coliBASE: an online database for Escherichia coli, Shigella and Salmonella comparative genomics. - Roy R. Chaudhuri; Arshad M. Khan; Mark J. Pallen (Nucleic Acids Res., 2004)

xBASE, a collection of online databases for bacterial comparative genomics. - Roy R. Chaudhuri; Mark J. Pallen (Nucleic Acids Res., 2006)

xBASE2: a comprehensive resource for comparative bacterial genomics. - Roy R. Chaudhuri; Nicholas J. Loman; Lori A. S. Snyder; Christopher M. Bailey; Dov J. Stekel; Mark J. Pallen (Nucleic Acids Res., 2008)

EntrezAJAX: direct web browser access to the Entrez Programming Utilities. - Nicholas J. Loman; Mark J. Pallen (Source Code Biol. Medicine, 2010)