Article
B-Raf(V600E) cooperates with alternative spliced Rac1b to sustain colorectal cancer cell survival.
Gastroenterology - 1 Sept 2008
Matos Paulo, Oliveira Carla, Velho Sérgia, Gonçalves Vânia, da Costa Luís Teixiera, Moyer Mary Pat, Seruca Raquel, Jordan Peter
Abstract excerpt
BACKGROUND & AIMS: In colorectal tumors, activating BRAF mutations occur alternative to KRAS oncogenic mutations, but in cell culture possess a much lower transforming capacity. Rac1b, a hyperactive Rac1 spliced variant, is over expressed in some colorectal tumors and activates the transcription factor nuclear factor-kappaB, which initiates a transcriptional response that promotes cell cycle progression and...
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