Agglutination of streptococcal antigen by haemoglobin.
D000371:Agglutination; D000942:Antigens, Bacterial; D006454:Hemoglobins; D013291:Streptococcus / Q000276:immunology*
D000942:Antigens, Bacterial; D006454:Hemoglobins
AGGLUTINATION; STREPTOCOCCUS/immunology