Caring for the Caretakers

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The Nobel Prize in Physiology or Medicine in 2009 was awarded jointly to Ph.D.’s Elizabeth Blackburn, Carol Greider and Jack Szostak for the discovery of how chromosomes are protected by telomeres and the enzyme telomerase. Telomeres have been likened to the protective aglets or tips at the ends of shoelaces that prevent them from unravelling. …

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