William A. Ritchie

Sheep cloned by nuclear transfer from a cultured cell line

Keith Campbell, J. McWhir, William A. Ritchie et al. · Nature · 1996 · 1.8K citations

Agriculture, Cell Biology, Genetics +11

Human Factor IX Transgenic Sheep Produced by Transfer of Nuclei from Transfected Fetal Fibroblasts

Angelika Schnieke, Alexander Kind, William A. Ritchie et al. · Science · 1997 · 905 citations

Life Sciences, Biotechnology, Genetics +17

Deletion of the α(1,3)galactosyl transferase (GGTA1) gene and the prion protein (PrP) gene in sheep

Chris Denning, Sarah Burl, A. Ainslie et al. · Nature Biotechnology · 2001 · 273 citations

Veterinary Medicine, Genetics, Molecular Biology +11

The Archaeology of New York State

Marian E. White, William A. Ritchie · Ethnohistory · 1966 · 216 citations

Humanities, Archaeology, History +9

Nuclear-Cytoplasmic Interactions during the First Cell Cycle of Nuclear Transfer Reconstructed Bovine Embryos: Implications for Deoxyribonucleic Acid Replication and Development1

Keith Campbell, William A. Ritchie, I. Wilmut · Biology of Reproduction · 1993 · 215 citations · Full text

Life Sciences, Developmental Biology, Molecular Biology +14