Figure 5From: Brain derived neurotrophic factor (BDNF) contributes to the pain hypersensitivity following surgical incision in the ratsIncision-induced BDNF upregulation through nerve transmission. Representative photomicrographs of BDNF-IR in the ipsilateral lumbar spinal cord pretreated by saline (Figure 5A) or lidocaine (Figure 5B) sciatic nerve block followed by hind-paw incision. Bar = 150 μm.Back to article page