单词 | Ras protein |
释义 | Ras protein or ras protein (răs) n. Any of a group of proteins that are found near cell membranes and regulate cell division and proliferation. Abnormal Ras proteins facilitate uncontrolled cell division, leading to the development of tumors. [ra(t) s(arcoma), from the fact that genes coding for abnormal ras proteins were first isolated from rat sarcomas.] |
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