Free Amoebic dysentery cysts to trophozoite in Entamoeba Histolytica Animation

In asymptomatic infections, trophozoites encyst in the lumen of the colon, and cysts are excreted in the faeces. Trophozoites can invade the colonic epithelium, causing amoebic colitis. Amoebic dysentery usually occurs gradually.

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