Figure 2. Longitudinal effect of aging and dietary sodium on plasma aldosterone levels.
Mice were maintained on three levels of dietary sodium intake (LS, NS, HS) for 13 months; blood samples were collected at indicated times and assessed for Aldo levels as described under Methods. Data are presented as mean ± SEM. *P<0.05 vs. Mo 1 measurements on the same diet. #P<0.05 vs. LS diet in the same month.