涪陵区畜禽隐孢子虫感染现状调查

Cryptosporidium Parvum Infection in Livestock and Poultry in Chongqing Fuling District

目的了解涪陵地区畜、禽养殖场隐孢子虫感染现状,为防治隐孢子虫病对人群健康危害提供科学依据。方法 2011年对涪陵部分猪、牛、羊、鸡、鸽子等养殖场开展隐孢子虫调查。分别采集各养殖场畜、禽粪便,用改良-抗酸染色法和蔗糖漂浮法检测隐孢子虫卵。结果调查累计抽检畜、禽粪便样822件,其中猪粪便333件,牛粪便192件,检出隐孢子虫卵分别为144件和63件,检出率分别为43.2%、32.8%;羊、鸡、鸽子粪便分别为117件、141件和39件,均未检出隐孢子虫卵。结论涪陵地区猪、牛粪便中均检出隐孢子虫卵,且感染率较高,其他畜、禽未检出隐孢子虫卵。

Objective To investigate the prevalence of Cryptosporidium spp. in poultry and domestic animals in Chongqing Fuling district and provide scientific basis for prevention and treatment of cryptosporidiosis. Method A survey on prevalence of Cryptosporidium spp. in pigs farms, cattle farms, goats farms, chicken farms, pigeons farms in Chongqing Fuling district was conducted according to Sheather＇s sucrose flotation protocol and modified acidfast stain methods. Results A total of 822 feacal specimens （333 from pigs, 192 from cattie, 117 from goats, 141 from chickens and 39 from pigeons） were collected and Cryptosporidium spp. oocysts were detected in 144 pig specimens （43.2%） and 63 cow specimens （32. 8% ） , Cryptosporidium spp. oocysts were detected negative in the specimens of cattle, chicken and pigeons. Conclusion Pigs and cattle in this region have a higher, infection rate of Cryptosporidium spp.