title: The stem cell controversy.
authors.affiliation: Molecular Genetics Program, Washington University, School of Medicine, St. Louis, Missouri, USA.
authors.forename: J J
authors.initials: JJ
authors.lastname: Carvalho
authors.forename: T-F
authors.initials: TF
authors.lastname: Chan
mesh_terms: D000328:Adult; D033041:Embryo Research / Q000941:ethics; D004622:Embryo, Mammalian / Q000166:cytology; D006801:Humans; D013234:Stem Cells / Q000166:cytology