title: [Anti-E. coli antibody and opsonin activities in the colostrum of cows].
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000032:analysis*; D002417:Cattle / Q000276:immunology*; D003126:Colostrum / Q000276:immunology*; D004926:Escherichia coli / Q000276:immunology*; D005260:Female; D009895:Opsonin Proteins / Q000032:analysis*
chemical_list: D000907:Antibodies, Bacterial; D009895:Opsonin Proteins