title: In aging, is it gray or white?
authors.affiliation: Department of Anatomy and Neurobiology, Boston University School of Medicine, Boston, Massachusetts 02118, USA. apeters@cajal-1.bu.edu
authors.forename: Alan
authors.initials: A
authors.lastname: Peters
authors.forename: Douglas L
authors.initials: DL
authors.lastname: Rosene
mesh_terms: D000368:Aged; D000375:Aging / Q000473:pathology*; D000818:Animals; D001921:Brain / Q000473:pathology*; D006801:Humans; D009413:Nerve Fibers, Myelinated / Q000473:pathology*; D009474:Neurons / Q000473:pathology* / Q000648:ultrastructure