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      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
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          <LABEL>PRJNA362646</LABEL>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>2015-07-16</VALUE>
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        <VALUE>Metagenome or environmental</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
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        <VALUE>2015-07-17</VALUE>
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        <VALUE>2015-07-15</VALUE>
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        <VALUE>2015-07-15</VALUE>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-17</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>31_SW453_yng_pos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="32_SW479_yng_neg" accession="SRS1940870">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940870</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248465</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <DESCRIPTION>32_SW479_yng_neg</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-17</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>32_SW479_yng_neg</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="33_SW602_two_neg" accession="SRS1940869">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940869</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248466</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <DESCRIPTION>33_SW602_two_neg</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-16</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>33_SW602_two_neg</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="9_SW230_old_neg" accession="SRS1940893">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940893</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248442</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <DESCRIPTION>9_SW230_old_neg</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>9_SW230_old_neg</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="10_SW241_old_pos" accession="SRS1940892">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940892</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248443</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <DESCRIPTION>10_SW241_old_pos</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>10_SW241_old_pos</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="11_SW248_old_pos" accession="SRS1940891">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940891</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248444</EXTERNAL_ID>
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    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
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    <DESCRIPTION>11_SW248_old_pos</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
        </XREF_LINK>
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    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>11_SW248_old_pos</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="12_SW249_old_pos" accession="SRS1940890">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940890</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248445</EXTERNAL_ID>
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    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
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    <DESCRIPTION>12_SW249_old_pos</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
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    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>12_SW249_old_pos</VALUE>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="13_SW259_old_neg" accession="SRS1940889">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS1940889</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN06248446</EXTERNAL_ID>
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    <SAMPLE_NAME>
      <TAXON_ID>1218275</TAXON_ID>
      <SCIENTIFIC_NAME>bovine metagenome</SCIENTIFIC_NAME>
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    <DESCRIPTION>13_SW259_old_neg</DESCRIPTION>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
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    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Bos taurus (breed Angus)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>41.097728 N 93.423094 W</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>13_SW259_old_neg</VALUE>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="14_SW277_old_neg" accession="SRS1940888">
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      <PRIMARY_ID>SRS1940888</PRIMARY_ID>
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      <TAXON_ID>1218275</TAXON_ID>
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    <DESCRIPTION>14_SW277_old_neg</DESCRIPTION>
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      <SAMPLE_LINK>
        <XREF_LINK>
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          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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        <VALUE>41.097728 N 93.423094 W</VALUE>
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        <TAG>source_material_id</TAG>
        <VALUE>14_SW277_old_neg</VALUE>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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  </SAMPLE>
  <SAMPLE alias="15_SW280_old_pos" accession="SRS1940887">
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      <PRIMARY_ID>SRS1940887</PRIMARY_ID>
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    <DESCRIPTION>15_SW280_old_pos</DESCRIPTION>
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      <SAMPLE_LINK>
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          <LABEL>PRJNA362646</LABEL>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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        <TAG>source_material_id</TAG>
        <VALUE>15_SW280_old_pos</VALUE>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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  </SAMPLE>
  <SAMPLE alias="16_SW286_old_pos" accession="SRS1940886">
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      <PRIMARY_ID>SRS1940886</PRIMARY_ID>
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    <DESCRIPTION>16_SW286_old_pos</DESCRIPTION>
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        <XREF_LINK>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2015-07-15</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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        <TAG>source_material_id</TAG>
        <VALUE>16_SW286_old_pos</VALUE>
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        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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  </SAMPLE>
  <SAMPLE alias="17_SW321_yng_neg" accession="SRS1940885">
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      <PRIMARY_ID>SRS1940885</PRIMARY_ID>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2015-07-17</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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        <VALUE>Metagenome or environmental</VALUE>
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      <PRIMARY_ID>SRS1940884</PRIMARY_ID>
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          <LABEL>PRJNA362646</LABEL>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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        <VALUE>2015-07-17</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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  </SAMPLE>
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      <PRIMARY_ID>SRS1940883</PRIMARY_ID>
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    <DESCRIPTION>19_SW339_yng_pos</DESCRIPTION>
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        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>362646</ID>
          <LABEL>PRJNA362646</LABEL>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>Bos taurus (breed Angus)</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2015-07-17</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>USA: Iowa</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>41.097728 N 93.423094 W</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>source_material_id</TAG>
        <VALUE>19_SW339_yng_pos</VALUE>
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        <TAG>BioSampleModel</TAG>
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  </SAMPLE>
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