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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2009-7-6
pubmed:abstractText
The cancer-testis antigen NY-ESO-1 has been targeted as a tumor-associated antigen by immunotherapeutical strategies, such as cancer vaccines. The prerequisite for a T-cell-based therapy is the induction of T cells capable of recognizing the NY-ESO-1-expressing tumor cells. In this study, we generated human T lymphocytes directed against the immunodominant NY-ESO-1(157-165) epitope known to be naturally presented with HLA-A*0201. We succeeded to isolate autorestricted and allorestricted T lymphocytes with low, intermediate or high avidity TCRs against the NY-ESO-1 peptide. The avidity of the established CTL populations correlated with their capacity of lysing HLA-A2-positive, NY-ESO-1-expressing tumor cell lines derived from different origins, e.g. melanoma and myeloma. The allorestricted NY-ESO-1-specific T lymphocytes displayed TCRs with the highest avidity and best anti-tumor recognition activity. TCRs derived from allorestricted, NY-ESO-1-specific T cells may be useful reagents for redirecting primary T cells by TCR gene transfer and, therefore, may facilitate the development of adoptive transfer regimens based on TCR-transduced T cells for the treatment of NY-ESO-1-expressing hematological malignancies and solid tumors.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Aug
pubmed:issn
1097-0215
pubmed:author
pubmed:issnType
Electronic
pubmed:day
1
pubmed:volume
125
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
649-55
pubmed:dateRevised
2011-11-17
pubmed:meshHeading
pubmed-meshheading:19444908-Antibody-Dependent Cell Cytotoxicity, pubmed-meshheading:19444908-Antigen Presentation, pubmed-meshheading:19444908-Antigens, Neoplasm, pubmed-meshheading:19444908-Cytotoxicity Tests, Immunologic, pubmed-meshheading:19444908-Enzyme-Linked Immunosorbent Assay, pubmed-meshheading:19444908-Flow Cytometry, pubmed-meshheading:19444908-Genes, T-Cell Receptor, pubmed-meshheading:19444908-HLA-A Antigens, pubmed-meshheading:19444908-HLA-A2 Antigen, pubmed-meshheading:19444908-Humans, pubmed-meshheading:19444908-Membrane Proteins, pubmed-meshheading:19444908-Neoplasm Proteins, pubmed-meshheading:19444908-Peptide Fragments, pubmed-meshheading:19444908-Protein Multimerization, pubmed-meshheading:19444908-Receptors, Antigen, T-Cell, pubmed-meshheading:19444908-T-Lymphocytes, Cytotoxic
pubmed:year
2009
pubmed:articleTitle
Allorestricted T lymphocytes with a high avidity T-cell receptor towards NY-ESO-1 have potent anti-tumor activity.
pubmed:affiliation
Department of Hematology/Oncology, Klinikum Rechts der Isar, Technische Universität München, Munich, Germany.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, Non-U.S. Gov't