Polymorphisms of TGFB1 and VEGF genes and survival of patients with gastric cancer

作者: Xiaoxiang Guan , Hui Zhao , Jiangong Niu , Dongfeng Tan , Jaffer A Ajani

DOI: 10.1186/1756-9966-28-94

关键词:

摘要: Some TGFB1 and VEGF polymorphisms are believed to be functional. Given that these genes involved in tumor growth progression including angiogenesis, dissemination, invasiveness, we hypothesized would associated with survival patients gastric cancer. We genotyped -509 C>T, +1869 T>C, +915 G>C -1498T>C, -634G>C, +936C>T 167 Using the Kaplan Meier method, log-rank tests, Cox proportional hazard models, evaluated associations among variants overall, 1-year, 2-year rates. Although there were no significant differences overall rates all tested, TGFB1+915CG CC genotypes had a poorer (adjusted ratio (HR), 3.06; 95% confidence interval (CI), 1.09–8.62; P = 0.034) than GG genotype had. In addition, heterozygous for -634CG also 1-year HR, 2.08; CI, 1.03–4.22; 0.042) -634GG genotype. Our study suggested TGFB1+915CG/CC may short-term cancer patients. However, larger studies needed verify findings.

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