Fig. 3From: Development and validation of an Onchocerca ochengi microfilarial hamster model for onchocerciasis drug screensIvermectin completely eliminates O. ochengi mf in hamsters. 7250 O. ochengi mf were injected sc at the nape per animal and animals treated once with the drug by oral gavage on day 3 at 150 or 600 μg/kg body weight. Control animals were treated with the vehicle (1 % DMSO). Animals were sacrificed on day 30 and analyzed for mf in the ear lobes (n = 5/group). **P < 0.01Back to article page