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Establishing Dual Resistance to EGFR-TKI and MET-TKI in Lung Adenocarcinoma Cells In Vitro with a 2-step Dose-escalation Procedure
Published on: August 11, 2017
The advanced research of immunotherapy in Epidermal growth factor receptor mutation-positive non-small cell lung
Xinjia He1, Tiantian Tian2, Yanjing Ma3
1Department of Radiation Oncology, The Affiliated Hospital of Qingdao University and The First Clinical Medical College of Qingdao University, Qingdao City, Shandong Province, China.
Abstract:
Epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) have become the standard first-line treatment for advanced non-small-cell lung cancer (NSCLC) with EGFR mutations. As resistance to EGFR-TKIs is associated with significantly worse prognosis, there is a critical need to understand the mechanisms underlying resistance and to develop effective subsequent treatment strategies. Immune checkpoint inhibitors (ICIs) show remarkable efficacy in treating solid tumors, including melanoma, esophageal cancer, and NSCLC. The role of immunotherapy in EGFR-TKI-resistant cases has generated varied perspectives among researchers. This article reviews findings on the interplay between EGFR, the tumor microenvironment, and ICIs, as well as recent advances in post-EGFR-TKI resistance treatment strategies. By doing so, this review aims to provide insights for research and clinical management of EGFR-TKI-resistant NSCLC.
Insights
Epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) are standard for EGFR-mutated non-small-cell lung cancer (NSCLC). This review explores resistance mechanisms and immunotherapy strategies for improved outcomes in advanced NSCLC.
Area of Science:
- Oncology
- Molecular Biology
- Immunology
Background:
- Epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) are first-line treatments for advanced non-small-cell lung cancer (NSCLC) with EGFR mutations.
- Acquired resistance to EGFR-TKIs presents a significant challenge, leading to worse prognoses and necessitating novel therapeutic approaches.
Conclusions:
- Effective management of EGFR-TKI-resistant NSCLC requires a comprehensive understanding of resistance mechanisms.
- Further research is needed to elucidate the optimal use of ICIs in combination with or after EGFR-TKI therapy.
- Personalized treatment strategies integrating immunotherapy hold promise for improving outcomes in advanced NSCLC.
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