Compositions comprising large and small binding fragments of...

Drug – bio-affecting and body treating compositions – Immunoglobulin – antiserum – antibody – or antibody fragment,...

Reexamination Certificate

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C424S135100, C424S141100, C424S150100

Reexamination Certificate

active

07618625

ABSTRACT:
A pharmaceutical composition comprising (i) a first specific binding agent selected from an antibody or a large binding fragment of an antibody which specifically binds a target toxin, and (ii) a second specific binding agent which comprises a small binding fragment of an antibody which binds said toxin. The compositions are used in the treatment of toxin poisoning, for example following exposure to toxins such as Botulinum toxins.

REFERENCES:
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Hibbs, et al., ‘Experience with the Use of an Investigational F(ab′)2Heptavalent Botulism Immune Globulin of Equine Origin During an Outbreak an Outbreak of Type E Botulism in Egypt,’Clinical Infectious Diseases, 23:337-340 (1996).
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Mayers, etal., ‘Anti-immunoglobulin Responses to IgG,F(ab')2and Fab Botulinum Antitoxins in Mice,’Immunopharmacology and Immunotoxicology, 25(3):397-408 (2003).
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