
Keywords: ACh, acetylcholine chloride; AVP, arginine vasopressin; CYP, cyclophosphamide; DAPI, 4′,6-diamino-2-phenylindole dihydrochloride; EFS, electrical field stimulation; H&E, haematoxylin and eosin; ir, immunoreactivity or immunoreaction; NA, noradrenaline; l-