Description
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.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.Ref: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