Introduction 1.Antigen(Ag)-a substance that induces a specific immune response and can specifically bind to antibodies and effect t and b cells Alternative name-lmmunogen 2. Property of Ag- immunogenicity and antigenicity Complete Ag has immunogenicity and antigenicityIntroduction 1.Antigen (Ag) – A substance that induces a specific immune response and can specifically bind to antibodies and effect T and B cells. Alternative name - Immunogen 2.Property of Ag - immunogenicity and antigenicity Complete Ag has immunogenicity and antigenicity