Additional file 2: Movie S1. Example of circular gliding motility of RH KillerRed. Time-lapse video microscopy of a RH KillerRed parasite gliding in a circular motion over a FBS-coated Ibidi glass bottom dish. Images were taken at one frame per second in A594 channel, DV Core. Movie is played at 20 frames per second. Movie supports Fig. 7c. (AVI 2799 kb)