Figure 3. Effect of medetomidine stereoisomers, dexmedetomidine and levomedetomidine, on cerebellar cGMP content. 100% = cGMP content in mice injected with saline: 3.60 plus/minus 0.39 pmol/mg protein. Values are mean plus/minus SEM (n = 5-6 per group). *P < 0.05 compared with saline treatment.