| prevalence, risk factors and multilocus genotyping of giardia intestinalis in dairy cattle, northwest china. | giardia intestinalis is a cosmopolitan protozoan parasite that can infect a range of animals, including dairy cattle. as information regarding the prevalence and genotyping of g. intestinalis infection in dairy cattle in northwestern china is limited, 2,945 feces samples from 1,224 dairy cattle in gansu province and from 1,614 in ningxia hui autonomous region (nxhar) were examined between december 2012 and march 2014. the overall prevalence of g. intestinalis was 3.63% (107/2,945), with 2.63% an ... | 2016 | 26729604 |