… l-adrenergic modulation of calcium channels The main conclusion of this paper is that//adrenergic
.enhancement of cardiac calcium channel … availability of calcium channels for opening, …

… The a-adrenergic effects of D600 and verapamil should be considered when interpreting
data on Ca2' blockage (7) and in clinical use of these agents (1, 17). The classification of a-…

… direct effect of calcium agents may be neutralized by a reflex increase in beta adrenergic tone
in … with the highest level of reflex beta adrenergic discharge. The net effect of nifedipine on …

… calcium channels and reduce calcium entry into cells during phase 2 of an action potential.
CCBs exhibit different selectivity for cardiac versus vascular channels. … safer than agents that …

… a calcium channel inhibitor, Rad, thereby releasing inhibition and increasing calcium influx.
… adrenergic agonists are transduced to stimulate calcium influx and contractility in the heart. …

… of antidotal use of calcium, glucagon, catecholamines, insulin-… of β-adrenergic blocker (BB)
and calcium channel antagonist (… Large doses of multiple adrenergic agents may be required. …

… symposia have been published dealing with the calcium channel blocking agents (15-26). …
Frequency de pendent block of ncrve conduction by l3-adrenergic blocking agents. Arch. Int…

… In the section entitled from calcium antagonists to calcium channel blockers, it is recalled …
calcium antagonists on the basis of their effect in depolarized arteries contracted by calcium. …

… agents interacting with calcium channels while having another primary site of action. Other
agents modulate calcium … initially reported with clonidine and other adrenergic agents (Fig. Z).‘…

… all agents in this class work by blocking calcium channels, each subclass binds at a unique
location 5, 6. Calcium channel … Abrupt vasodilation with reflex adrenergic activation was …