title: The method for estimation of opsonic activity in sera of infants.
mesh_terms: D000818:Animals; D000906:Antibodies; D002645:Chickens; D003165:Complement System Proteins; D004926:Escherichia coli / Q000276:immunology; D006168:Guinea Pigs; D006801:Humans; D007106:Immune Sera / Q000032:analysis*; D007231:Infant, Newborn; D008099:Liver; D008722:Methods; D009895:Opsonin Proteins / Q000032:analysis*; D010587:Phagocytosis; D010759:Phosphorus Isotopes; D011817:Rabbits; D051381:Rats; D013552:Swine
chemical_list: D000906:Antibodies; D007106:Immune Sera; D009895:Opsonin Proteins; D010759:Phosphorus Isotopes; D003165:Complement System Proteins