Journal of International Oncology ›› 2021, Vol. 48 ›› Issue (4): 246-249.doi: 10.3760/cma.j.cn371439-20200715-00049

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Advances in the amplification of HER2 in metastatic colorectal cancer

Yu Jiaojiao1, Wang Jun2, Wang Likang1, Yao Nan2()   

  1. 1First School of Clinical Medicine of Lanzhou University, Lanzhou 730000, China
    2Department of General Surgery, First Hospital of Lanzhou University, Lanzhou 730000, China
  • Received:2020-07-15 Revised:2020-11-16 Online:2021-04-08 Published:2021-06-18
  • Contact: Yao Nan E-mail:2621218399@qq.com

Abstract:

Several studies have shown that human epidermal growth factor receptor 2 (HER2) amplification could be a predictive biomarker of resistance to anti-epidermal growth factor receptor monoclonal antibodies in patients with RAS wild-type metastatic colorectal cancer (mCRC). Dual HER2 inhibition with trastuzumab plus lapatinib or pertuzumab has shown promising preliminary anti-tumoral efficacy in RAS wild-type mCRC. HER2-targeted therapeutic strategies have the potential to change the treatment paradigm for a clinically relevant subgroup of patients with mCRC.

Key words: Colorectal neoplasms, Genes, erbB-2, Biomarkers, Molecular targeted therapy