human parasitic amoeba with pseudopodia

amoeba dysentery naegleria acanthamoeba entamoeba brain eating fowleri proteus coli histolytica amoebiasis castellanii balamuthia mandrillaris reproductive encephalitis microscopy parasitology granulomatous medical sickness research organic illness medicine pathogenic amoebic infective microbiological parasite unicellular science microorganism illustration infection healthcare 3d microbe disease health pathogen microscopic cell protozoan biology organism microbiology ameba destroying