Lung cancer is one of the most common malignant tumors threatening human health. The aim of this study was to investigate the function of miR-21-5p in lung cancer progression.

中文翻译：

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miR-21-5p/SMAD7轴促进肺癌进展

肺癌是威胁人类健康的最常见的恶性肿瘤之一。本研究的目的是研究 miR-21-5p 在肺癌进展中的作用。