<?xml version="1.0" encoding="UTF-8"?>
<SAMPLE_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <SAMPLE alias="GSM7890033" accession="SRS19491884">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491884</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194487</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890033</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DN_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
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        <TAG>source_name</TAG>
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        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44- CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890034" accession="SRS19491885">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491885</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194486</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890034</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DN_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44- CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890035" accession="SRS19491886">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491886</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194485</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890035</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DN_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44- CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890036" accession="SRS19491887">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491887</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194484</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890036</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>SP_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
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        <TAG>source_name</TAG>
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        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44+ CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890037" accession="SRS19491888">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491888</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194483</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890037</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>SP_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
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        <TAG>source_name</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44+ CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890038" accession="SRS19491889">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491889</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194482</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890038</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>SP_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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      </SAMPLE_LINK>
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        <TAG>source_name</TAG>
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        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44+ CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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  </SAMPLE>
  <SAMPLE alias="GSM7890039" accession="SRS19491890">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491890</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194481</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890039</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DP_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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        <VALUE>Spleen</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44+ CD62L+</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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        <TAG>collection_date</TAG>
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  <SAMPLE alias="GSM7890040" accession="SRS19491891">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491891</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194480</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890040</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DP_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD44+ CD62L+</VALUE>
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        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
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        <VALUE>LCMV Armstrong day 15</VALUE>
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  <SAMPLE alias="GSM7890041" accession="SRS19491892">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491892</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194479</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890041</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>DP_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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        <TAG>cell type</TAG>
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        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 15</VALUE>
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    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491893</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194478</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890042</EXTERNAL_ID>
    </IDENTIFIERS>
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    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
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        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
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        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L-</VALUE>
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        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
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        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
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        <TAG>collection_date</TAG>
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  </SAMPLE>
  <SAMPLE alias="GSM7890043" accession="SRS19491894">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491894</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194477</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890043</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Neg_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890044" accession="SRS19491895">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491895</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194476</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890044</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Neg_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
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        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L-</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890045" accession="SRS19491896">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491896</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194475</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890045</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Pos_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L+</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890046" accession="SRS19491897">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491897</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194474</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890046</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Pos_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L+</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM7890047" accession="SRS19491898">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS19491898</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN38194473</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM7890047</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Pos_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>10090</TAXON_ID>
      <SCIENTIFIC_NAME>Mus musculus</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>1037568</ID>
          <LABEL>PRJNA1037568</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>Spleen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>B220+IgDloGL7-CD38+S1pr2-Tomato+ CD62L+</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>genotype</TAG>
        <VALUE>S1pr2-ERT2creTdTomato</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>LCMV Armstrong day 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
</SAMPLE_SET>
