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Title:
HUMAN ANTIBODIES THAT BIND LYMPHOCYTE ACTIVATION GENE-3 (LAG-3), AND USES THEREOF
Document Type and Number:
Japanese Patent JP2019030307
Kind Code:
A
Abstract:
To provide isolated monoclonal antibodies that specifically bind to LAG-3 with high affinity, particularly human monoclonal antibodies.SOLUTION: Antibodies bind human LAG-3 are provided. The antibodies bind both human and monkey LAG-3 but do not bind mouse LAG-3. The invention provides anti-LAG-3 antibodies that can inhibit the binding of LAG-3 to MHC Class II molecules and that can stimulate antigen-specific T cell responses. Nucleic acid molecules encoding the antibodies, expression vectors, host cells and methods for expressing the antibodies of the invention are also provided. Immunoconjugates, bispecific molecules and pharmaceutical compositions comprising the antibodies of the invention are also provided. This disclosure also provides methods for detecting LAG-3, as well as methods for treating stimulating immune responses using an anti-LAG-3 antibody. Combination therapy, in which an anti-LAG-3 antibody is co-administered with at least one additional immunostimulatory antibody, is also provided.SELECTED DRAWING: None

Inventors:
KENT B THUDIUM
ALAN J KORMAN
HEIDI LEBLANC
MARK YAMANAKA
MARK SELBY
KYRA D ZENS
Application Number:
JP2018177601A
Publication Date:
February 28, 2019
Filing Date:
September 21, 2018
Export Citation:
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Assignee:
E R SQUIBB & SONS LLC
International Classes:
C12N15/63; A61K39/395; A61K47/68; A61K51/10; A61P31/12; A61P35/00; A61P37/04; A61P43/00; C07K16/28; C12N1/15; C12N1/19; C12N1/21; C12N5/10; C12N15/13; C12N15/62; C12P21/08
Domestic Patent References:
JP2000502324A2000-02-29
JP5647981B22015-01-07
JPH09508023A1997-08-19
Foreign References:
WO2006121168A12006-11-16
Other References:
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Attorney, Agent or Firm:
Norihito Yamao
Kenji Tomita
Fumio Inai
Manami Sasakura