Fig. 1
From: The central clock controls the daily rhythm of Aqp5 expression in salivary glands
Abundant expression of the PERIOD2::LUCIFERASE fusion protein (PER2::LUC) in the acinus of the submandibular gland (SMG) except for the ductal lumens. a, b Representative bright-field (a) and bioluminescence (b) images at the first trough (left), first peak (middle), and second trough (right) in the SMG of a PER2::LUC mouse. Scale bar 250Â ÎĽm, pseudocolor bar relative intensity of PER2::LUC activity