A surface component in group A, C, and G streptococci with non-immune reactivity for immunoglobulin G.

Animals Antigen-Antibody Reactions Bacterial Proteins/analysis Birds Cats Cattle Dogs Electrophoresis Erythrocytes/immunology Formaldehyde/pharmacology Goats Guinea Pigs Hemagglutination Tests Horses Humans Immunoglobulin Fab Fragments Immunoglobulin Fc Fragments Immunoglobulin Fragments Immunoglobulin G/analysis Iodine Radioisotopes Marsupialia Mice Myeloma Proteins/isolation & purification Opossums Rabbits Rats Sheep/immunology Species Specificity Streptococcus/drug effects,immunology Swine

Bacterial Proteins Immunoglobulin Fab Fragments Immunoglobulin Fc Fragments Immunoglobulin Fragments Immunoglobulin G Iodine Radioisotopes Myeloma Proteins Formaldehyde