查询词典 nitric oxide

Though arginine is required to make nitric oxide, and nitric oxide is required to dilate blood vessels and have an erection,"that doesn't mean eating something that is rich in citrulline will make enough arginine that it will lead to better penile erections," Goldstein says.

尽管生成一氧化氮需要精氨酸，而舒张血管跟勃起需要一氧化氮，Goldstein说：&那不意味着吃点富含瓜氨酸的东西就会产生总够的精氨酸，从而导致阴茎更好的勃起&。

Objective: To investigate effects of ketamine on nitric oxide synthase activity and nitric oxide production of rat brain.

目的：了解氯胺酮对大鼠脑NOS活性和NO产量的影响。

The gaseous monoxides nitric oxide and carbon monoxide, generated within the blood vessel wall, have been identified as important cellular messengers involved in the regulation of intracellular cGMP levels, platelet aggregation and smooth muscle relaxation, The mechanism by which carbon monoxide activates soluble guanylyl cyclase is similar to that of nitric oxide, and involves binding and dislocation of its heme-iron to induce a conformational change and activation of the catalytic site of guanylyl cyclase.

一氧化氮是体内最重要的气体信使分子，不仅是维持血管正常舒缩功能的重要介质，而且还有抑制单核细胞及血小板与内皮的粘附、聚集、抑制血管平滑肌细胞的增殖等作用。近年研究表明，内源性一氧化碳是体内另一个重要的气体信使分子，它是由血红素氧合酶氧化分解血红素产生的，具有与一氧化氮相似的生理功能。

Nitric oxide produced by cardiomyocytes cultured in media and generated in heart homogenates was detected with this method, the results showed that it is an efficient method to detect low concentration nitric oxide.

利用乙酸乙酯抽提法，我们检测了心脏匀浆和培养的心肌细胞产生的一氧化氮，证明乙酸乙酯抽提法是一种检测低浓度一氧化氮的有效方法。

Six months laters, nitric oxide, nitric oxide synthase activity were measured in both testis of the rats. And the DNA content were measured by flow cytometry, the percentage of monoploid were recorded.

术后6个月处死，取两侧睾丸标本，测定睾丸NO含量、NOS活性，并制备细胞悬液，检测记录每样本中单倍体细胞占细胞总数百分比。

Alkalescence a flux, such as alkali metals and alkaline-earth metal, zinc oxide and most stain oxide or chromophores components are gender neutral, the principal is alumian oxide, sometimes hemaite and electrolyic, and so on are also included in this composition; acidic components of oxide for silica, phosphoric acid, zirconia, etc.

碱性成分为熔剂，如碱金属、碱土金属、氧化锌及多数的着色氧化物或发色基团；中性成分为两性氧化物，主体为氧化铝，有时将氧化铁和氧化锰等也列入此成分中；酸性成分中有代表性的氧化物为氧化硅、磷酸、氧化锆等

The results show that there are little difference of CO sensitivity between precipitation transformation method and sol-gel method, the sensitivity of copper oxide loading on zirconium oxide or cerium oxide is better than that of loading on alumina or silicon dioxide, the optimal calcinations temperature is 500 Celsius degree and the optimal copper content loading on cerium oxide is twelve percent.

实验结果表明，材料的制备方法对气敏性质的影响不大；锆铈基氧化物的气敏性质较高，而Al2O3，SiO2作载体时效果要差一些；焙烧温度在500℃时对CO具有最好的灵敏度；当负载在氧化铈载体上的氧化铜含量为12%时，对CO的气敏性质最高。

The results indicate that the heat transfer coefficient increase about fourteen percent between the bed and the wall and the one between the gas and horizontal tube increase about twenty two percent, it means pulsating promote heat transfer, Desulfurizing Characters Experimental Research on Pulsating Fluidized Bed With different initial SO_2 density, mean diametric of the calcium oxide and combustion temperature, the experimental results of desulfurization with pulsating or not indicate that the desulfurizing characters of the Rijke type self-exciting pulsating fluidized bed are the same with the conventional fluidized bed combustor, it is that the utilization ratio of the calcium oxide increasing with the initial SO_2 density, the desulfurizing combustion temperature has the best value and the utilization ratio of the calcium oxide reducing with the mean diametric of the calcium oxide.

脉动流化床脱硫特性实验研究对不同初始SO_2浓度、不同初始脱硫剂颗粒平均直径、不同燃烧区温度条件下脉动与非脉动状态下流化床内的脱硫实验研究表明，Rijke型自激式脉动流化床具有类似于常规流化床燃烧器的脱硫特性：固硫剂的CaO利用率随初始SO_2浓度的增加而增加，脱硫燃烧温度存在最佳值，以及CaO利用率随脱硫剂颗粒平均直径的增加而减小。

Usually it turns into emerald at the time of chromium oxide or vanadium oxide, while aquamarine is formed due to the coloring of ferrous oxide, it becomes verobieffite due to the existence of magnesium, while heliodor is formed due to the coloring of iron oxide.

在存在氧化铬或氧化钒时通常就成了祖母绿，而海蓝宝石则是由于氧化亚铁着色而成的。成为铯绿柱石是由于镁的存在，而金绿柱石则是因氧化铁着色而成的。

In fact, silicon dioxide, aluminum oxide, ferric oxide, calcium oxide and sodium oxide are the main components of coal ash that influence on fouling and slagging.

由于我国煤炭种类繁多，煤中矿物质的成分和含量千变万化，给煤的结渣机理研究带来很多干扰因素，从中找出明确的规律不是一件易事。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48