RNAi Explained. By Lexi Krock; Posted 07.01.05; NOVA scienceNOW; RNAi, short for "RNA interference," is a remarkable way to shut down the expression of genes.

The central dogma of molecular biology suggests that the primary role of RNA is to convert the information stored in DNA into proteins. In reality, there is much more to the RNA story.

A video explaining RNA interference from Nature Reviews Genetics. RNA interference (RNAi) is an important pathway that is used in many different organisms to regulate gene expression. This ...