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单词 ras
释义

ras

noun

ˈras How to pronounce ras (audio)
often attributive
: any of a family of genes that undergo mutation to oncogenes and especially to some commonly linked to human cancers (as of the colon, lung, and pancreas)

Word History

Etymology

ra(t) entry 1 + s(arcoma); from the initial isolation of such genes in rat sarcomas

First Known Use

1982, in the meaning defined above

Medical Definition

ras

noun

ˈras How to pronounce ras (audio)
often attributive
: any of a family of genes that undergo mutation to oncogenes and especially to some commonly linked to human cancers (as of the colon, lung, and pancreas)
ras oncogenes
ras proteins

History and Etymology for ras

rat sarcoma

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更新时间:2025/1/3 22:17:55