the effect of preincubation of preparations of the outer segments of optic rods with the nonhydrolyzed analog gtp-guanilyl-5'-imidodiphosphate ( gpp ( nh ) p ) and naf , the combined effect of these agents as well as the action of ( nh4 ) 2so4 ( 10-800 mm ) , mgso4 ( 2-50 mm ) and induction of peroxide oxidation of lipids are studied as applied to the catalytic activity of phosphodiesterase of cyclic nucleotides .
C0018353
gtp
C0018366
gpp ( nh ) p