Cited by 18Lung Cancer Treatments and MutationsHER2/EGFR in Cancer ResearchCancer Genomics and Diagnostics

Mutant-Selective Irreversible EGFR Inhibitor, Naquotinib, Inhibits Tumor Growth in NSCLC Models with EGFR-Activating Mutations, T790M Mutation, and AXL Overexpression

Tanaka, Hiroaki, Sakagami, Hideki, Kaneko, Naoki, Konagai, Satoshi, Yamamoto, Hiroko, Matsuya, Takahiro, Yuri, Masatoshi, Yamanaka, Yosuke +5 more·2019·Molecular Cancer Therapeutics

Published version of a preprint

Abstract

Abstract First- and second-generation EGFR tyrosine kinase inhibitors (TKI) are effective clinical therapies for patients with non–small cell lung cancer (NSCLC) harboring EGFR-activating mutations. However, almost all patients develop resistance to these drugs. The EGFR T790M mutation of EGFR is the most predominant mechanism for resistance. In addition, activation of AXL signaling is one of the suggested alternative bypassing pathways for resistance to EGFR-TKIs. Here, we report that naquotinib, a pyrazine carboxamide–based EGFR-TKI, inhibited EGFR with activating mutations, as well as T790M resistance mutation while sparing wild-type (WT) EGFR. In in vivo murine xenograft models using cell lines and a patient-derived xenograft model, naquotinib induced tumor regression of NSCLC with EGFR-activating mutations with or without T790M resistance mutation, whereas it did not significantly inhibit WT EGFR signaling in skin. Furthermore, naquotinib suppressed tumor recurrence during the treatment period of 90 days. In addition, unlike erlotinib and osimertinib, naquotinib inhibited the phosphorylation of AXL and showed antitumor activity against PC-9 cells overexpressing AXL in vitro and in vivo. Our findings suggest that naquotinib has therapeutic potential in patients with NSCLC with EGFR-activating mutations, T790M resistance mutation, and AXL overexpression.

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Crossref · 10.1158/1535-7163.mct-18-0976

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Authors
Tanaka, H., Sakagami, H., Kaneko, N., Konagai, S., Yamamoto, H., Matsuya, T., Yuri, M., Yamanaka, Y., Mori, M., Takeuchi, M., Koshio, H., Hirano, M., & Kuromitsu, S.
Affiliations
Astellas Pharma (Japan) (JP)
Venue
Molecular Cancer Therapeutics
Published
2019-08-01
Volume
18
Issue
8
Pages
1366-1373
ISSN
  • 1535-7163 (ISSN-L)
  • 1538-8514
OpenAlex
W2946302039
Cited by
18
References
8
Citations by year
2026: 2 · 2025: 3 · 2024: 1 · 2023: 3 · 2022: 3 · 2021: 1 · 2020: 2 · 2019: 3
FWCI
1.65
Type
journal article
Language
en
Open access
closed
Locations
  • Molecular Cancer Therapeutics (publishedVersion)
  • PubMed (publishedVersion)
Funders
Astellas PharmaAstellas Pharma (Astellas)
Topics
  • Health Sciences › Medicine › Pulmonary and Respiratory Medicine › Lung Cancer Treatments and Mutations
  • Health Sciences › Medicine › Oncology › HER2/EGFR in Cancer Research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cancer Research › Cancer Genomics and Diagnostics
Keywords
EGFR tyrosine kinase inhibitors, non-small cell lung cancer, EGFR activating mutations, T790M mutation, drug resistance, patient-derived xenografts, tumor recurrence, erlotinib, osimertinib, PC9 cells
MeSH terms
Axl Receptor Tyrosine Kinase, Animals, Carcinoma, Non-Small-Cell Lung, Disease Models, Animal, Dose-Response Relationship, Drug, Humans, Lung Neoplasms, Mutation, Piperazines, Piperidines, Proto-Oncogene Proteins, Pyrazines, Pyrrolidines, Signal Transduction, Gene Expression Regulation, Neoplastic, Receptor Protein-Tyrosine Kinases, Xenograft Model Antitumor Assays, Cell Line, Tumor, Protein Kinase Inhibitors, Mice, ErbB Receptors

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