title: Incidence of cellular and humoral factors on group A streptococcal L forms. II. Killing effect of sera and phagocytic cells.
mesh_terms: D000818:Animals; D000906:Antibodies; D000918:Antibody Specificity; D001431:Bacteriological Techniques; D001770:Blood Bactericidal Activity; D002452:Cell Count; D002455:Cell Division; D003165:Complement System Proteins; D006801:Humans; D007106:Immune Sera; D007740:L Forms / Q000276:immunology*; D008264:Macrophages / Q000276:immunology; D009504:Neutrophils / Q000276:immunology; D010587:Phagocytosis; D013045:Species Specificity; D013291:Streptococcus / Q000276:immunology*
chemical_list: D000906:Antibodies; D007106:Immune Sera; D003165:Complement System Proteins