氧化测定法

The protein content was measured through Folin-phenol method and the enzyme activity was determined by pyrogallol autoxidation.

采用Folin-酚法测定蛋白质含量，用改良的邻苯三酚自氧化法测定酶活性。

Methods: SOD activities and MDA were determined by xanthionxid methol and barbital acid microdermination.

采用黄嘌呤氧化法测定超氧化物岐化酶活性，用改良巴比妥酸微量法测定丙二醛含量。

The activity of magnesia has been determined and researched by the citric acid method and three different hydrated methods.

采用柠檬酸法和三种不同水化法测定了氧化镁的活性，阐述了氧化镁活性与煅烧温度、煅烧时间之间的关系。

To study the extraction methods and it's antioxidant activity of pigment from Lycitum rethenicum Murr. Pigment of Lyciusn rethenicum extracted by different methods, including water bath method, Ultrasonic, Microwave and Ultrasonic Microwave Synergistic. The antioxidant activity of pigment determined by Scavenging DPPH and compared with vitamin C and E.

为研究黑果枸杞色素的提取方法与其抗氧化活性，利用常规水浴法、超声波、微波、超声－微波协同萃取4种提取方法提取黑果枸杞色素，用DPPH法测定色素提取物的抗氧化活性，并与维生素C、E进行比较。

A new catalytic kinetic method with second derivative oscillopolarography detection for determining trace amounts of NO〓〓 has been developed. The method is based on the catalytic oxidation of Amarath by potassium bromide in the diluted H〓SO〓. The detection limit of the method is 2.8×10〓g/ml, the linear range of the determination 〓is 0.6～14ng/ml for NO〓.

首次研究了鸡冠红的示波极谱行为，并发现NO〓〓在稀硫酸介质中对KBrO〓氧化鸡冠红褪色反应具有强的催化作用，本文采用两阶导数示波极谱法作监测技术，测定了该催化体系的表观反应级数及动力学方程，建立了催化动力学伏安法测定痕量NO〓〓的新方法。

In the experiment, the study on result of measurement of COD by potassium dichromate method has been conducted in the aspect of impact and application scope, proposing the method of measuring low COD in waste water of high chlorine and putting forward new comment on its influence factor.

本试验采用重铬酸钾标准法对COD测定结果的影响程度与适用范围进行了探索，提出了用低浓度重铬酸钾氧化法测定含高氯根废水中低COD的方法，对其影响因素提出新的看法。

The oxidation mechanism of synephrine was also investigated;(2) The electrochemical behavior of twelve flavonoids (quercetin, morin, fisetin, luteolin, isorhamnetin, myricetin, hyperoside, quercitrin, puerarin, farrerol, naringenin and hesperidin) was investigated. The method for the determination of flavonoids was developed by using different pulse voltammetry, and the detection limit was in the range of 10-7~10-9 mol/L. This method has been successfully employed to determine the total amount of flavonoids in pericarpium citri reticulatae and quercetin in the spiked human blood plasma samples.

2研究了槲皮素、桑色素、漆黄素、木犀草素、异鼠李素、杨梅素、金丝桃甙、槲皮甙、葛根素、杜鹃素、柚皮甙元和橙皮甙等12种黄酮类化合物在玻碳电极上的电化学氧化行为，建立了测定黄酮类化合物的微分脉冲伏安法，检测限可达10~(-7)～10~(-9) mol/L，并用DPV法测定了陈皮中总黄酮含量和模拟血清中的槲皮素，结果较为满意。

The glyoxal and glyoxalic acid contents in the solution of oxidation of acetaldehyde to glyoxal by nitric acid were determined by this method, the repeatabilities of analysis results were excellent and the relative error compared to chemical analysis of glyoxal was 1.77%.

用HPLC测定乙醛硝酸氧化法制乙二醛反应液中乙二醛和乙醛酸的含量，结果的重复性好；对乙二醛的测定结果与应用化学分析法测定结果的平均相对误差为1.77%；对反应液中乙二醛、乙醛酸含量的测定有着较高的加标回收率，分别为99.6%～103.3%和98.1%～102.4%。

The total flavone in antioxidant substance extracted from leaves of tartary buckwheat and its scaveninging function to OH and O(superscript - subscript 2) were determined by photometry and the inhibitory action to Lipin peroxidation and its synergy with other substances were studied by iodimetry in the experiment.

从苦荞叶中提取抗氧化性物质，用光度法测定提取物中总黄酮的含量及对羟自由基和超氧阴离子O(上标-下标 2的清除作用，并采用碘量法研究了苦荞叶提取物对脂质过氧化的抑制作用及与其他物质的协同作用。

The CFb in blank control group was added with IMDM containing 10% FBS and those in Ang Ⅱcontrol group with Ang Ⅱ.The CFb in the 3 test groups were induced with Ang II,then added with Tau at dosages of 40,80 and 160 mmol/L respectively. Determine the proliferation of CFb by MTT method, the collagen content by oxyproline kit, the transforming growth factor- TGF-β1 (TGF TGF-β1) content by ELISA, the cell cycle by flow cytometer, the CFb NO content by nitrate reductase method, the iNOS activity by spectrophotometry, and the expression of iNOS protein by IFA.

胰酶消化法分离培养新生大鼠CFb，用Ang Ⅱ诱导促进其增殖，采用MTT法检测细胞增殖；羟脯氨酸试剂盒检测胶原含量；ELISA法测定转化生长因子β1(TGF-β1)蛋白的含量；流式细胞仪检测细胞周期；硝酸还原酶法、分光光度法和免疫荧光法检测CFb NO含量、一氧化氮合酶活性和iNOS蛋白的表达。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。