Helicobacter pylori: A surprisingly conserved bacterium
Robert E.W. Hancock1, Richard Alm1, James Bina1
& Trevor Trust1
1Robert E.W. Hancock (bob@cbdn.ca) and James Bina (jeb@biosys.net) are in the Department of Microbiology and Immunology at the University of British Columbia, Vancouver, B.C. Canada, V6T1Z3. Richard Aim and Trevor Trust are at ASTRA Research Center Boston Inc., 128 Sidney St., Cambridge, MA 02139-4239.