A parasitic infection transmitted to humans by cats affects billions of people and can alter their behavior. New research ...

Penn Vet researchers show that the immune system can recognize and control the latent stage of the parasite Toxoplasma gondii ...

Neurons are the cells in the brain responsible for sending messages to the rest of the body, and scientists have long thought ...

It might still affect human behavior in important ways. The infection is caused by a brain parasite transmitted by cats. The parasite lives in a sort of symbiosis with our furry friends.