Any of a group of microorganisms of the genus Chlamydia that are obligate intracellular parasite s and include the causative agents of trachoma, psittacosis, and lymphogranuloma venereum.
衣原体属微生物，贝宗体属微生物一种衣原体属微生物群，是一种专性细胞内的寄生虫，包括颗粒性结膜炎、鹦鹉病、淋巴肉芽肿的病原体
Intracellular survival and multiplication of El Tor biotype V. cholerae inside Acanthamoeba Toxoplasma gondii is a protozoan parasite that can infect aves、mammal and human beings.
埃尔托霍乱弧菌感染棘阿米巴原虫的实验研究弓形虫是一种全球性分布的寄生原虫，可感染鸟类、哺乳动物和人。
Toxoplasma gondii is an intracellular opportunistic protozoon, tachyzoites of parasite may convert to bradyzoites in the presence of cysts when the proliferation was inhibited in immunocompetent individuals.
作为一种细胞内寄生的机会致病性原虫，在免疫功能正常的宿主体内，弓形虫速殖子增殖受到抑制即转换为缓殖子，形成以包囊形式存在的慢性期感染。
Legionella pneumophila, the most common cause of Legionaires'disease, is a facultative intracellular parasite bacterium that causes epidemic, sporadic, and nosocomial pneumonia.
嗜肺军团菌是引起军团病的主要病原体，可导致流行、散在和非典型肺炎。
Intracellular parasite Toxoplasma gondii also affect normal cells during the development of the mitochondria, leading to cataracts.
细胞内寄生的弓形虫也会影响正常巨噬细胞的功能，使宿主细胞产生凋亡，引发眼内炎症导致白内障的发生。