Dictionary

RNA interference

noun

Definition of RNA INTERFERENCE

:  a posttranscriptional genetic mechanism that suppresses gene expression and in which double-stranded RNA cleaved into small fragments initiates the degradation of a complementary messenger RNA; also :  a technique that artificially induces RNA interference

First Known Use of RNA INTERFERENCE

1998

RNA interference

noun    (Medical Dictionary)

Medical Definition of RNA INTERFERENCE

:  a posttranscriptional genetic mechanism of various eukaryotes (as plants, fungi, nematodes, and mammals) which suppresses gene expression and in which double-stranded RNA cleaved into small fragments initiates the degradation of a complementary messenger RNA; also :  a technique (as the introduction of double-stranded RNA into an organism) that artificially induces RNA interference and is used for studying or regulating gene expression

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