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The Journal of Basic and Applied Zoology
Fig. 7 | The Journal of Basic and Applied Zoology

Fig. 7

From: Harderian gland of flying and non-flying birds: morphological, histological, and histochemical studies

Fig. 7

Light micrograph of the HG of duck (A, B, C) and goose (D, E, F) showed the lobules (L) formed from secretory acini (Ac) and covered by capsule (arrow) containing blood vessels (red arrow heads), septa (S) containing blood vessel and nerve fiber (black arrow heads), lymphatic nodule in goose (star), and irregular lumen of duct (zigzag arrow). Stain, H&E in (A, B, D, E) and Masson trichrome in (C, F)

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