Fig. 3From: Avemar and Echinacea extracts enhance mobilization and homing of CD34+ stem cells in rats with acute myocardial infarctionEffect of (a) Avemar treatment or (b) Echinacea treatment on the serum VEGF level in rats with acute myocardial infarction (AMI) at different time intervals from the infarction development. Values are expressed as a percentage of normal. a Significant difference from the normal group at P < 0.05. b Significant difference from the corresponding AMI control group at P < 0.05. c Significant difference from the corresponding post-treated group at P < 0.05Back to article page