cultured rat glioma c-6 cells , with beta-adrenergic receptors , and human lung wi-38 cells , with prostaglandin receptors , were exposed to catecholamine ( isoproterenol ) and prostaglandin e1 , respectively , while their junctions were probed with microinjected fluorescent-labelled mono- , di- , and triglutamate .
C0086418
human
C3538902
di