isoproterenol

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Related to Isoprenaline: propranolol, atropine

isoproterenol

[‚ī·sə‚prōd·ə′rē‚nȯl]
(pharmacology)
C11H17NO3 A sympathomimetic amine used as a bronchodilator.
References in periodicals archive ?
2011), which demonstrated that myocardial damage was induced by isoprenaline, while TPGs successfully restored serum myocardial enzyme activities in ISO-injured rats.
In conclusion, consistent with our previous finding, TPGs have protective effects on experimental myocardial ischemia induced by isoprenaline in rats.
The maximum relaxation after precontraction with 100 [micro]M methacholine and the addition of 100 [micro]M isoprenaline was decreased to 64.
To further evaluate the effect of [alpha]-hederin, muscle strips were preincubated with different concentrations of this saponin prior to precontraction with 100 [micro]M MCh and subsequently relaxation with isoprenaline.
Table 1 Potency of isoprenaline and residual contraction after preincubation with different [alpha]-hederin concentrations.
2000), isoprenaline acting on cardiac 3-receptors led to ischemic myocardial due to oxygen consumption increased, by accelerating the heart rate and increasing cardiac contractility, to myocardial consumption oxygen increased significantly Qiao et al.
A number of positive controls, including acetylcholine, isoprenaline, salbutamol, sodium nitroprusside and chromakalim which relaxed the 5-HT-pre-contracted tone, have been tested and compared to the effects of the xanthones.
2]-adrenoceptors by producing cumulative log concentration-response curves of isoprenaline sulphate (Sigma Chemical Ltd.
The effective concentration of isoprenaline causing 50% of maximum response ([EC.
To examine the parallel shift, the slope of the curve of each experiment was measured and the slope of the isoprenaline curves obtained in the presence of extracts and propranolol were compared with those of saline.