Abstract: The invention provides an antibody-toxic moiety conjugates comprising an antibody that specifically recognizes a molecule expressed on the surface of a T cell which is expressed only on T cells and is only expressed transiently on T cells upon T cell activation. Preferably, the T cell molecule is CTLA4. The invention further provides anti-CTLA4 antibodies and humanized forms thereof.
Type:
Grant
Filed:
January 26, 2001
Date of Patent:
April 25, 2006
Assignee:
Genetics Institue, LLC
Inventors:
Beatriz M. Carreno, Clive Wood, Katherine Turner, Mary Collins, Gary S. Gray, Donna Morris, Denise O'Hara, Paul R. Hinton, Naoya Tsurushita