IGF-1R specific antibodies useful in the detection and diagnosis of cellular proliferative disorders
First Claim
1. An isolated antibody or an antigen-binding portion thereof that specifically binds insulin-like growth factor I receptor, comprising a light chain immunoglobulin that comprises three complementarity determining regions comprising the amino acid sequences set forth in SEQ ID NO. 1, 2, and 3, and a heavy chain immunoglobulin that comprises three complementarity determining regions comprising the amino acid sequence set forth in SEQ ID NO. 4, 5 and 6.
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0 Petitions
Accused Products
Abstract
The present invention relates to mammalian antibodies, designated 12B1 and antigen-binding portions thereof that specifically bind to insulin-like growth factor I receptor (IGF-IR), preferably human IGF-IR. Also included are chimeric, bispecific, derivatized, single chain antibodies derived from the antibodies disclosed herein. Nucleic acid molecules encoding the mammalian antibodies as well as methods of use thereof are also disclosed. Also included are pharmaceutical compositions comprising these antibodies and methods of using the antibodies and compositions thereof for treatment and diagnosis of pathological hyperproliferative oncogenic disorders associated with expression of IGF-1R.
7 Citations
12 Claims
- 1. An isolated antibody or an antigen-binding portion thereof that specifically binds insulin-like growth factor I receptor, comprising a light chain immunoglobulin that comprises three complementarity determining regions comprising the amino acid sequences set forth in SEQ ID NO. 1, 2, and 3, and a heavy chain immunoglobulin that comprises three complementarity determining regions comprising the amino acid sequence set forth in SEQ ID NO. 4, 5 and 6.
Specification