title: Comparative histochemical studies on the activity of some enzymes in chick embryo chorio-allantoic membranes infected with vaccinia smallpox viruses.
mesh_terms: D000135:Acid Phosphatase / Q000032:analysis*; D000818:Animals; D002642:Chick Embryo; D003067:Coenzymes / Q000032:analysis*; D003588:Cytopathogenic Effect, Viral; D005321:Extraembryonic Membranes / Q000201:enzymology*; D013385:Succinate Dehydrogenase / Q000032:analysis*; D014616:Vaccinia virus / Q000201:enzymology*; D012901:Variola virus / Q000201:enzymology*
chemical_list: D003067:Coenzymes; D013385:Succinate Dehydrogenase; D000135:Acid Phosphatase