title: Direct extraction radioassay for catechol-Q-methyl-transferase activity.
mesh_terms: D000818:Animals; D002394:Catechol O-Methyltransferase / Q000032:analysis*; D066298:In Vitro Techniques; D008099:Liver / Q000201:enzymology; D008722:Methods; D010642:Phenoxyacetates / Q000378:metabolism; D013552:Swine; D013997:Time Factors
chemical_list: D010642:Phenoxyacetates; D002394:Catechol O-Methyltransferase