[Last Modified: ]
[Brachiola spp.] [Encephalitozoon cuniculi] [Encephalitozoon hellem] [Encephalitozoon intestinalis (syn. Septata intestinalis)] [Enterocytozoon bieneusi] [Nosema spp.] [Pleistophora sp.] [Trachipleistophora spp.] [Vittaforma corneae (syn. Nosema corneum)]

Scanning electron micrograph of a microsporidian spore with an extruded polar tubule inserted into a eukaryotic cell.  The spore injects the infective sporoplasms through its polar tubule.