We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRequirement of NAD and SIR2 for life-span extension by calorie restriction in Saccharomyces cerevisiae.AuthorsLin SJ; Defossez PA; Guarente LPublicationScience (New York, N.Y.), 2000, Vol 289, Issue 5487, p2126ISSN0036-8075Publication typearticleDOI10.1126/science.289.5487.2126