Subcortical structures contributing to descending analgesia systems, including the periaqueductal gray, parabrachial area, serotoninergic nuclei of the lower raphe system, magnocellular portions of the reticular
For this, 2 or 24 weeks after intracerebroventricular injections of 192 IgG-saporin, NPY-immunolabeled neurons in the hilus of the dentate gyrus were examined by electron microscopy. Neither the size nor morphological traits of NPY-labeled perikaryal or dendritic profiles from lesioned compared ...