为探究棘阿米巴（Acanthamoeba castellanii）对导入外源 DNA 的响应及转基因命运，研究人员以该生物为对象，用环形和线性质粒进行转化实验。结果发现转基因以含端粒的微型染色体形式维持，或促进基因横向转移，为研究真核生物基因组生物学提供重要依据。

Contact lens–associated Acanthamoeba keratitis continues to be a significant cause of visual morbidity in the United States. Although exposure to water sources while wearing lenses has been a ...

Before you start freaking out, however, be aware that infections like acanthamoeba keratitis are extremely rare. While 85% of cases in the U.S. occurred in contact lens wearers, the CDC reports ...