title: Specific and non-specific opsonins.
mesh_terms: D000818:Animals; D000906:Antibodies; D000918:Antibody Specificity; D001419:Bacteria / Q000276:immunology; D002642:Chick Embryo; D003165:Complement System Proteins; D004926:Escherichia coli / Q000276:immunology; D005856:Germ-Free Life; D006801:Humans; D008198:Lymph Nodes / Q000276:immunology; D009895:Opsonin Proteins; D010434:Pepsin A; D010587:Phagocytosis; D051381:Rats; D013552:Swine
chemical_list: D000906:Antibodies; D009895:Opsonin Proteins; D003165:Complement System Proteins; D010434:Pepsin A