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RICTOR polymorphisms affect efficiency of platinum-based chemotherapy in Chinese non-small-cell lung cancer patients
Shiming Wang1, Xiao Song1,2, Xiaoying Li1,3
1State Key Laboratory of Genetic Engineering & MOE Key Laboratory of Contemporary Anthropology, Institute of Genetics, School of Life Sciences, Fudan University, Shanghai, China.
Aim:
We investigated the association between RICTOR polymorphisms and clinical outcomes of platinum-based chemotherapy for Chinese non-small-cell lung cancer patients.
Materials & Methods:
Ten tag SNPs were genotyped in 1004 patients to assess their association with clinical benefit, overall survival, progression-free survival, gastrointestinal toxicity, neutropenia, anemia and thrombocytopenia.
Results:
rs6878291 was significantly associated with clinical benefit (odds ratio: 2.037; p = 0.001) and reduced progression-free survival (hazard ratio: 1.461; p = 0.001). Stratified analysis showed that their most significant interaction was in nonsmokers. No association was observed between SNPs and other clinical outcomes.
Conclusion:
The study showed evidences for RICTOR polymorphisms' role in platinum-based chemotherapy efficiency, which could provide new insight to lung cancer management.
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