Fig. 7From: Microarchitecture of the tsetse fly proboscisTrypanosome-infected proboscises. SEM images of tsetse mouthparts infected with Trypanosoma congolense savannah. a Distal end of hypopharynx. Trypanosomes can be seen densely packed inside the lumen. b Part of hypopharynx overlaying the labrum. Trypanosomes are visible on the internal wall of the labrum, and also as silhouettes within the hypopharynx. c Cluster of trypanosomes attached to the wall of the labrum close to a hair-like mechanoreceptor. Scale-bars: a, 10 μm; b, 20 μm; c, 5 μmBack to article page