National Institutes of Health, a Component of the US Dept. of Health & Human Services

Mahtab Moayeri

Robert H Purcell

Suzanne U Emerson

Stephen H Leppla

Zhaochun Chen

The present invention relates to monoclonal antibodies that bind or neutralize anthrax protective antigen (PA) toxin. The invention provides such antibodies, fragments of such antibodies retaining anthrax PA toxin-binding ability, fully human or humanized antibodies retaining anthrax PA toxin-binding ability, and pharmaceutical compositions including such antibodies. The invention further provides for isolated nucleic acids encoding the antibodies of the invention and host cells transformed therewith. Additionally, the invention provides for prophylactic, therapeutic, and diagnostic methods employing the antibodies and nucleic acids of the invention.

Monoclonal antibodies that neutralize anthrax protective antigen (PA) toxin

The present invention relates to monoclonal antibodies that bind or neutralize anthrax lethal factor (LF), edema factor (EF), and/or protective antigen (PA). The invention provides such antibodies, fragments of such antibodies retaining anthrax toxin-binding ability, fully human or humanized antibodies retaining anthrax toxin-binding ability, and pharmaceutical compositions including such antibodies. The invention further provides for isolated nucleic acids encoding the antibodies of the invention and host cells transformed therewith. Additionally, the invention provides for prophylactic, therapeutic, and diagnostic methods employing the antibodies and nucleic acids of the invention.

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Bethesda, MD, United States of America

Mahtab Moayeri