title: Stem cells: cell fusion causes confusion.
authors.forename: Andrew E
authors.initials: AE
authors.lastname: Wurmser
authors.forename: Fred H
authors.initials: FH
authors.lastname: Gage
mesh_terms: D000818:Animals; D001854:Bone Marrow Cells / Q000166:cytology; D002454:Cell Differentiation; D002459:Cell Fusion; D004622:Embryo, Mammalian / Q000166:cytology; D006801:Humans; D009474:Neurons / Q000166:cytology; D013234:Stem Cells / Q000166:cytology*