Figure 4.
Endogenous agmatine concentrations measured by HPLC in the prefrontal cortex (PFC), striatum (St), hypothalamus (Hypotha) and hippocampus (Hippo) in control and repeated immobilization rats (Immo-2 and Immo-2) (for the group of control and Immo-1: n=8; for the group of Immo-2: n=5). Results are expressed as the group mean ± SEM. * p<0.05, ** p<0.01, compared to the control.