Experts describe some of the most common protozoa and worms ...

Researchers have analyzed drinking water and detected oocysts of Cryptosporidium and cysts of Giardia, two protozoa that cause outbreaks of diarrhea in humans. The levels detected are very low and do ...

Protozoa are small, single-celled organisms that live in moist environments, such as ponds, swamps, and soils. They can survive themselves or sometimes live as a parasite inside the plants or animals.

Pathogenic intestinal protozoa are responsible for clinically important infections in both the developed and the developing world. These organisms are responsible for both acute and chronic diarrhea, ...