noradrenaline

(redirected from noradrenalin)
Also found in: Dictionary, Thesaurus, Medical.
Related to noradrenalin: dopamine, norepinephrine

noradrenaline

[‚nȯr·ə′dren·ə·lən]
(biochemistry)
References in periodicals archive ?
Reductil, a serotonin and noradrenalin reuptake inhibitor (Sibutramine), is not suitable as the patient has hypertension and reductil is contraindicated in patients with hypertension.
[19] Moreover, there are data suggesting altered peripheral noradrenalin deamination and/or uptake in adolescent patients with PCOS.
Adequate volume replacement was done with colloids, crystalloids and blood transfusions., Noradrenalin infusion was started for maintenance of adequate blood pressure and organ perfusion.
Glycogen content is regulated by numerous factors, including glucose, insulin, noradrenalin, and so on.
rosea appears to stimulate noradrenalin, serotonin, dopamine, and acetylcholine receptors in brain regions involved in mood and affect (Brown and Ramazanov 2002; Lazarova et al.
Presynaptic neurotoxins (AY-neurotoxins) inhibit the release of neurotransmitters acetylcholine and noradrenalin while post synaptic neurotoxins (a-neurotoxins) block acetylcholine receptors (Sabatier et al.
Risperidon [D.sub.2] ve 5 [HT.sub.2A] reseptorlerinin guclu antagonisti olup noradrenalin [[alpha].sub.1] ile [[alpha].sub.2] reseptorlerine yuksek afinite gostererek etki etmekte ve psikotik bozukluklar, duygudurum bozukluklari ve davranim bozukluklari hatta kekemelik tedavisi dahil olmak uzere genis bir spektrumda kullanilmaktadir (8).
Its exact mechanism of action is not known, but some evidence suggests that one or more of its flavonoid constituents may have an anxiolytic effect by affecting noradrenalin, dopamine, serotonin transmission, and gamma-amino butyric acid.
Another recent study comparing the effects of levosimendan and papaverine reported that, despite the artery specific vasodilator behaviours of levosimendan, papaverine shows generalized vasodilator efficacy in both artery and venous tissues.10 Many studies have compared the effects of papaverine and different chemicals in vascular tissues constricted with adrenalin, noradrenalin, 5HT and KCl.3,10,11 However, few studies have investigated the relationship between the various vasoplegic behaviours of papaverine against in these constricted tissues.
Noradrenalin (relatively nonselective) and adrenalin (lightly selective for [alpha]2-adrenoceptors) are the catecholamines acting on [alpha]1- and [alpha]2-adrenoceptor peripherals interfering in blood circulation (26,27), and the main sources are circulation and local release from postganglion sympathetic nerve fibers (28).
Beta-blockers are used to treat migraine as they counteract the effects of noradrenalin on blood vessels in the head.
Although the mechanism is not known for this activity, the authors hypothesize that it could be independent of the plants anxiolytic action and possibly involve flavonoid modulation of the central noradrenalin, adrenalin and dopamine neurotransmission, in conjunction with HPA (hypothalamus, pituitary adrenal cortex) modulation.

Full browser ?