• Amerindian ancestry and extended longevity in Nicoya, Costa Rica 

      Azofeifa Navas, Jorge; Ruiz Narváez, Edward A.; Leal Esquivel, Alejandro; Gerlovin, Hanna; Rosero Bixby, Luis (2018-01)
      Objectives: The aim of this study was to address the hypothesis that Amerindian ancestry is associated with extended longevity in the admixed population of Nicoya, Costa Rica. The Nicoya Peninsula of Costa Rica has been ...
    • Differential DNA methylation and lymphocyte proportions in a Costa Rican high longevity region 

      McEwen, Lisa M.; Morin, Alexander M.; Edgar, Rachel D.; MacIsaac, Julia L.; Jones, Meaghan J.; Dow, William H.; Rosero Bixby, Luis; Kobor, Michael S.; Rehkopf, David H. (2017)
      Background: The Nicoya Peninsula in Costa Rica has one of the highest old-age life expectancies in the world, but the underlying biological mechanisms of this longevity are not well understood. As DNA methylation is ...