Anti-CD3-associated TCR [WT31] monoclonal antibody
Invented by Johan van der Vlag
Invented at Radboud UMC
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Info
Catalogue Number | 160532 |
Applications | WB |
Antigen/Gene or Protein Targets | human thymocytes |
Reactivity | Human |
Relevance | T cells are a type of immune cell, originating from hematopoietic stem cells, which are found in the bone marrow; however, the T cell matures in the thymus gland (hence the name) and plays a central role in the immune response. T cells can be distinguished from other lymphocytes by the presence of a T-cell receptor on the cell surface. |
Host | Mouse |
Immunogen | human thymocytes |
Subclass | IgG1 |
Myeloma Used | Sp2/0-Ag14 |
Strain | Balb/c |
Notes |
From Spits et al Journal of Immunology (Baltimore, Md. : 1950), 01 Sep 1985, 135(3):1922-1928 "Functional studies showed that WT-31 reacts similar to anti-T3 antibodies. It is mitogenic for resting T cells, blocks cytolysis mediated by alloantigenspecific CTL clones, and induces antigen-nonspecific cytolysis by CTL clones against Daudi target cells. WT-31 did not inhibit the formation of conjugates, but it blocked cytolysis just before or during the Ca*++-dependent programming for lysis. We conclude that WT-31 is an antibody that recognizes a common determinant on the T cell receptor for antigen. The present results support the notion that the two chains of the T cell receptor A) and B) form a functional protein ensemble with the three invariable T3 polypeptide chains. The T cell receptor epitope recognized by WT-31 is located close to the epitopes recognized by the anti-T3 reagents anti-Leu-4 and SPV-T3b but distal from the clonotypic T40/25 epitope. Functional studies showed that WT-31 reacts similar to anti-T3 antibodies. It is mitogenic for resting T cells, blocks cytolysis mediated by alloantigenspecific CTL clones, and induces antigen-nonspecific cytolysis by CTL clones against Daudi target cells. WT-31 did not inhibit the formation of conjugates, but it blocked cytolysis just before or during the Ca*++-dependent programming for lysis." |
Research Area | Cancer, Immunology |
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