. . . . . . . "[The polymorphisms of genes involved in carcinogen metabolic activation (CYP1A1, CYP2E1), detoxication (GSTM1, GSTT1, GSTM3, NAT2,) and DNA repair (XPD /A35931C-exon 23 and C22541A-exon 6/, XRCC1 /G28152A-exon 10 and C26304T-exon 6/, XRCC3/C18067T/) were studied by PCR-based techniques to analyze genotypes and allele distribution in 84 patients with MPT correlated with 182 subjects with a single tumor of head and neck and 143 cancer-free male volunteers recruited from healthy smokers.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:11:51+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .