Title : KRAS mutation is a predictor of oxaliplatin sensitivity in colon cancer cells.

Pub. Date : 2012

PMID : 23209813






6 Functional Relationships(s)
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1 KRAS mutation is a predictor of oxaliplatin sensitivity in colon cancer cells. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens
2 We tested our hypothesis that KRAS mutation may be a predictor of oxaliplatin sensitivity in CRC. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens
3 In KRAS-wild-type CRC cells (COLO320DM), KRAS overexpression by mutant vectors caused excision repair cross-complementation group 1 (ERCC1) downregulation in protein and mRNA levels, and enhanced oxaliplatin sensitivity. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens
4 In contrast, in KRAS-mutant CRC cells (DLD-1(G13D) and SW480(G12V)), KRAS knocked-down by KRAS-siRNA led to ERCC1 upregulation and increased oxaliplatin resistance. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens
5 In contrast, in KRAS-mutant CRC cells (DLD-1(G13D) and SW480(G12V)), KRAS knocked-down by KRAS-siRNA led to ERCC1 upregulation and increased oxaliplatin resistance. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens
6 Overall, our findings suggest that KRAS mutation is a predictor of oxaliplatin sensitivity in colon cancer cells by the mechanism of ERCC1 downregulation. Oxaliplatin KRAS proto-oncogene, GTPase Homo sapiens