Immunoglobulin G, FC Fragment, Low Endotoxin Level, Human Plasma

1 mg
10 mg
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MW: 50,000
Extinction Coefficient: 1.35

Frozen in 50 mM Tris-HCl, pH 8.0, with 200 mM NaCl and 0.05% NaN3.

The IgG fc fragment does not bind antigen; however, it does contain the classic antigenic determinants and biological activity with respect to cytotrophic reactions, binding of complement and catabolic rate control.

Storage: <= -20°C

Purity: >=95% by SDS-PAGE. No reaction by IEP to antisera to human IgG-fab.

Prepared from plasma shown to be non reactive for HBsAg, anti-HCV, anti-HBc, and negative for anti-HIV 1 & 2 by FDA-required tests.

Athens Research & Technology products are laboratory reagents and are not to be administered to humans or used for any drug purpose. For research or further manufacturing use only.

Ricardo, M.J. et al. 1984. Clinical Diagnosis and Management by Laboratory Methods (J.B. Henry, ed.), 860; Poljak, R. J. 1985. Methods Enzymol. 116, 190.