Figure 9.

AZT treatment of G. intestinalis–infected gerbils.A, the effect of PBS (control) on the number of trophozoites in the intestines of gerbils infected with the different G. intestinalis strains GS/M-H7 (●), WB-417 (▲), or WB-1267 (■). B and C, the number of intestinal trophozoites in gerbils treated with AZT or metronidazole for 3 days prior to the infection. D, the number of intestinal trophozoites in gerbils treated with AZT for 3 days starting at day 10. E, similar to (D) but with metronidazole treatment. The period of symptoms is also shown in (A) and (D) with a more detailed summary of symptoms in Table S1. AZT, azidothymidine.