the involvement of a gtp-binding protein in coupling the bradykinin receptor to phospholipase c was further suggested by the ability of both guanosine 5'-o- ( thio-triphosphate ) and fluoride ( naf ) to release inositol phosphates from ncb-20 cell membranes previously labeled with [ 3h ] inositol .
C0016327
fluoride
C0037508
naf