Brevibacterium: A gram-positive organism found in dairy products, fresh and salt water, marine organisms, insects, and decaying organic matter.Brevibacterium flavum: A species in the genus CORYNEBACTERIUM, family Corynebacteriaceae, which is used for industrial production of the amino acid LYSINE. It is closely related to Corynebacterium glutamicum.Corynebacterium: A genus of asporogenous bacteria that is widely distributed in nature. Its organisms appear as straight to slightly curved rods and are known to be human and animal parasites and pathogens.Chorismate Mutase: An isomerase that catalyzes the conversion of chorismic acid to prephenic acid. EC 188.8.131.52.Ossification, Heterotopic: The development of bony substance in normally soft structures.Thalictrum: A plant genus of the family RANUNCULACEAE. Members contain isoquinoline alkaloids and triterpene glycosides.Cholesterol Oxidase: An enzyme that catalyzes the oxidation of cholesterol in the presence of molecular oxygen to 4-cholesten-3-one and hydrogen peroxide. The enzyme is not specific for cholesterol, but will also oxidize other 3-hydroxysteroids. EC 184.108.40.206.