_template_sample_fk_prep_template','qiita.prep_template_sample.prep_template_id','preparation_artifact_fk_prep_template_id','qiita.preparation_artifact.prep_template_id','study_prep_template_fk_study_prep_template_pt','qiita.study_prep_template.prep_template_id'])">prep_template_id</text><title>prep_template_id
+* bigint default nextval(&apos;qiita.prep_template_prep_template_id_seq&apos;::regclass)</title></a>
+<text x='2224' y='1352' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.prep_template_id'><use id='ref' x='2228' y='1340' xlink:href='#ref'/><title>Referred by prep_template_filepath ( prep_template_id )
+Referred by prep_template_processing_job ( prep_template_id )
+Referred by prep_template_sample ( prep_template_id )
+Referred by preparation_artifact ( prep_template_id )
+Referred by study_prep_template ( prep_template_id ) </title></a>
+  <use id='nn' x='1954' y='1357' xlink:href='#nn'/><use id='idx' x='1954' y='1356' xlink:href='#idx'><title>idx_prep_template ( data_type_id ) </title></use><a xlink:href='#qiita.prep_template_data_type_id'><text id='qiita.prep_template.data_type_id' x='1971' y='1367' onmouseover="hghl(['prep_template_fk_prep_template_data_type','qiita.data_type.data_type_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_data_type','qiita.data_type.data_type_id'])">data_type_id</text><title>data_type_id
+* bigint</title></a>
+<text x='2224' y='1368' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.data_type_id'><use id='fk' x='2228' y='1356' xlink:href='#fk'/><title>References data_type ( data_type_id ) </title></a>
+  <use id='nn' x='1954' y='1373' xlink:href='#nn'/><a xlink:href='#qiita.prep_template_preprocessing_status'><text id='qiita.prep_template.preprocessing_status' x='1971' y='1383'>preprocessing_status</text><title>preprocessing_status
+* varchar default &apos;not_preprocessed&apos;::character varying</title></a>
+<text x='2224' y='1384' text-anchor='end' class='colType'>varchar</text>  <a xlink:href='#qiita.prep_template_investigation_type'><text id='qiita.prep_template.investigation_type' x='1971' y='1399'>investigation_type</text><title>investigation_type
+varchar
+The investigation type (e.g., one of the values from EBI`s set of known types)</title></a>
+<text x='2224' y='1400' text-anchor='end' class='colType'>varchar</text>  <use id='idx' x='1954' y='1404' xlink:href='#idx'><title>idx_prep_template_artifact_id ( artifact_id ) </title></use><a xlink:href='#qiita.prep_template_artifact_id'><text id='qiita.prep_template.artifact_id' x='1971' y='1415' onmouseover="hghl(['prep_template_fk_prep_template_artifact','qiita.artifact.artifact_id'])" onmouseout="uhghl(['prep_template_fk_prep_template_artifact','qiita.artifact.artifact_id'])">artifact_id</text><title>artifact_id
+bigint</title></a>
+<text x='2224' y='1416' text-anchor='end' class='colType'>bigint</text><a xlink:href='#qiita.prep_template.artifact_id'><use id='fk' x='2228' y='1404' xlink:href='#fk'/><title>References artifact ( artifact_id ) </title></a>
+  <use id='nn' x='1954' y='1421' xlink:href='#nn'/><a xlink:href='#qiita.prep_template_name'><text id='qiita.prep_template.name' x='1971' y='1431'>name</text><title>name
+* varchar default &apos;Default Name&apos;::character varying</title></a>
+<text x='2224' y='1432' text-anchor='end' class='colType'>varchar</text>  <a xlink:href='#qiita.prep_template_deprecated'><text id='qiita.prep_template.deprecated' x='1971' y='1447'>deprecated</text><title>deprecated
+boolean default false</title></a>
+<text x='2224' y='1448' text-anchor='end' class='colType'>boolean</text>  <a xlink:href='#qiita.prep_template_creation_timestamp'><text id='qiita.prep_template.creation_timestamp' x='1971' y='1463'>creation_timestamp</text><title>creation_timestamp
+timestamp(0) default CURRENT_TIMESTAMP</title></a>
+<text x='2224' y='1464' text-anchor='end' class='colType'>timestamp(0)</text>  <a xlink:href='#qiita.prep_template_modification_timestamp'><text id='qiita.prep_template.modification_timestamp' x='1971' y='1479'>modification_timestamp</text><title>modification_timestamp
+timestamp(0) default CURRENT_TIMESTAMP</title></a>
+<text x='2224' y='1480' text-anchor='end' class='colType'>timestamp(0)</text>  <a xlink:href='#qiita.prep_template_creation_job_id'><text id='qiita.prep_template.creation_job_id' x='1971' y='1495'>creation_job_id</text><title>creation_job_id
+uuid default NULL</title></a>
+<text x='2224' y='1496' text-anchor='end' class='colType'>uuid</text>  <a xlink:href='#qiita.prep_template_current_human_filtering'><text id='qiita.prep_template.current_human_filtering' x='1971' y='1511'>current_human_filtering</text><title>current_human_filtering
+boolean default false</title></a>
+<text x='2224' y='1512' text-anchor='end' class='colType'>boolean</text>
 </g></svg></div>
 <div class='container pt-2'>
 
@@ -4967,6 +4969,12 @@
 		<td> uuid  DEFAULT NULL </td>
 		<td>  </td>
 	</tr>
+	<tr>
+		<td>&nbsp;</td>
+		<td><a name='qiita.prep_template_current_human_filtering'>current&#95;human&#95;filtering</a></td>
+		<td> boolean  DEFAULT false </td>
+		<td>  </td>
+	</tr>
 <tr><th colspan='4'>Indexes</th></tr>
 	<tr>		<td><svg width='14' height='14'><use xlink:href='#pk'/></svg></td><td>pk&#95;prep&#95;template</td>
 		<td> ON prep&#95;template&#95;id</td>
diff --git a/qiita_db/test/test_artifact.py b/qiita_db/test/test_artifact.py
index dd44739b4..6c183b865 100644
--- a/qiita_db/test/test_artifact.py
+++ b/qiita_db/test/test_artifact.py
@@ -1406,6 +1406,16 @@ def test_has_human(self):
 
         self.assertTrue(artifact.has_human)
 
+        # now if we change the pt data_type to 16S
+        pt = artifact.prep_templates[0]
+        with qdb.sql_connection.TRN:
+            qdb.sql_connection.TRN.add(
+                f"""UPDATE qiita.prep_template
+                    SET data_type_id = 1
+                    WHERE prep_template_id = {pt.id}""")
+            qdb.sql_connection.TRN.execute()
+        self.assertFalse(artifact.has_human)
+
     def test_descendants_with_jobs(self):
         # let's tests that we can connect two artifacts with different root
         # in the same analysis