SIRT1 and fetal growth restriction: Resveratrol treatment of the IUGR-ECFCs increased Sirtuin-1 protein expression according to the Western blot and immunofluorescence results (+24%; p < 0.05 and +52%; p < 0.001, respectively) (Figure 8 and Figure 9) and decreased p16INK4a protein expression (−43%; p < 0.05) (Figure 9).