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Figure 9


Fig. 9. Innervated serotonergic cells located at the filament tips in (A) O. mykiss, (B) C. auratus, (C) H. lacerdae and (D) H. malabaricus immunolabelled for serotonin (5-HT, green) and a neuronal marker (zn12, red). Scale bars, 25 µm.