prevalence of anaplasma phagocytophilum in ruminants, rodents and ticks in gansu, north-western china. | the zoonotic rickettsial pathogen anaplasma phagocytophilum has a broad geographical distribution and a high degree of biological and clinical diversity. to determine the prevalence of anaplasma phagocytophilum in the gannan tibetan autonomous prefecture of gansu province, north-western china, four ruminant species, one rodent and one tick species were examined for anaplasma phagocytophilum infection. dna from anaplasma phagocytophilum was detected by nested pcr in blood samples from 21/49 sheep ... | 2013 | 23105025 |