Ford Doolittle

Environmental genomics of "Haloquadratum walsbyi" in a saltern crystallizer indicates a large pool of accessory genes in an otherwise coherent species

Henk Bolhuis, Jose Carlos Alba-Casado, W. Doolittle, 2006, BMC Genomics.

On the origin of prokaryotic species.

W. Doolittle, O. Zhaxybayeva, Ford Doolittle, 2009, Genome research.