Micro-RNA determines malignancy of lung cancer

A small RNA molecule determines whether or not lung cancer cells grow invasively and metastasize. This has been discovered in the culture dish by scientists of the German Cancer Research Center and the University Medical Center Mannheim. Moreover, they found out that the following is true also for patients with non-small cell lung cancer: The less micro-RNA is produced by tumor cells, the higher the tumor's tendency to metastasize.

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