Microsporidian are a group of ubiquitous and unicellular protaza, and obligate intracellular parasites lacking mitochondria. Microsporidian can infect a wide rage of the invertebrates and vertebrates, especially including the economic insect, fish, rabbits, fur animal, nibbling the teeth and primate. After the founding of Noseaa bombycis in silkworm by Nageli in 1857,an increasing number of other pathogenic microsporidia have been found and separated in the last 20 years research. Microsporidia ...