n.a blood test in which a sample of serum is exposed to a particular antigen and complement in order to determine whether or not antibodies to that particular antigen are present; used as a diagnostic test
Virusneutralizationtests are an alternativemethod in the worldtrade. Complement fixationtestsarea commonserumantibodydiagnoseandsurvey method. PCRcan diagnose the diseasequickly.