title: Claim of human-cow embryo greeted with skepticism.
authors.forename: E
authors.initials: E
authors.lastname: Marshall
mesh_terms: D000818:Animals; D001675:Bioethics; D002417:Cattle; D018929:Cell Culture Techniques; D002478:Cells, Cultured; D004247:DNA; D033041:Embryo Research; D004622:Embryo, Mammalian / Q000166:cytology*; D036281:Genetic Research; D006801:Humans; D006822:Hybrid Cells / Q000166:cytology*; D053652:Nuclear Transfer Techniques; D013234:Stem Cells / Q000166:cytology*; D014183:Transplantation, Heterologous
chemical_list: D004247:DNA