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 ...

Researchers from the University of Zaragoza (Spain) have analyzed drinking water and detected oocysts of Cryptosporidium and cysts of Giardia, two protozoa that cause outbreaks of diarrhea in humans.

In developed countries, protozoa of the genera Cryptosporidium and Giardia are among the most common causes of waterborne diarrhoeal outbreaks. All forms of life need water, and if they don't get ...

Few things ruin memories of a good camping or backpacking trip than developing abdominal pain, diarrhea, fatigue, or fever upon returning home. Perhaps resulting from drinking contaminated water from ...

This has got to be the smartest protozoan on earth. Toxoplasma gondii, a parasite that infects hundreds of millions of people (an estimated 50 million in the U.S.), has a genome that's only 80,000 ...

This is a scanning electron micrograph of the protozoan parasite Toxoplasma gondii, tissue cyst in brain of an infected mouse. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...