The Process of Acclimation to Chronic Hypoxia Leads to Submandibular Gland and Periodontal Alterations: An Insight on the Role of Inflammatory Mediators

Table 2

AQP-5 and HIF-1α mRNA expression. Results are expressed as relative optical density in arbitrary units (AU) and normalized to β-actin mRNA expression. Statistics: , . n/d: nondetectable.

mRNA levels in SMG (AU)	Control	CIH	CCH
AQP-5/β-actin	5.39 ± 0.89^a	2.31 ± 0.64^b	1.95 ± 0.75^b
HIF-1α/β-actin	n/d^a	1.72 ± 0.51^b	1.31 ± 0.42^b