and ( 2 ) another where the sympathetic cranial nervous system supplying the brain vasculature was subjected to decentralization , axotomy , and partial or complete ganglionectomy , and the neuronal survival and fiber regeneration were elucidated by fluorescence histochemistry of noradrenaline , tyrosine hydroxylase , and neuropeptide y .
C0037303
cranial
C0006104
brain