An unassuming single-celled organism called Toxoplasma gondii is one of the most successful parasites on Earth, infecting an estimated 11 percent of Americans and perhaps half of all people worldwide.

Cattle producers are rethinking traditional parasite control methods, shifting toward more strategic treatments to prevent drug resistance, Kansas State University beef cattle experts say. “In the ...

A parasite known for its ability to influence the minds of its hosts also hijacks the immune system, a new study finds. In fact, the parasite uses cells that would normally help defeat it as transport ...

When a parasite infects a host, it can manipulate host behavior, which may help spread the parasite to new hosts, or enable the parasite to complete its life cycle. Parasitic worms known as hairworms ...

A Toxoplasma gondii tissue cyst. The pathogen is one of the most common infectious parasites in the world and could lay dormant in up to half of the world's population, as well as almost any ...

Dear Dr. Othieno, Thanks so much for your insightful articles on animal health. I am a farmer from Kajiado County. I have lately noticed that many flies disturb my animals, I am not sure I can do ...

In a macabre discovery, scientists have found that a parasite, which creates armies of zombie ants, does so by hijacking their bodies—not their brains as was previously thought. The fungal parasite ...

Doctors warn that the parasite cleanse trend misleads patients, causing health risks and delaying proper diagnosis of ...

Why do parasites harm their hosts? That's a question evolutionary biologists ask as they try to predict how a parasite might ...

Dodder, a parasitic plant that causes major damage to crops in the US and worldwide every year, can silence the expression of genes in the host plants from which it obtains water and nutrients. This ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. In addition to eggs, tissue cysts present in the meat of warm-blooded animals can spread ...

Theileria, a tick-borne parasite impacting cattle, may be spreading across Kansas in more ways that originally believed. The theileria parasite causes anemia-like symptoms, ...