Fig. 5. Immunoreactive staining of the vas deferens of the dromedary camel showing a moderate reaction with DEFB126 antibody in the initial (A), middle (B) and ampullary parts (C). ×40; (a), (b) and (c) are negative control for initial, middle and ampullary parts, respectively. ×20; (1) Columnar epithelium, (2) Basal cell.