PMC9208978_01
(a) Cysts and trophozoite of Balantidium coli (wet mount: original magnification 100x). (b) Trophozoite showing macronucleus and vacuole at the centre and cilia on outer cell wall (trichrome staining); original magnification 400x.
CRIID2022-6013151.001.jpg
PMC9208978_01_CRIID2022-6013151.001.jpg
fig1
For the better visualization of the internal structures, giemsa and trichrome staining (wheatley modification for the faecal specimen) were performed (Figure 1).