Theileria parva piroplasmosis in mice, and its attempted transmission with Rhipicephalus appendiculatus ticks.
Theileria parva piroplasm infection of mouse erythrocytes was detected, following intraperitoneal inoculation of mice with irradiated cultures of T. parva-infected bovine lymphoid cells. Infection could not be transmitted to cattle using Rhipicephalus appendiculatus ticks.