Banfi E, Cinco M, Bellini M, Soranzo M R
J Gen Microbiol. 1982 Apr;128(4):813-6. doi: 10.1099/00221287-128-4-813.
Guinea-pig macrophages exerted bactericidal activity against both a virulent and a saprophytic strain of leptospira in the presence of the homologous IgG. Serum complement alone rendered the saprophytic strain susceptible to phagocytosis by the same macrophages.