<?xml version="1.0" encoding="UTF-8"?>
<SAMPLE_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <SAMPLE alias="GSM6756609" accession="SRS15865019">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865019</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873502</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756609</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_notumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756610" accession="SRS15865020">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865020</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873501</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756610</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_notumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756611" accession="SRS15865021">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865021</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873500</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756611</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_notumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756612" accession="SRS15865022">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865022</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873499</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756612</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_tumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756613" accession="SRS15865023">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865023</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873498</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756613</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_tumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756614" accession="SRS15865024">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865024</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873497</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756614</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD19_tumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD19 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756615" accession="SRS15865025">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865025</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873496</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756615</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_notumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756616" accession="SRS15865026">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865026</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873495</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756616</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_notumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756617" accession="SRS15865027">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865027</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873494</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756617</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_notumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756618" accession="SRS15865028">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865028</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873493</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756618</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_tumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756619" accession="SRS15865029">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865029</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873492</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756619</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_tumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756620" accession="SRS15865030">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865030</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873491</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756620</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>CD72_tumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>CD72 targeted chimeric antigen receptor T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756621" accession="SRS15865031">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865031</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873490</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756621</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_notumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756622" accession="SRS15865032">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865032</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873489</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756622</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_notumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756623" accession="SRS15865033">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865033</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873488</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756623</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_notumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>No tumor exposure control</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756624" accession="SRS15865034">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865034</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873487</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756624</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_tumor_1</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756625" accession="SRS15865035">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865035</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873486</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756625</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_tumor_2</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="GSM6756626" accession="SRS15865036">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS15865036</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN31873485</EXTERNAL_ID>
      <EXTERNAL_ID namespace="GEO">GSM6756626</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>Empty_tumor_3</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>9606</TAXON_ID>
      <SCIENTIFIC_NAME>Homo sapiens</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>905454</ID>
          <LABEL>PRJNA905454</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>source_name</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>tissue</TAG>
        <VALUE>peripheral blood (Lymphocytes)</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell line</TAG>
        <VALUE>Empty vector</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>cell type</TAG>
        <VALUE>CD4 and CD8 T-cells</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>treatment</TAG>
        <VALUE>Exposed to SEM cell lines</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
</SAMPLE_SET>
