查询词典 nitric

In order to understand the mechanism of anti-inflammatory effect of PA and carvacrol, the superoxide dismutase, glutahoine reductase, glutahoine peroxidase activities in liver and malondialdehyde , cyclooxygenase 2 (COX-2), tumor necrosis factor-α levels were eveluated. Also observed inducible nitric oxide synthase and cyclooxygenase-2 (COX-2) expression and the pathological histology in λ-carrageenan induced paw edema in mice.

本研究首先以醋酸扭体试验评估左手香水抽提物及其活性成分香芹酚是否具有镇痛效果，以福马林舔足试验辨别其镇痛作用是在周边或是中枢，再以λ-角叉菜胶诱导小鼠足跖肿胀试验探讨其抗发炎作用，并分析其肝脏组织中的超氧歧化酶、麸胱甘肽还原酶、麸胱甘肽过氧化酶活性、发炎足跖组织中的脂质过氧化指标产物丙二醛、肿瘤坏死因子-α及环氧化酶-2之含量变化，观察诱导型一氧化氮合成酶及环氧化酶-2之蛋白质表现量，并将肿胀足跖做病理切片观察之，以探讨左手香水抽提物及香芹酚之抗发炎机转。

Aim:To study the relationship between restenosis and the changes of nitric oxide and noradrenaline before and after the coronary artery stent implantation. Methods: The serum levels of NO and NA before and after the CASI in 21 patients with unstable angina were measured.

目的：观察不稳定型心绞痛患者经皮冠状动脉腔内支架植入术支架植入前后血浆中一氧化氮和去甲肾上腺素浓度的变化，探讨其在经皮冠状动脉腔内支架植入术术后再狭窄发生中的作用。

Objective: To investigate the effect of enzyme inhibitor of inducible nitric oxide synthase S-methylisothiourea in cervical intervertebral disc cataplasia of rats.

目的：研究诱导型一氧化氮合酶抑制剂S-甲基异硫脲(S-methylisothiourea， SMT)在大鼠颈椎间盘退变中的作用。

The invention provides a bipolar plate for fuel cell and a surface nitric-nickel-chrome film preparation method which belong to fuel cell technique field.

一种燃料电池用双极板及其表面氮镍铬薄膜制备方法属于燃料电池技术领域。

Cellulose nitrate was obtained via nitration of cellulose using the mixture of sulfuric acid and nitric acid.

利用粘度法测定了制备的硝酸纤维素的分子量为1.3×10~5 g·mol~(-1)。

Based on the nitrogen content measured vial Kjeldahl nitrogen detection equipment,the substituted degree of cellulose nitrate by nitric acid was calculated to be 2.75 per glucose unit.

分别把NanoG、RNG和ONG加入到硝酸纤维素的丙酮溶液中，经过超声波震荡处理，挥发溶剂后得到三种纳米石墨导电复合膜。

Objective To investigate the role of inducible nitric oxide synthase in demyelination of the central nervous system.

目的 探讨诱导型一氧化氮合酶在中枢神经系统脱髓鞘疾病中的作用。

The preparation process includes the following steps: dissolving activator and RE oxide in the molar ratio of 0.01-0.02 in concentrated nitric acid and heating to dry, dissolving the obtain RE nitrate in deionized water to obtain solution of RE nitrate; dissolving soluble tungstate and surfactant in deionized water to obtain tungstate solution; mixing the RE nitrate solution and the tungstate solution through stirring to reaction for 25-60 min to obtain white precipitate; hydrothermal reaction of the precipitate in a reaction kettle at 100-260 deg.c for 24-72 hr; centrifugally separating, washing and drying to obtain the product.

浓硝酸的加入量保证稀土氧化物溶解就可以，过量的硝酸可以加热除去；将可溶性钨酸盐和表面活性剂溶解于去离子水中，得到钨酸盐溶液，表面活剂性的加入量为反应原料重量的0-30wt％；将稀土硝酸盐溶液加入到钨酸盐溶液中搅拌，发生沉淀反应，磁力搅拌时间为25-60分钟，得到白色沉淀；将含有沉淀物的溶液作为前驱物加入到反应釜中，发生水热反应，反应温度为100-260℃，反应时间为24～72小时；离心分离，洗涤，干燥，即得所需产物。

The first part consists of three experiments:(1) The rings were incubated in KH, 20, 50 mmol/L 〓 for 1 house, relaxation in response to the EDHF stimuli A23187 in 30nmol/L U46619-induced preconrtaction in the presence of 7 μ mol/L indomethacin, a cyclooxygenase inhibitor, 300μmol/L LNNA, a nitric oxide biosyhnthesis inhibitor, and 1mmol/L tetraethylammonium , a 〓 blocker, or 3 μmol/L glibenclamide , a 〓 blocker, was compared with the control;(2) After the arteries were incubated in KH, UW solution or HTK solution at 4℃ for 4 hours, endothelium-derived relaxation (percentage of 30nmol/L U46619 precontraction) was induced by A23187 in the present of 7 μmol/L indomethacir and 300μmol/L LNNA;(3) After incubation with KH, UW solution and STH (either at 37℃ in oxygenated organ chamber or at 4℃ in a refrigerator for 4 hours), endothelium-derived relaxation (percentage of 30nmol/L U46619 precontraction) was induced by A23187 in the present of 7 μ mol/L indomethacin and 300 μmol/L LNNA.

第一部分研究结果：（1）单纯浸泡于KH的冠状动脉A23187能引发66.67％的血管舒张反应，经TEA及20mmol／L、50mmol／L钾离子作用后，血管舒张反应程度显著降低，但经GBM作用后改变不明显；（2）与保存于KH的冠状动脉相比，A23187引发的血管舒张反应程度，保存于UW液的明显下降，保存于HTK液的无明显变化；（3）在37℃条件下，血管环浸泡于STH出现缓慢轻微的舒张反应，浸泡于UW液初期出现短暂收缩反应，但此后主要以舒张为主：在37℃条件下，血管经UW液保存后，U46619引发的收缩反应程度降低；不论在37℃或4℃条件下，A23187引发的血管舒张反应，经UW液保存后明显下降，但用STH保存后变化不明显。

To examine the microvascular actions of tanshinone IIA researchers applied it topically to the hamsters' cheek pouch or mice cremaster muscles to achieve the final concentration of one μg/ml or five μg/ml. After the application of tanshinone IIA, the experiment was continued for an additional 60-minute period in order to measure arteriolar diameter and peri-arteriolar nitric oxide concentration.

为研究丹参酮ⅡA对微血管的作用，研究者将丹参酮ⅡA应用于金仓鼠颊囊以及小鼠睾提肌使局部血管内药物浓度达到1μg/ml和5μg/ml，实验继续进行60分钟后测量微动脉管径及外周微动脉中一氧化氮浓度。

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