Hemoagglutination and hemagglutination inhibition tests with enterovirus type 70

Abstract
Human type O, guinea pig and chicken erythrocytes were agglutinated by enterovirus type 70 at 4.degree. C or room temperature. A hemagglutination inhibition test, using human O erythrocytes, is described for the serological diagnosis of acute hemorrhagic conjunctivitis caused by enterovirus type 70.