in the present study , we have investigated the effects of intermittent dibutyryl cyclic amp ( dbcamp , 5 x 10 ( -8 ) m ) , butyrate ( 5 x 10 ( -8 ) m ) and forskolin ( 10 ( -4 ) m ) on immunoreactive luteinizing hormone-releasing hormone ( lhrh ) release from superfused hypothalamic fragments from intact male rats of age 25 , 30 , 45 , or 60-75 day ( adult ) .
C0023610
luteinizing hormone-releasing hormone
C0020663
hypothalamic