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Updated: Nov 27, 2025

MicroRNA Based Liquid Biopsy: The Experience of the Plasma miRNA Signature Classifier MSC for Lung Cancer Screening
Published on: October 26, 2017
MicroRNA-126: A new and promising player in lung cancer
Qijun Chen1, Shuanghua Chen2, Juanjuan Zhao1
1Department of Immunology, Special Key Laboratory of Gene Detection and Therapy of Guizhou Province, Zunyi Medical University, Zunyi, Guizhou 563000, P.R. China.
Abstract:
Lung cancer is one of the most common malignant tumors associated with cancer death; however, the mechanisms involved in lung tumor development have not been completely elucidated, which impedes the advancement of clinical diagnosis and therapy. MicroRNA-126 (miR-126) is an important member of the microRNA family and is encoded by intron 7 of epidermal growth factor-like domain-containing gene 7. Increasing evidence has demonstrated that miR-126, as a distinct endothelial-enriched miRNA and new tumor suppressor gene, serves a promising role in the occurrence, development and metastasis of various types of cancer, including liver cancer, colorectal cancer, melanoma and lung cancer. In the present review, the current knowledge of the role of miR-126 in lung cancer growth, metastasis, diagnosis and prognosis as well as therapy was summarized, which may provide new insights on the biological roles of miRNAsin lung cancer and facilitate the ultimate development of miRNA-based therapies in clinical patients with non-small cell lung cancer.
Insights
MicroRNA-126 (miR-126) shows promise as a tumor suppressor in lung cancer. This review summarizes its role in lung cancer progression, diagnosis, and therapy, potentially aiding non-small cell lung cancer treatment.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Lung cancer remains a leading cause of cancer mortality, with incomplete understanding of its developmental mechanisms hindering clinical progress.
- MicroRNA-126 (miR-126), encoded by the epidermal growth factor-like domain-containing gene 7, is an endothelial-enriched microRNA implicated in various cancers.
- Emerging evidence suggests miR-126 functions as a tumor suppressor, influencing the development and metastasis of cancers like liver, colorectal, melanoma, and lung cancer.
Purpose of the Study:
- To review the current understanding of miR-126's involvement in lung cancer.
- To explore the role of miR-126 in lung cancer growth, metastasis, diagnosis, and prognosis.
- To discuss the therapeutic potential of miR-126 in non-small cell lung cancer (NSCLC).
Main Methods:
- This study is a comprehensive review of existing literature on miR-126 and lung cancer.
- It synthesizes findings from preclinical and clinical studies.
- The review focuses on the biological functions and clinical implications of miR-126.
Main Results:
- miR-126 plays a significant role in the occurrence, development, and metastasis of lung cancer.
- It exhibits potential as a diagnostic and prognostic biomarker.
- miR-126 demonstrates therapeutic promise for non-small cell lung cancer.
Conclusions:
- miR-126 is a critical regulator in lung cancer pathogenesis.
- Understanding miR-126's functions offers new insights into miRNA biology in lung cancer.
- Targeting miR-126 may lead to novel therapeutic strategies for non-small cell lung cancer patients.
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