title: Age-related decline in neurogenesis: old cells or old environment?
authors.affiliation: Department of Pathology, University of Washington, Seattle, Washington 98995, USA.
authors.forename: Galynn
authors.initials: G
authors.lastname: Zitnik
authors.forename: George M
authors.initials: GM
authors.lastname: Martin
mesh_terms: D000375:Aging / Q000473:pathology / Q000502:physiology*; D000544:Alzheimer Disease / Q000473:pathology / Q000503:physiopathology; D000818:Animals; D001921:Brain / Q000473:pathology* / Q000503:physiopathology; D002454:Cell Differentiation / Q000502:physiology; D002455:Cell Division / Q000502:physiology; D006801:Humans; D019636:Neurodegenerative Diseases / Q000473:pathology* / Q000503:physiopathology; D009474:Neurons / Q000473:pathology*; D013234:Stem Cells / Q000473:pathology