Antibodies and other ligands directed against KIR2DL4 receptor for production of interferon gamma
The present invention provides antibodies and other ligands that specifically bind to KIR2DL4 receptor and stimulate production of interferon gamma. One embodiment is mAb #33 on deposit at ATCC.
1. A monoclonal antibody, mAb #33, produced by the hybridoma cell line having Accession No. ATCC PTA-2594.
2. A chimeric version of a monoclonal antibody, mAb #33, produced by the hybridoma cell line having Accession No. ATCC PTA-2594.
3. A humanized version of a monoclonal antibody, mAb #33, produced by the hybridoma cell line having Accession No. ATCC PTA-2594.
4. A Fab fragment of a monoclonal antibody, mAb #33, produced by the hybridoma cell line having Accession No. ATCC PTA-2594.
5. A F(ab′)2 fragment of a monoclonal antibody, mAb #33, produced by the hybridoma cell line having Accession No. ATCC PTA-2594.
6. A hybridoma cell line having ATCC Accession No. PTA-2594.
7. A composition comprising the monoclonal antibody of claim 1 or a fragment or single chain antibody thereof that specifically binds to human KIR2DL4 receptor and stimulates production of interferon gamma.
8. A pharmaceutical composition comprising the monoclonal antibody of claim 1 or a fragment or single chain antibody thereof that specifically binds to human KIR2DL4 receptor and stimulates production of interferon gamma, and a pharmaceutically acceptable carrier.
9. The composition of claim 7 or 8 , wherein said composition comprises said monoclonal antibody or said fragment.
10. The composition of claim 7 or 8 , wherein said composition comprises said monoclonal antibody.
11. The composition of claim 7 or 8 , wherein said composition comprises said single chain antibody.
12. A composition comprising the antibody of claim 2 or 3 that specifically binds to human KIR2DL4 receptor and stimulates production of interferon gamma.
13. The composition of claim 12 , wherein said composition comprises said chimeric antibody.
14. The composition of claim 12 , wherein said composition comprises said humanized antibody.
15. A pharmaceutical composition comprising the antibody of claim 2 or 3 that specifically binds to human KIR2DL4 receptor and stimulates production of interferon gamma, and a pharmaceutically acceptable carrier.
16. The pharmaceutical composition of claim 15 , wherein said composition comprises said chimeric antibody.
17. The pharmaceutical composition of claim 15 , wherein said composition comprises said humanized antibody.