US duo Victor Ambros, Gary Ruvkun win Nobel medicine for microRNA discovery

Thomas Perlmann (right), secretary of the Nobel Assembly, announces the winners of the 2024 Nobel Prize in Physiology or Medicine, Victor Ambros (left) and Gary Ruvkun (right), whose photos are projected onto a screen, October 7, 2024 [Steffen Trumpf/Picture Alliance via Getty Images]

Scientists Victor Ambros and Gary Ruvkun have won the 2024 Nobel Prize in Physiology or Medicine for their discovery of microRNA and its role in gene regulation.

The Nobel Assembly said in a statement on Monday that the United States-based laureates discovered the new class of tiny RNA molecules, which play a crucial role in regulating gene activity.