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Canertinib induces ototoxicity in three preclinical models
Journal article   Peer reviewed

Canertinib induces ototoxicity in three preclinical models

Jian Tang, Yi Qian, Hui Li, Benjamin J Kopecky, Dalian Ding, Henry C Ou, Rhonda DeCook, Xiaojie Chen, Zhenyu Sun, Megan Kobel, …
Hearing research, Vol.328, pp.59-66
10/2015
DOI: 10.1016/j.heares.2015.07.002
PMCID: PMC4581429
PMID: 26163095

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Abstract

Neuregulin-1 (NRG1) ligand and its epidermal growth factor receptor (EGFR)/ERBB family regulate normal cellular proliferation and differentiation in many tissues including the cochlea. Aberrant NRG1 and ERBB signaling cause significant hearing impairment in mice. Dysregulation of the same signaling pathway in humans is involved in certain types of cancers such as breast cancer or non-small cell lung cancer (NSCLC). A new irreversible pan-ERBB inhibitor, canertinib, has been tested in clinical trials for the treatment of refractory NSCLC. Its possible ototoxicity was unknown. In this study, a significant dose-dependent canertinib ototoxicity was observed in a zebrafish model. Canertinib ototoxicity was further confirmed in two mouse models with different genetic backgrounds. The data strongly suggested an evolutionally preserved ERBB molecular mechanism underlying canertinib ototoxicity. Thus, these results imply that clinical monitoring of hearing loss should be considered for clinical testing of canertinib or other pan-ERBB inhibitors. •Canertinib, a new cancer drug candidate blocking ERBB signaling, causes toxicity in hair cells of zebrafish lateral line.•Canertinib ototoxicity is confirmed in two mouse models.•One major target of its ototoxicity in mice is outer hair cells.•Ototoxicity should be monitored for cancer drug candidates with pan-ERBB inhibition properties.
NRG1 Canertinib ERBB Outer hair cell Non-small cell lung cancer Ototoxicity

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