Patent ID: 8093360

Claim:
A composition comprising an isolated antibody which binds to protective antigen (PA) of B. anthracis and a pharmaceutically acceptable carrier which composition is formulated for intravenous or intramuscular administration, wherein the isolated antibody comprises a heavy chain variable region consisting of the framework amino acid residues set forth in SEQ ID NO:1 and a CDRH1, a CDRH2, and a CDRH3; and a light chain variable region consisting of the framework amino acid residues set forth in SEQ ID NO:2 and a CDRL1, a CDRL2, and a CDRL3, and wherein the CDRH1 consists of the amino acid residues set forth in SEQ ID NO:7; the CDRH2 consists of the amino acid residues selected from the group consisting of SEQ ID NO:8; the CDRH3 consists of the amino acid residues set forth in SEQ ID NO:9; the CDRL1 consists of the amino acid residues set forth in SEQ ID NO:4; the CDRL2 consists of the amino acid residues selected from the group consisting of SEQ ID NO:5; and the CDRL3 consists of the amino acid residues set forth in SEQ ID NO:6.