title: Targeted modification of human chromosomal genes.
authors.forename: R G
authors.initials: RG
authors.lastname: Gregg
authors.forename: O
authors.initials: O
authors.lastname: Smithies
mesh_terms: D002877:Chromosomes, Human; D005796:Genes; D005818:Genetic Engineering / Q000379:methods*; D005914:Globins / Q000235:genetics; D006801:Humans; D007041:Hypoxanthine Phosphoribosyltransferase / Q000235:genetics; D010957:Plasmids; D011995:Recombination, Genetic
chemical_list: D005914:Globins; D007041:Hypoxanthine Phosphoribosyltransferase