title: From ES cells to mice: the gene trap approach.
authors.affiliation: Department of Biology, University of Rome Tor Vergata, Roma, Italy.
authors.forename: F
authors.initials: F
authors.lastname: Cecconi
authors.forename: P
authors.initials: P
authors.lastname: Gruss
mesh_terms: D000818:Animals; D004622:Embryo, Mammalian; D015723:Gene Library; D017930:Genes, Reporter; D051379:Mice; D008967:Molecular Biology / Q000379:methods*; D013234:Stem Cells / Q000166:cytology / Q000502:physiology*