Scientists Cracked a Deadly DNA Puzzle. Then Came the Hard Part

Scientists Cracked a Deadly DNA Puzzle. Then Came the Hard Part
Stanford President John Hennessy (L) and Nobel Laureate Andrew Fire attend a press conference after the announcement of the Nobel Prize in Physiology or Medicine Oct. 2, 2006 in Stanford, California. Linda A.Cicero/Stanford News via Getty Images
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In 2002, renowned scientist Phillip Sharp co-founded Alnylam Pharmaceuticals Inc. after learning about an intriguing discovery: Researchers had figured out how to “silence” biological messages sent by the genetic code in worms.