一氧化氮

Objective To observe the influence of gene transfection of inducible nitric oxide synthase to the transplanted human laryngeal squamous carcinoma in nude mice, to investigate the expression and the correlayion of iNOS and p53, and to proke into the possible apoptosis mechanism. Methods Transfect the gene of iNOS to Hep-2 human laryngeal cancer cell, sieve out positive clone cell and amplify.

目的 观察诱生型一氧化氮合酶(inducible nitric oxide synthase， iNOS)基因转染对人喉鳞癌细胞裸鼠移植瘤生长的影响，研究在体人喉鳞癌细胞中iNOS与突变型p53基因的表达，探讨二者的相关性及促进肿瘤细胞凋亡的机制。

Study on effects of nitric oxide and other free radicals damaging silicosis patients ［J］.

一氧化氮等自由基对矽肺患者损伤效应的研究［J］。

The absorbance at 546nm is detected by a UV/visible spectrophotometer by using sodium nitrite as standard.

一氧化氮合酶是NO生成主要的限速因素，测定NOS活性亦可反映组织细胞中NO生成的状况。

To study the molecular mechanisms of nitric oxide donor sodium nitroprusside -induced apoptosis in K562 human leukemia cell line, the different concentrations of SNP and different time of culture were used to treat K562 cell.

为了研究外源性一氧化氮供体硝普钠诱导K562细胞凋亡机制，将不同浓度的硝普钠与K562细胞在体外培养，同时设高铁氰化钾对照组和空白对照。

The effects of exogenous nitric oxide donor sodium nitroprusside on substance metabolism of Ginkgo biloba leaves under drought stress were studied.

以硝普钠(sodium nitroprusside， SNP)为一氧化氮供体，研究其在干旱胁迫下对银杏叶片物质代谢的影响。

To sodium nitroprusside as nitric oxide donor, was studied for different concentrations of NO Toyonoka strawberry fruit post-harvest ethylene production, respiration rate, vitamin C, soluble protein, water loss and relative conductance decay rate, as well as superoxide dismutase, catalase and peroxidase activity.

摘 要：以硝普钠为一氧化氮供体，研究了不同浓度NO对丰香草莓采后果实乙烯产生、呼吸强度、维生素C、可溶性蛋白、失水腐烂和相对电导率，以及超氧物歧化酶、过氧化氢酶和过氧化物酶活性的影响。

Objective: To investigate the role of nitric oxide in the inhibitory effect of somatic afferent input on the pressor response caused by electrical stimulation of the paraventricular nucleus of the hypothalamus.

目的：阐明中枢一氧化氮(nitric oxide， NO)在躯体传入冲动对下丘脑室旁核(hypothalamic paraventricular nucleus， PVN)兴奋诱发的心血管活动的调节效应中的作用。

The factors influencing nitric oxide release from spermine/nitric oxide adduct and the absorption characteristics of nitric oxide by horticultural products were investigated, which is useful for the application of SPER/NO to the storage of horticultural products.

研究影响精胺／一氧化氮加合物释放NO的因子及园艺产品吸收NO的特性，为SPER/NO应用于园艺产品的贮藏保鲜提供理论依据。

Objective To investigate the changes of nitric oxide in sphincter of Oddi of hypercholesteremia rabbits.

目的探讨一氧化氮在高胆固醇血症家兔Oddi括约肌中的变化。

Objective: By observing the pathological changes of peripheral facial paralysis rats facial nerve and the positive neurons of nitric oxide synthase in the expression of facial nerve tissue, to contrast the effect of spininess and shallow needling with Spininess and fast Needling in expression of NOS.

目的：通过观察周围性面瘫模型大鼠面神经病理形态学改变以及面神经组织内一氧化氮合酶阳性神经元的表达，对比多针浅刺与多针速刺对周围性面瘫大鼠面神经NOS表达的影响，探讨针刺治疗周围性面瘫的作用机理。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。