Fig. 2

The levels of (A) AT1aR mRNA and (B) AT1aR protein expression in the kidney of rats. The samples were from young, middle-aged and old animals. AT1aR mRNA levels in the kidney were measured by real-time PCR. AT1aR protein levels were measured by Western blot technique. Data are represented as mean ± SEM; analysis was performed by one-way ANOVA, 6 animals per group