Life cycle and pathogenicity of Entamoeba histolytica
Entamoeba histolytica Classification- Phylum — Protozoa Subphylum – Plasmodroma Class – Rhizopoda Sub order – Nuda (Amoebina) Genus – Entamoeba Species — histolytica Entamoeba histolytica is a protozoan endoparasite that inhabits the mucosa and submucosa layers of the human large intestine causing, dysentery and hepatic abscess. E. histolytica is cosmopolitan in distribution, but is more common in tropical and sub-tropical countries. In India it occasionally takes an epidemic form. It is estimated that about seven to eleven per cent of the population in India suffers from its infection Life cycle of Entamoeba histolytica E. Histolytica is a monogenetic parasite, as it completes its life cycle in a single host, i.e., man. In its life-cycle there are three distinct morphological forms. –Trophozoite, phase Pre-cystic and phase Cys...