Figure 4From: The development of Trypanosoma bruceiwithin the tsetse fly midgut observed using green fluorescent trypanosomesTrypanosomes in the ectoperitrophic space A, brightfield image of part of the anterior midgut 6 days after the infective feed. The midgut is now empty of blood; the dark line (arrowed) shows the boundary of the peritrophic matrix (pm). B, UV image revealing green fluorescent trypanosomes within the ectoperitrophic space (es).Back to article page