Seroprevalence of Toxoplasma gondii infection in household and stray cats in Lanzhou, northwest China.

Background: Toxoplasma gondii is an important protozoan parasite infecting humans and almost all warm-blooded animals. As the only definitive host, cats play a crucial role in the transmission of T. gondii infection by shedding parasite oocysts in their feces.

Seroprevalence of Toxoplasma gondii infection in pet dogs in Lanzhou, Northwest China.

Background: In recent years, surveys of Toxoplasma gondii infection in dogs have been reported worldwide, including China. However, little is known about the prevalence of T. gondii in pet dogs in Northwest China.