pubmed.ncbi.nlm.nih.gov
Urinary metabolites of 1,3-butadiene, benzene and toluene and colorectal cancer incidence: a clinical case-control study - PubMed
MHBMA3 (a metabolite of 1,3-butadiene) was associated with a higher incidence of CRC independent of smoking and other CRC risk factors. Non-smoking sources of 1,3-butadiene, such as environmental sources, may contribute to increasing CRC incidence. Additional epidemiologic studies are needed to conf …