surface receptors of guinea pig peritoneal macrophages specific for the fc region of igg ( fc gamma receptor ) were isolated and identified as a surface-radioiodinated component with a molecular weight of 44,000 that bound in an fc-specific manner to igg2 of guinea pig immunoglobulin immobilized in any of the following three different ways : igg2 antibody in insoluble immune complex , igg2 antibody bound to antigen-coupled sepharose , and igg2 covalently coupled to sepharose .
C0597357
guinea pig
C0123263
fc