TY - RPRT TI - Complement activation in semi-solid medium: Insolubilization of properdin and the third component of complement (C3) in agar gels. AU - J B Ziegler AU - L Watson AU - I Goodkofsky AU - C A Alper AU - I H Lepow PY - 1976 UR - https://pubmed.ncbi.nlm.nih.gov/812917/ ID - 812917 ER -