Figure 3 : Semithin sections stained with Toulidine blue.

(A): Control group showing normal serous acini lined by pyramidal cells (C). They have basal vesicular nuclei (N) and apical secretory granules (G). Note, interlobular duct (D) in between the lobules have normal structure.
(B): Operated group showing irregular variable sized acini (S).They have apoptotic nuclei (N) and vacuolated cytoplasm (V). Thick connective tissue septa are also seen (CT). The interlobular duct (D) has some darkely stained nuclei (n).
(C): Treated group showing apparent normal serous acini (S) and interlobular ducts (D) of parotid gland. (Scale bar=5μm).

Elnegris et al.Journal of Histology & Histopathology  2015 2:23DOI : 10.7243/2055-091X-2-23