Down-regulation and It's Molecular Biology of Nm-23H1 gene Transfection on Ras-to-MAPK Signal Transduction Pathway in Human High-metastatic Large Cell Lung Cancer Cell Line L9981

摘要

Backgroud and Objective Tumor metastasis is not only the malignant marker and characteristics of lung cancer, but also the key cause of failure to cure and lose their life of the patients