1. Repository Catalogue of Human and Mouse DNA probes and Libraries;ATCC/NIH,1990
2. Altering the genome by homologous recombination;Capecchi;Science,1989
3. DNA polymerase alpha defect in the N syndrome;Floy;Am. J. Med. Genet,1990
4. Molecular cloning, sequence, and tissue distribution of the human ubiquitin-activating enzyme E1;Handley,1991
5. Molecular cloning, sequence, and tissue distribution of the human ubiquitin-activating enzyme E1;Handley,1991