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Nobel Prize Goes to mRNA COVID Vaccine Scientists

Two scientists who began experimenting with messenger ribonucleic acid (RNA) 15 years before the COVID pandemic broke out have won the 2023 Nobel Prize in Physiology or Medicine. Winners, Hungarian-born Katalin Karikó and American Drew Weissman, work at the University of Pennsylvania. Zeroing in on changing a chemical building block of the genetic material of mRNA, the two discovered how to eliminate an inflammatory barrier that was preventing the gene therapy from being useful for a...