Presynaptic alpha-receptors do not depress the secretion of 3H-noradrenaline induced by veratridine.
D000320:Adrenergic Fibers / Q000502:physiology*; D000818:Animals; D004558:Electric Stimulation; D006168:Guinea Pigs; D008297:Male; D009638:Norepinephrine / Q000378:metabolism*; D010646:Phentolamine / Q000494:pharmacology; D011941:Receptors, Adrenergic / Q000502:physiology*; D011942:Receptors, Adrenergic, alpha / Q000502:physiology*; D014649:Vas Deferens / Q000294:innervation; D014701:Veratridine / Q000494:pharmacology*; D014702:Veratrine / Q000031:analogs & derivatives*
D011941:Receptors, Adrenergic; D011942:Receptors, Adrenergic, alpha; D014701:Veratridine; D014702:Veratrine; D009638:Norepinephrine; D010646:Phentolamine