BRAF, MEK and EGFR inhibition as treatment strategies in BRAF V600E metastatic colorectal cancer

Other authors

Institut Català de la Salut

[Ros J, Baraibar I, Salvà F, Argilés G, Élez E] Servei d’Oncologia Mèdica, Vall d’Hebron Hospital Universitari, Barcelona, Spain. Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain. [Sardo E] Servei d’Oncologia Mèdica, Vall d’Hebron Hospital Universitari, Barcelona, Spain. [Mulet N] Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain. Department of Medical Oncology, Institut Català d’Oncologia, Barcelona, Spain. [Martini G, Ciardiello D] Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain. Medicine, Università degli Studi della Campania Luigi Vanvitelli, Naples, Caserta, Campania, Italy. [Tabernero J] Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain. Vall d’Hebron Hospital Universitari, Barcelona, Spain. UVic-UCC, Barcelona, Spain

Vall d'Hebron Barcelona Hospital Campus

Publication date

2022-03-14T12:45:21Z

2022-03-14T12:45:21Z

2021-01

Abstract

Inhibidor de BRAF; Binimetinib; Cáncer de colon


BRAF inhibitor; Binimetinib; Colon cancer


Inhibidor de BRAF; Binimetinib; Càncer de còlon


Introduction: BRAF driver mutations are found in up to 15% of patients with colorectal cancer (CRC) and lead to constitutive activation of BRAF kinase and sustained RAS/RAF/MEK/ERK pathway signaling. BRAF mutations define a sub-population characterized by a poor prognosis and dismal median survival. Following successful outcomes with BRAF inhibition in BRAF mutant metastatic melanoma, this approach was evaluated in metastatic colorectal cancer (mCRC). The development and combination of targeted therapies against multiple signaling pathways has proved particularly successful, with improved survival and response rates. Areas covered: This review addresses the development of therapeutic strategies with inhibitors targeting MAPK/ERK and EGFR signaling in BRAF V600E mutated mCRC, focusing on encorafenib, binimetinib and cetuximab. A pharmacological and clinical review of these drugs and the therapeutic approaches behind their optimization are presented. Expert opinion: Exploiting knowledge of the mechanisms of resistance to BRAF inhibitors has been crucial to developing effective therapeutic strategies in BRAF-V600E mutant mCRC. The BEACON trial is a successful example of this approach, using encorafenib and cetuximab with or without binimetinib in patients with previously treated BRAF V600E mutant mCRC, showing an impressive improvement in clinical outcomes and tolerable toxicity compared with chemotherapy, establishing a new standard of care in this setting.


The author(s) disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This work was supported by grants from Instituto de Salud Carlos III (ISCIII) FIS/FEDER (PI17/00947, PI20/00968) and from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 635342.

Document Type

Article


Published version

Language

English

Publisher

SAGE Publications

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Attribution-NonCommercial 4.0 International

http://creativecommons.org/licenses/by-nc/4.0/

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