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Figure 4


Fig. 4. PRXamide-like immunoreactivity (PRXa-LI) in fifth-instar R. prolixus. (A) Frontal ganglion (FG) with numerous immunoreactive cell bodies; (B) immunoreactive neurohaemal sites on the second (ABN2), third (ABN3) and fourth (ABN4) abdominal nerves. In B, note that abdominal nerves two and three contain more elaborate immunoreactive neurohaemal sites. Scale bar, 100 µm.