title: Demonstration of viral antigen in cryostat sections by a new immunoperoxidase procedure eliminating endogenous peroxidase activity.
mesh_terms: D000956:Antigens, Viral / Q000302:isolation & purification*; D005615:Freezing; D007124:Immunoenzyme Techniques; D010544:Peroxidases / Q000494:pharmacology*
chemical_list: D000956:Antigens, Viral; D010544:Peroxidases