New hair and teeth for chickens: unexpected results with ES cells.
D000818:Animals; D001755:Blastocyst / Q000166:cytology; D002467:Cell Nucleus / Q000378:metabolism; D002642:Chick Embryo / Q000166:cytology; D002645:Chickens; D004622:Embryo, Mammalian / Q000166:cytology*; D004625:Embryo, Nonmammalian; D005821:Genetic Techniques; D006197:Hair / Q000196:embryology*; D051379:Mice; D009865:Oocytes / Q000378:metabolism; D011544:Pseudogenes; D013234:Stem Cells / Q000166:cytology*; D014070:Tooth / Q000196:embryology*