We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleLong-term effects of calorie or protein restriction on serum IGF-1 and IGFBP-3 concentration in humans.AuthorsFontana, Luigi; Weiss, Edward P.; Villareal, Dennis T.; Klein, Samuel; Holloszy, John O.PublicationAging Cell, 2008, Vol 7, Issue 5, p681ISSN1474-9718Publication typearticleDOI10.1111/j.1474-9726.2008.00417.x