Balantidium coli was a worldwide distribution of the parasite. It makes the animal diarrhea, Pig production has caused great economic losses.
小袋纤毛虫是一种寄生虫在猪肠道的原生动物寄生虫,导致了猪只的急剧腹泻等症状。
参考来源 - 规模化猪场结肠小袋虫感染情况调查及净化措施研究Some local factors to destroy intestine crest cells such as ischemia, hypoxia, immune factors, Epstein-Barr virus and parasite infection.
3、某些局部因素。 如缺血、缺氧、免疫因素、巨细胞病毒和寄生虫感染等毁坏了肠壁内神经嵴细胞。
参考来源 - RET蛋白、NCAM在先天性巨结肠症中表达的意义·2,447,543篇论文数据，部分数据来源于NoteExpress
N-COUNT A parasite is a small animal or plant that lives on or inside a larger animal or plant, and gets its food from it. 寄生虫; 寄生植物
Kangaroos harbour a vast range of parasites.
袋鼠身上有各种各样的寄生虫。
N-COUNT If you disapprove of someone because you think that they get money or other things from other people but do not do anything in return, you can call them a parasite. 靠他人为生的人; 寄生虫 [表不满]
...a parasite, who produced nothing but lived on the work of others.
…一个什么都不做而靠他人的劳动为生的寄生虫。
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