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            <gmx:Anchor xlink:href="http://lod.bco-dmo.org/id/dataset/716443.rdf" xlink:actuate="onRequest">McMurdo Spiophanes beds 16s V4 region community composition from sediment cores at McMurdo Station, Antarctia on Sept 9th, 2012 (McMurdo Benthos project)</gmx:Anchor>
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            <gco:CharacterString>Cite this dataset as: Thurber, A. (2017) McMurdo Spiophanes beds 16s V4 region community composition from sediment cores at McMurdo Station, Antarctia on Sept 9th, 2012 (McMurdo Benthos project). Biological and Chemical Oceanography Data Management Office (BCO-DMO). Version Date 2017-10-10 [if applicable, indicate subset used]. http://lod.bco-dmo.org/id/dataset/716443 [access date]</gco:CharacterString>
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        <gco:CharacterString>McMurdo Spiophanes beds 16s V4 region community composition Dataset Description: &amp;lt;p&amp;gt;This dataset includes accession numbers for raw genetic sequence reads&amp;amp;nbsp;from sediment cores of McMurdo Station Spiophanes beds to investigate 16s V4 region community composition.&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;The accession numbers in this dataset are part of the BioProject&amp;amp;nbsp;titled&amp;amp;nbsp; &amp;lt;a href=&amp;quot;https://www.ncbi.nlm.nih.gov/bioproject/PRJNA387720&amp;quot; target=&amp;quot;_blank&amp;quot;&amp;gt;16S Amplicon Data from an Antarctic Cold Seep (PRJNA387720)&amp;lt;/a&amp;gt; at the National Center for Biotechnology Information (NCBI).&amp;amp;nbsp;&amp;amp;nbsp;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Sediment cores at McMurdo Station were taken&amp;amp;nbsp;at ”The Jetty”, Hutt Point, Ross Sea, Antarctica&amp;amp;nbsp;at a depth of 20m.&amp;lt;/p&amp;gt; Methods and Sampling: &amp;lt;p&amp;gt;&amp;lt;strong&amp;gt;Methodology: &amp;lt;/strong&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Sediment cores were collected from the Spiophanes beds at the “Jetty” dive location and vertically sectioned into cm intervals with the exterior of the cores discarded to avoid vertical smearing.&amp;amp;nbsp; Sediment were placed in whirlpack bags and kept at -80 until DNA was extracted.&amp;amp;nbsp;&amp;lt;br /&amp;gt;
&amp;amp;nbsp;&amp;lt;br /&amp;gt;
&amp;lt;strong&amp;gt;Sampling and analytical procedures:&amp;lt;/strong&amp;gt;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;&amp;amp;nbsp;Between 0.25 and 0.5 grams of frozen sediment had DNA extracted using the MoBio (now Qiagen) PowerSoil kits. rimers and amplification follows the Earth Microbiome Project Protocol (http://www.earthmicrobiome.org/protocols-and-standards/16s/) using the updated primers in Apprill et al (2015) following Caporaso et al. (2011).&amp;amp;nbsp; In short, triplicate PCRs were run using the 515FB and the 806RB primers that copy the V4 region if the 16s rRNA gene.&amp;amp;nbsp; These primers were barcoded allowing later in silico separation of pooled samples.&amp;amp;nbsp; Controls and all samples were run on a gel to check for contamination.&amp;amp;nbsp; DNA was cleaned up using the MoBio UltraClean PCR Clean-Up Kit, samples were pooled into equal molar concentrations and submitted for sequencing.&amp;amp;nbsp;&amp;lt;/p&amp;gt;

&amp;lt;p&amp;gt;Sequencing was performed on the Illumina MiSeq platform using the V.2 chemistry at the Center for Genome Research and Biocomputing at Oregon State University.&amp;amp;nbsp;&amp;amp;nbsp;&amp;lt;/p&amp;gt;</gco:CharacterString>
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