ε4ε4、ε2ε4 遺伝子型は、脳の発達・加齢にとって、若い頃からよろしくない影響を与える Gray matter maturation and cognition in children with different APOE ε genotypes Linda Chang, et. al.; For the Pediatric Imaging, Neurocognition, and Genetics (PING) Study Consortium Published online before print July 13, 2016, doi: 10.1212/WNL.0000000000002939 Neurology 10.1212/WNL.0000000000002939 横断研究 Pediatric Imaging Neurocognition and Genetics St