13-06-2013 дата публикации
Номер: US20130149315A1
Disclosed are immunological compositions and methods for reducing activity of glucagon signaling using antibodies against glucagon receptor. 1. An isolated antibody , or an antigen-binding portion or a derivative thereof , comprising:(a) a first CDR set, CDR1, CDR2 and CDR3, that sequentially together comprises the amino acid sequences of heavy chain CDRs, CDR1, CDR2 and CDR3, sequentially together, that are included in the amino acid sequence as set forth in any one of SEQ ID Nos. 2, 4, 6, 8, 10, 12, 14, and 16;(b) a second CDR set, CDR1, CDR2 and CDR3, that sequentially together comprises the amino acid sequences of light chain CDRs, CDR1, CDR2 and CDR3, sequentially together, that are included in the amino acid sequence as set forth in any one of SEQ ID Nos. 18, 20, 22, 24, 26, 28 and 30; or,(c) a combination of said first CDR set of (a) and said second CDR set of (b).2. The isolated antibody claim 1 , or an antigen-binding portion or a derivative thereof claim 1 , according to claim 1 , comprising a heavy chain or a light chain claim 1 , or both of them claim 1 , wherein said heavy chain comprises a heavy chain variable region having the amino acid sequence as set forth in any one of SEQ ID Nos. 2 claim 1 , 4 claim 1 , 6 claim 1 , 8 claim 1 , 10 claim 1 , 12 claim 1 , 14 claim 1 , and 16 claim 1 , or antigen-binding fragments thereof; and said light chain comprises a light chain variable region having the amino acid sequence as set forth in any one of SEQ ID Nos. 18 claim 1 , 20 claim 1 , 22 claim 1 , 24 claim 1 , 26 claim 1 , 28 claim 1 , and 30 claim 1 , or antigen-binding fragments thereof.3. The isolated antibody claim 2 , or an antigen-binding portion or a derivative thereof claim 2 , according to claim 2 , which is selected from the group consisting of:(a) an antibody comprising the amino acid sequences as set forth in SEQ ID No. 2 and SEQ ID No. 18;(b) an antibody comprising the amino acid sequences as set forth in SEQ ID NO. 4 and SEQ ID NO. 20;(c) an ...
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