passages.id: IEPA.d75.s179
passages.text: Concurrent decrease of vasopressin and protein kinase Calpha immunoreactivity during the light phase in the vole suprachiasmatic nucleus
passages.id: IEPA.d75.s180
passages.text: Mean numbers of AVP- and protein kinase Calpha-immunoreactive neurons were determined in the suprachiasmatic nucleus of common voles, entrained to a 12:12 h light-dark (LD) cycle, at the beginning of the light period (zeitgeber time zero) and 6 h later (zeitgeber time six)
passages.id: IEPA.d75.s181
passages.text: At zeitgeber time zero, mean numbers of AVP- and protein kinase Calpha- immunoreactive neurons were 2194 and 9897, respectively