spin trapping

The formation of free radicals OH and H in a naturally air-saturated aqueous solution exposed to therapeutic CW ultrasound at the frequency of 820 kHz has been confirmed by using spin trapping 5, 5-dimethyl-1-pyrroline-1-oxide ( DMPO) and electron spin resonance ( ESR) technique.

本文利用5,5-dimethy1-1-purrolinel-oxide（DMPO）自旋捕集剂及电子自旋共振（ESR）技术研究证明，理疗级超声辐照可在自然空气饱和的水溶液中导致OH及H自由基的形成。

Applying ESR spin trapping technique, we got the spectrum of the lipid radicals generated from the lipid peroxidation of the mitochondrial membrane initiated by ferrous ion.

用ESR自旋捕集技术捕捉到Fe2＋启动的心肌线粒体膜脂质过氧化过程中产生的脂类自由基L·（aN＝15.6G，aH＝2.97G）。

ROS, NO and oxygen consumption were measured by using super weak chemiluminescence, electron spin resonance spin trapping technique and spin probe oxymetry.

应用超微弱化学发光、电子自旋共振自旋捕集技术和自旋探针氧测定法，测定多形核白细胞呼吸爆发过程中产生的活性氧、一氧化氮及其氧消耗。

ESR Studies of Radical Produced in the Photosensitive Systems of Hematoporphyrin Derivatives by Spin Trapping Agent DMPO

在血卟啉衍生物光敏体系中DMPO捕集自由基的ESR研究

The EPR technique of spin trapping for detection of superoxide radicals ( o_2~ ·) in plants

植物体内超氧物自由基（O2~·）检测的EPR自旋捕捉技术

Studies on active oxygen radicals from human PMN respiratory burst induced with fluoride by spin trapping technique

用自旋捕集技术研究氟化物刺激人多形核白细胞呼吸爆发产生的活性氧自由基

Methods Comparing the spin trapping function in vitro and in vivo of some spin probes, such as imidazole analogs nitroxide radicals ( IN), Hemoglobin ( Hb), N-methyl-D-glucamine dithiocarbamate and reduced iron ( MGD) 2-Fe 2+).

方法：自旋探针咪唑类氮氧自由基（IN）、血红蛋白（Hb）溶液和N-甲基-D-葡糖胺二硫代甲酸铁[（MGD）2-Fe2+]捕集生物体内外的NO自由基。

The scavenging effects of ligustrazine ( Lig) isolated from Ligusticum wallichii Franch on active oxygen free radicals were studied using spin trapping technique and chemiluminescence methods.

用电子自旋共振技术和化学发光（CL）法研究了川芎嗪（Ligustrazinge，Lig）对活性氧自由基的清除作用。

The ESR Spin Trapping Studies of Reaction Between Ascorbic Acid with Hydrogen Peroxide

抗坏血酸与过氧化氢反应的自旋捕捉┐ESR研究

In this study, cryogenic electron paramagnetic resonance ( EPR) and spin trapping techniques were used to detect the generation of reactive oxygen species ( ROS) in stroke rat brain.

并首次直接测定了补阳还五汤对中风大鼠皮层及小脑的活性氧物质（ROS），包括一氧化氮生成的影响。

Method Hydroxyl radicals produced in Fenton reaction is determinated by ESR with spin trapping technique, and the effects of antioxidants on eliminating hydroxyl radicals were related with the decrease of relative peak height of ESR spectra of DMPO-OH · adducts.

方法通过加入水溶性的抗氧化剂，减弱DMPO自旋捕获Fenton反应产生的羟自由基的加合物（DMPO-OH·）信号强度，信号强度减弱的程度反映抗氧化剂清除羟自由基的能力。

Photoinduced electron transfer reactions between alkyl diamines and ZnO, TiO2 dispersions in heptane or benzene solution were studied with the combination of ESR spectroscopy and spin trapping technique.

用自旋捕捉技术与ESR相结合的方法研究了脂二胺在ZnO、TiO2的庚烷或苯的分散体系中光诱导的电子转移过程。

Employment of spin trapping technique on the study of photocatalytic dehydrogenation mechanism of alcohol in aqueous solution

自旋捕获技术用于脂肪醇水溶液的可见光催化脱氢机理的研究

The method of conjunction of spin trapping technique& high pressure liquid CHROMATOGRAPHY-ESR spectroscopy to study the active intermediates

活泼中间体的自旋捕捉技术&高压液相色谱-电子自旋共振研究方法

By means of the spin trapping-ESR technique, the influence of the tube diameters and moisture content in the sample on the radicals produced in the microwave discharge of fatty ether at low pressure has been studied systematically.

本文用自旋捕捉技术与ESR相结合方法，系统研究了放电管直径及水含量对低压下脂肪醚气相微波放电分解产生自由基的影响。

Spin trapping technique wa employed to study the mechanism of photocatalytic dehydrogenation of alcohol during in situ irradiation of Rh2O3/ CdS powder with suspended alcohol in aqueous solution.

本文报道利用自旋捕获技术对醇水溶液在Rh2O3/CdS上可见光催化脱氢反应机理的研究结果。

The scavenging effect of natural antioxidant Salviol on lipid free radicals generated from lipid peroxidation of cardiac Sarcoplasmic Reticulum was investigated by the use of spin trapping technique and chemiluminescence methods.

应用自旋捕集方法和化学发光方法研究天然抗氧化剂丹参酮（Tanshinone）对心肌肌质网膜脂质过氧化过程中产生的脂类自由基的清除作用。

By electron spin resonance and spin trapping technique, free radicals were detected in the solution of lysogenic bacteria by UV irradiation. The signal of 10 8 cells/ mL was clearly stronger than that of 10 10 cells/ mL.

利用电子自旋共振及自旋捕捉技术，检测到紫外诱导过程中的自由基信号，其强弱与细胞密度密切相关，108cells/mL时自由基的信号明显强于1010cells/mL。

Methods The ability of catechin to clear away O ·-2 and OH was respectively measured by faintness chemiluminescence and spin trapping assay.

方法：利用微弱化学发光法检测儿茶素对O2.-与.OH的清除能力；

Detection of hydroxyl free radicals in the oxidation of LDL by ESR spin trapping technique

ESR自旋捕集技术研究LDL氧化过程中的羟自由基

In this paper, ESR, spin trapping and spin counteraction are used to study the photosensitization of hypocrellin A ( HA) and cercosporin ( CP) in homogeneous and heterogeneous systems separately.

本文在均相有机体系和非均相胶束体系中用ESR、自旋捕捉、消自旋等技术研究了竹红菌甲素（HA）和尾孢素（CP）的光敏特征；

This problem has been further studied by means of the spin trapping technique and kinetic method.

文中利用自旋捕获技术和动力学方法对这一问题作了进一步的论证。

In this paper nitrogen-centered free radicals produced in photolysis of phthalocyanines were detected and investigated by means of spin trapping technigue and ESR spectroscopy.

水文用自旋捕捉与ESR技术相结合的方法检出了在光解中生成的氮中心自由基。

Active free radicals in the photochemical hydrogen abstraction reaction between benzophenone and aromatic amines have been studied systematically by combination of spin trapping reagents and ESR.

本文用自由基捕捉剂与ESR相结合的方法系统研究了各种取代苯胺与二苯酮光化夺氢反应中的活泼自由基。

By using thiobarbituric acid reaction, spin trapping technique, chemiluminescence method, fluorescence assay of benzoic acid OH-adducts etc, the effects of Nef on lipid peroxides and O~-or OH in free radical system were studied.

用硫代巴比妥酸（TBA）比色法、电子自旋捕集技术、化学发光法及检测苯甲酸&OH.加成物等方法，研究了甲基莲心碱（Nef）清除氧自由基及抗脂质过氧化作用。

Spin trapping detection of hydroxyl radicals generated from boanmycin in Vitro

抗肿瘤抗生素博安霉素体外产生羟基自由基的自旋捕捉&ESR研究

Macrocyclic copper(ⅱ) assembly with DNA studied by electron spin resonance and spin trapping

大环铜（Ⅱ）配合物与DNA结合的ESR及自旋捕获测定

Then comparing the variety of different free radical spin trapping agents' thermodynamic energy of the spin adduct, the reaction enthalpy is to determine a more stable structure among spin trapping agents, which is validated through experiments. 2.

并通过比较各种自旋捕捉剂不同自由基自旋加合物的热力学能量，反应焓变，生成热，确定了较稳定的自旋捕捉剂结构，并通过实验验证了这种结构的稳定性。

A study on spin trapping of free radical photoinduced by hypocrellin A

光激发竹红菌甲素产生自由基的自旋捕捉研究

Contents of free radicals with spin trapping in vitro by ESR after reperfusion following ischemia

大鼠全脑缺血再灌流过程中几个脑区的自由基体外自旋捕捉ESR测定