TY - RPRT TI - Human alternative complement pathway: membrane-associated sialic acid regulates the competition between B and beta1 H for cell-bound C3b. AU - M D Kazatchkine AU - D T Fearon AU - K F Austen PY - 1979 UR - https://pubmed.ncbi.nlm.nih.gov/762425/ ID - 762425 ER -