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Interaction models of CYP1A1, GSTM1 polymorphisms and tobacco smoking in intestinal gastric cancer
To explore the interaction models of the cytochrome P-450 (CYP) 1A1 Val variant and glutathione S-transferase (GST) M1 null polymorphisms with tobacco smoking in the occurrence of intestinal gastric cancer. A community-based case-control study was conducted in Yangzhong. Subjects included 114 intest...
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Published in: | World journal of gastroenterology : WJG 2005-10, Vol.11 (38), p.6056-6060 |
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Main Authors: | , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that cite this one |
Online Access: | Get full text |
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Summary: | To explore the interaction models of the cytochrome P-450 (CYP) 1A1 Val variant and glutathione S-transferase (GST) M1 null polymorphisms with tobacco smoking in the occurrence of intestinal gastric cancer.
A community-based case-control study was conducted in Yangzhong. Subjects included 114 intestinal types of gastric cancer with endoscopic and pathological diagnosis during January 1997 and December 1998, and 693 controls selected from their spouse, siblings or siblings-in-law who had no history of digestive system cancer. Logistic regression was used to estimate the interaction models.
The frequency of the CYP1A1 Val variant allele in cases did not differ from that in controls. The OR of GSTM1 null genotype was 2.0 (95% confidence interval (95%CI): 1.2-3.1, P |
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ISSN: | 1007-9327 2219-2840 |
DOI: | 10.3748/wjg.v11.i38.6056 |