umls-concept:C0178502 | skos:definition | CSP: 9,10-dihydroxy-11,12-epoxy-9,10,11,12- tetranhydrobenzo(a)pyrene, a metabolite of BAPN, has been called "the ultimate carcinogen"; extremely electrophilic, it can form covalent adducts with both DNA and proteins. | lld:umls |