What’s microRNA and why did its discovery benefit this 12 months’s Nobel Prize for Drugs? – Healthcare Economist

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This 12 months, the Nobel Prize in drugs went to Victor Ambros, at the moment a Professor of Pure Science on the College of Massachusetts Medical College, and Gary Ruvkun, a Professor of Genetics at Harvard Medical College. The 2 males gained the award for his or her discovery of microRNA. One of many key questions of science is figuring how how can we’ve such differentiated cells–mind cells, muscle, bone, nerve–when all cells have the identical DNA. The hot button is gene regulation the place every cell solely selects the DNA directions that are related to its specific perform. A key query is how this gene regulation takes place.

Victor Ambros and Gary Ruvkun had been fascinated by how totally different cell varieties develop. They found microRNA, a brand new class of tiny RNA molecules that play a vital function in gene regulation. Their groundbreaking discovery revealed a totally new precept of gene regulation that turned out to be important for multicellular organisms, together with people. It’s now recognized that the human genome codes for over one thousand microRNAs. Their stunning discovery revealed a completely new dimension to gene regulation. MicroRNAs are proving to be basically vital for the way organisms develop and performance…

Most of the preliminary discoveries round microRNA had been made by analysis on a 1 mm lengthy roundworm often known as C. elegans. They discovered that very small sections of RNA–now often known as microRNA–don’t code for particular proteins however somewhat inhibit manufacturing of particular proteins. The implications of microRNA in the actual world are huge.

We all know from genetic analysis that cells and tissues don’t develop usually with out microRNAs. Irregular regulation by microRNA can contribute to most cancers, and mutations in genes coding for microRNAs have been present in people, inflicting situations resembling congenital listening to loss, eye and skeletal issues.

What’s microRNA and why did its discovery benefit this 12 months’s Nobel Prize for Drugs? – Healthcare Economist

You may learn extra about microRNA in addition to Nobel laureates Ambros and Ruvken right here.



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