has_component controlled content drinking water 4-nitroquinoline N-oxide controlled 4-nitroquinoline N-oxide content drinking water 2014-02-07T17:03:31Z A drink made up of water and a specified amount of 4-nitroquinoline N-oxide, a tumorigenic derivative of quinoline N-oxide containing a nitro functional group (-NO2) at the 4 position of the quinoline bicyclic structure. 4-nitroquinoline 1-oxide and its metabolite 4-hydroxyaminoquinoline-1-oxide bind to nucleic acids and cause lesions usually corrected by nucleotide excision repair. CHEBI:16907 MESH:D015112 XCO:0000395 controlled 4-Nitroquinoline 1-oxide drinking water controlled 4NQO drinking water experimental_condition_ontology jsmith