Figure 1. Distribution of OEH I immunostained cells and axons in the central nervous system of fourth instar larvae of Aedes aegypti, A, and Anopheles gambiae, B, and female Ae. aegypti, C, and An. gambiae, D. AG, abdominal ganglion; BR, brain; SG, subesophageal ganglion; THG, thoracic ganglion; TG, terminal ganglion. Filled circles: immunostained cells, dotted lines: immunostained axons. Scale bar = 200 mm.