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Full-Text Articles in Life Sciences

Illumination Of The Golgi Apparatus Of Pathogenic And Nonpathogenic Naegleria Species, Tyler M. Poe Jan 2019

Illumination Of The Golgi Apparatus Of Pathogenic And Nonpathogenic Naegleria Species, Tyler M. Poe

Theses and Dissertations

In this study, Naegleria fowleri, a pathogenic amoeba and the causative agent of Primary Amebic Meningoencephalitis (PAM), was utilized to determine the presence or absence of classically conserved Golgi molecules featured in the expression of a Golgi apparatus. Previous studies concluded no Golgi expression via light microscopy and transmission electron microscopy, but a recent report on Naegleria gruberi indicated the presence of dispersed Golgi tubules. Non-pathogenic species of the Naegleria genus such as Naegleria gruberi 30540 and Naegleria lovaniensis 30569 were utilized in Western immunoblot analysis compared to reduced whole-cell lysate proteins of two strains of N. fowleri and …


The Infectivity Of Naegleria Fowleri Cysts In Vivo And In Vitro, And Mediation Of Encystment By Camp, Anna L. Evdokiou Jan 2019

The Infectivity Of Naegleria Fowleri Cysts In Vivo And In Vitro, And Mediation Of Encystment By Camp, Anna L. Evdokiou

Theses and Dissertations

The free-living amoeba and causative agent of Primary Amoebic Meningoencephalitis, Naegleria fowleri, has three life stages: the trophozoite, the flagellate, and the cyst. This study examined the ability of the cyst to attach to, excyst upon, and destroy cell cultures grown to confluent monolayers, and to cause Primary Amoebic Meningoencephalitis in a murine animal model. The co-culture of cysts with P388D.1, CHME3, Vero, human nasal epithelial, and rat primary mixed glial cells resulted in destruction of the monolayer of all cell types once the cysts attached and excysted. One day post exposure to cysts, the mixed glial cells exhibited …