title: Observations on the in vitro bactericidal activity of sera from pre-natal and post-natal calves.
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000276:immunology; D001770:Blood Bactericidal Activity; D002417:Cattle; D003126:Colostrum / Q000276:immunology; D004754:Enterobacter / Q000187:drug effects; D004926:Escherichia coli / Q000187:drug effects; D005333:Fetus / Q000276:immunology; D007106:Immune Sera / Q000032:analysis / Q000494:pharmacology; D009113:Muramidase / Q000032:analysis; D011550:Pseudomonas aeruginosa / Q000187:drug effects
chemical_list: D007106:Immune Sera; D009113:Muramidase