Public Health Is Entamoeba histolytica resistant to chlorine? March 3, 2026 by Myaya | Leave a Comment Yes, Entamoeba histolytica cysts exhibit significant resistance to chlorine, a common disinfectant. While chlorine can inactivate E. histolytica trophozoites, it is less effective against the cyst stage, which is the form responsible for transmission. This resistance poses a challenge for water purification methods that rely solely on chlorination. Understanding Entamoeba histolytica and Chlorine Resistance Entamoeba […] Read more ยป