烟酰胺

超临界流体色谱同时测定维生素B2，B3和烟酰胺

Simultaneous Determination of Riboflavin , Nicotinic Acid and Nicotinamide by Supercritical Fluid Chromatography

结论适宜浓度的烟酰胺是抗紫外线照射诱发DNA损伤的拮抗剂。

Conclusion nicotinamide is a perfect antagonist to UVR-induced DNA damage within fitting concentration .

N，N-二甲基-2-巯基烟酰胺是重要的医药和农药中间体。

N , N-dimethyl-2-mercapto-nicotinic amide is an important synthetic intermediate for drug and pesticide .

薄层扫描测定复合维生素酏剂中维生素A、B2、C和烟酰胺的含量

TLCS determination of vitamins ( a , b_2 , c ) and niacinamide in vitamin compound preparation

RP－HPLC法测定复合维生素B片中维生素B1、B2、B6和烟酰胺的含量

Determination of Vitamin B_1 、 B_2 、 B_6 and Nicotinamide in Compound Vitamin B Tablets by RP-HPLC

Cd~（2+）用于复合维生素B片剂中烟酰胺的示波测定

Application of Cd ~ ( 2 + ) to Oscillographic Determination of Nicotinamide in Compound Vitamin B Tablets

随着烟酰胺作用浓度的增加，细胞增殖指数逐渐降低，DNA指数也下降。

In addition , the DNA index of the melanocytes were also decreased with the increasing of nicotinamide concentration ;

维生素PP包括烟酸和烟酰胺，都属于维生素B族，是非常重要的维生素。

Vitamine PP , including nicotinic acid and nicotinamide . belonging to vitamine B , are very important vitamines .

采用氧电极法测定脑线粒体内还原型烟酰胺腺瞟呤二核苷酸氧化酶，琥珀酸氧化酶，细胞色素C氧化酶活性。

The activities of nicotinamide adenine dinucleotide hydrogenated ( NADH ) oxidase , succinate oxidase and cytochrome C oxidase were measured by the oxygen-electrode method .

避光和去除光敏物，局部外用糖皮质激素、口服烟酰胺、维生素B族和抗组胺药。

Protection of skin from light exposure , photo-allergen avoidance , topical corticosteroids , oral nicotinamide , vitamine B complex and antihistamines were effective in most cases .

烟酰胺对高糖介导胰岛细胞bax及bcl-2表达的影响

Effects of Nicotinamide on High Glucose Induced Bax and Bcl-2 Expression in Pancreatic Islet Cells in Vitro

其代谢机理为还原型烟酰胺腺嘌呤二核苷酸磷酸（NADPH）依赖性的氧化代谢。

The metabolism of puerarin exhibited NADPH - dependent oxidation mechanism .

加入烟酰胺后bax表达降低，bcl-2表达增强。

However after adding the nicotinamide , the expression of bax is decreased , the expression of bcl-2 is enhanced .

目的：采用离子对高效液相色谱法测定复合维生素B片中烟酰胺、维生素B6、维生素B2、维生素B1等4种水溶性维生素的含量。

OBJECTIVE To develop an HPLC method for the determination of four vitamins in compound vitamin B tablets .

一株萤光假单孢杆菌（Pseudomonasfluorescens）中6-磷酸葡萄糖脱氢酶对烟酰胺核甙酸辅酶的专一性

The nicotinamide nucleotide specificity of glucose-6-phosphate dehydrogenase in a strain of Pseudomonas fluorescens

用高效毛细管电泳法对尼可地尔及其分解物〔N（2羟乙基）烟酰胺〕进行了分离和定量测定研究。

A method for the determination of nicorandil ( NIC ) and it ′ s decomposed product N - ( 2-hydroxyethyl ) niacinamide ( HN ) by high-performance capillary electrophoresis is described .

目的探讨烟酰胺对中波紫外线（UVB）致豚鼠皮肤色素沉着的抑制作用。

Objective To investigate the inhibitory effect of nicotinamide on hyperpigmentation induced by UVB .

烟酰胺对人皮黑素细胞的作用及其对UVA辐射后的干预

Biological Effects of Nicotinamide on Human Skin Melanocytes and the Intervention after UVA Radiation

本文基于对多元校正分析模型的简要讨论，探索了应用可变误差多面体法同时测定维生索B1，B2，B6和烟酰胺的可行性。

Based on the brief discussion of error propagation in multivariate calibration and analysis , the flexible tolerance simplex method ( FTSM ) was applied to analyze vitamin B_1 , B_2 , B_6 and niacinamide simultaneously .

烟酰胺，又名维生素B3，维生素PP，广泛应用于饲料、食品、医药及工业等方面。

Niacinamide , VB3 , or vitamin PP , is widely used in feed , food , pharmaceuticals and industrial product .

还原型辅酶NADH，又名烟酰胺腺嘌呤二核苷酸，参与呼吸链电子传递和能量代谢过程，在核酸、蛋白质和多糖合成以及物质转动过程中具有十分重要的作用。

Coenzyme NADH involves in energy metabolism and transportation of nucleic acid , proteins and carbohydrates .

目的研究烟酰胺对长波紫外线（UVA）致人皮肤黑素细胞增殖的干预作用。

Objective To investigate the interference effect of nicotinamide on UVA-induced cell proliferation in human skin melanocyte .

建立了毛细管电泳测定复合维生素B片中维生素B1、维生素B2、烟酰胺含量的方法。

OBJECTIVE : To establish a method for the simultaneous determination of vitamin B1 , vitamin B2 and nicotinamide in compound vitamin B tablets by capillary electrophoresis .

日粮烟酸水平对肉仔鸡生长及组织烟酰胺、辅酶I（NAD）含量的影响

Effect of Niacin on Growth Performance and the Contents of Nicotinamide and Coenzyme I in Tissue of Broiler

目的：建立离子对RP-HPLC法测定五维赖氨酸颗粒中烟酰胺、维生素B6、维生素B2、维生素B1的含量。

Objective : To develop an Ion-pair-Rp-HPLC method for determination the contents of four vitamins in five vitamins and lysine Granules .

藏红O-快绿染色显示，随着烟酰胺浓度加大，髓核及纤维环染色浓度越大，组织结构受IL-1β破坏越小。

Safranin O-Fast Green Staining demonstrated that , with increase of Niacinamide concentration , staining density and histological structure of IL-1 β IVDs remained better IL-1 β stimulated IVDs .

还原型烟酰胺腺嘌呤二核苷酸磷酸（NADPH）氧化酶是许多非吞噬细胞中反应性氧自由基（ROS）产生的主要来源。

Nicotinamide adenine dinucleotide phosphate ( NADPH ) oxidase is a major source of reactive oxygen species ( ROS ) production in many nonphagocytic cells .

烟酰胺通过Hofmann降解制得3-氨基吡啶，产率为93%。

3-aminopyridine was prepared from the Hofmann reaction of nicotinic amide in 93 % yield .

目的：探讨生长激素（GH），肝细胞生长因子（HGF）和烟酰胺（NIC）对体外培养人胎胰岛细胞增殖的影响。

Aim : To study the effects of GH , HGF and NIC on the proliferation and function of human fetal pancreatic islets in culture .

还原型烟酰胺腺嘌呤酸二核苷酸羟胺乙酸与HNO2的还原动力学

Reduced nicotinamide adenine dinucleotide Reaction Kinetics Between ( Hydroxyamino ) acetic Acid and HNO_2 in Perchloric Acid Solution