The human body works hard to prevent outside substances from entering the brain — which makes it a challenge to get drugs into the brain to treat neurological diseases. A study published today in ...

Parasites take an enormous toll on human and veterinary health. However, researchers may have found a way for patients with brain disorders and a common brain parasite to become frenemies. As a ...

Sand flies transmit over 20 species of infectious Leishmania parasites, which infect host macrophages and other immune cells. Various factors can have an influence on whether or not infections are ...

Bill Sullivan receives funding from the National Institutes of Health. As a professor of microbiology, I’ve dedicated my career to finding ways to kill dangerous parasites such as Toxoplasma. I’m ...

More than two billion people around the world are infected with a brain parasite called Toxoplasma gondii. This parasite is primarily spread through cats and contaminated meat, yet the majority of ...

Researchers have discovered how a parasite that causes malaria when transmitted through a mosquito bite can hide from the body's immune system, sometimes for years. It turns out that the parasite, ...