查询词典 antagonist

Manypharmacological experiments have been conducted to determine the effects of adrenergic agonistand antagonist of catecholamine receptors on Meretrix meretrix metamorphosis.

药理学实验分别采用了几种儿茶酚胺类受体的激动剂和抑制剂来处理幼虫，检验它们在幼虫变态过程中的作用。

The inhibitory effect of GABA could be blocked by GABAAreceptor antagonist bicuculline bicuculline methiodide and Cl- channel blocker picrotokin.

GABA的抑制效应大部分可被GABAA受体选择性拮抗剂荷苞牡丹碱甲基碘化物和Cl-通道阻断剂印防己毒素所阻断，而单独灌流BMI和PTX对RVLM神经元主要起兴奋作用。

METHODS: 24 rabbits were divided into four groups: control group; rapid pacing group; adenosine perfusing group; selective adenosine receptor antagonist perfusing group. The index of observed: time of repolarization in monophase action potential (APD90); the active level of A1 adenosine receptor; the level of free calcium in the atrium cells and the ability of atrium cell to release calcium.

新西兰白兔24只，随机分为4组：①对照组：常规克氏液灌流，②腺苷灌流组：灌流液中加入2umol/L的腺苷，③心房快速起搏组：常规克氏液灌流+心房快速起搏，④腺苷受体拮抗剂干预组：克氏液+DPCPX（100nmol/L）灌流+心房快速起搏；观察指标：①起搏前后心房肌单相动作电位复极时间的变化；②起搏组和对照组的心房肌腺苷A〓受体活性对比；③心房肌细胞内游离钙含量以及氯化钾激动后钙释放能力对比。

Objective To observe the Influence of valsartan on the expression of monocyte chemoattractant protein-1(MCP-1) in nephridial tissue of glomerular sclerosis rats,and to study the protection of angiotensin-converting enzyme Ⅱtype-1 receptor antagonist(AT1RA) on kidney.

目的观察缬沙坦对肾小球硬化大鼠肾组织单核细胞趋化蛋白-1(MCP-1)表达的影响，探讨血管紧张素转化酶Ⅱl-型受体拮抗剂(AT1RA)对肾脏的保护作用。

Objective To study the effects of IL-1 receptor antagonist（IL-1ra）on neurocyte apoptosis in cerebral ischemia in rats.

目的 探讨白细胞介素1受体拮抗剂（IL-1ra）对大鼠局灶性脑缺血再灌注神经细胞凋亡的影响。

In a voluntary cervical motion, the neuromotor control exercised by the central nervous system determines the time, intensity, and a nature of excitation of agonists and antagonist muscles.

在颈椎主动运动的过程中，由中枢神经所支配的神经运动取决于主动肌和拮抗肌刺激反应的时间和紧张程度。

Three groups of patients received different interventions under the prerequisites of routine medications including blood-activating and stasis-eliminating, neurotrophy, and vasodilator patients of nitric ether group received oral administration of isosorbide dinitrate or glycerin trinitrate; patients of calcium antagonist group received oral administration of Sibelium or Novarsc; and patients of no specific medication group did not receive any preventive medicine.

对192例行高压氧治疗的3组患者在常规使用活血化瘀、神经营养、血管扩张剂等药物的前提下，硝酸酯类组口服消心痛或硝酸甘油，钙拮抗剂组口服西比灵或络活喜等，未特殊用药组则没有预防性使用药物。

We also assessed the response to mecamylamine, a nicotinic cholinergic receptor antagonist.

我们还评估了回应美加明，一烟碱胆碱受体拮抗剂。

Although the regulation of several Bcl-2 family molecules, including Puma, Noxa, Bax, and Bid, by p53 has been studied intensively, the interplay between Bad (Bcl-2 antagonist of cell death) and p53 has not yet been reported thus far.

尽管Bcl-2家族中的许多分子，例如Puma，Noxa，Bax和Bid，都可以被p53转录调控，这些已经被报道并且研究的很透彻，但是Bad与p53之间的关系至今仍没有被报道和研究。

Mutant mice than in wild-type controls, and tetrodotoxin or bicuculline application abolished the difference between the genotypes. Studies on human oligodendroglioma cells revealed that GABA played a protective role on Ca〓 overload induced by OGD or glutamate and phaclofen, GABA〓 receptor antagonist, could significantly block the protection.

结果表明：①电凝大脑中动脉后Ca〓2.3-／-鼠脑梗死率和缺血后运动障碍明显重于Ca〓2.3+／+鼠；②Ca〓2.3-／-鼠海马脑片CA1区缺氧后钙超载明显高于Ca〓2.3+／+鼠；③Na〓通道阻滞剂TTX和GABA〓受体阻断剂bicuculline可显著缩小遗传表型之间的差异；④GABA对缺氧无糖及谷氨酸所致的人胶质细胞瘤细胞Ca〓超载有明显的保护作用，此作用可被GABA〓受体阻断剂phaclofen拮抗。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。