Figure 4. Immunohistochemical (IHC) staining of ADIPOQ in adult and aged human salivary gland tissues. (A) IHC staining of ADIPOQ in adult and aged parotid and submandibular gland tissues (B) Quantitative analysis of ADIPOQ expression in adult and aged parotid and submandibular gland tissues Results are presented as the mean ± SD and T-test was performed for statistical analysis *p < 0.05.