title: The earliest cells: who are they?
authors.forename: Emile M
authors.initials: EM
authors.lastname: Scarpelli
mesh_terms: D033421:Beginning of Human Life / Q000941:ethics*; D033041:Embryo Research / Q000941:ethics; D004622:Embryo, Mammalian; D006801:Humans; D028723:Personhood; D033581:Stem Cell Transplantation / Q000941:ethics