https://www.fda.gov/food/laboratory-methods-food/bam-media-m169-tryptose-sulfite-cycloserine-tsc-agar
FDA's Bacteriological Analytical Manual (BAM) presents the agency's preferred laboratory procedures for microbiological analyses of foods and cosmetics.
bammediasulfitecycloserinetsc
https://www.ncbi.nlm.nih.gov/Structure/pdb/7CER
Cysteine desulfurase SufSD-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-N,O-CYCLOSERYLAMIDEDI(HYDROXYETHYL)ETHERTRIETHYLENE GLYCOL
crystal structurebound formcycloserinecysteine