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Outline of prevention and treatment studies in Mongolian gerbils infected with Helicobacter pylori (Hp) strain B128. In the prevention study, treatment chow was started 3 weeks prior to infection and lasted a total of 9 weeks prior to sacrifice (Sac). In the treatment study, treatment was started 6 weeks post-infection and lasted for 4 weeks, with a return to normal chow for 4 weeks following treatment, prior to sacrifice.
