Mutant BRAF melanomas-dependence and resistance Journal Article


Authors: Poulikakos, P. I.; Rosen, N.
Article Title: Mutant BRAF melanomas-dependence and resistance
Abstract: RAF inhibitors have the unique property of transactivating RAS-dependent RAF dimers in most cells but inhibit RAF/MEK/ERK signaling in cells expressing mutant BRAF, in which RAS activity is too low to support this process. These drugs thus selectively inhibit ERK signaling in tumors with BRAF mutation. RAF inhibitors have remarkable clinical activity in melanomas with BRAFV600E mutations; however, resistance invariably develops. Three recent papers reveal that acquired resistance may be due to mechanisms that cause ERK signaling to become insensitive to RAF inhibitors, or that reduce the dependence of the tumor on ERK signaling through activation of other pathways. © 2011 Elsevier Inc.
Keywords: signal transduction; mitogen activated protein kinase; raf protein; nonhuman; mutant protein; melanoma; enzyme inhibition; cancer resistance; short survey; ras protein; b raf kinase; protein inhibitor; b raf kinase inhibitor
Journal Title: Cancer Cell
Volume: 19
Issue: 1
ISSN: 1535-6108
Publisher: Cell Press  
Date Published: 2011-01-18
Start Page: 11
End Page: 15
Language: English
DOI: 10.1016/j.ccr.2011.01.008
PROVIDER: scopus
PUBMED: 21251612
DOI/URL:
Notes: --- - "Export Date: 4 March 2011" - "CODEN: CCAEC" - "Source: Scopus"
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  1. Neal Rosen
    425 Rosen