UPLC-MS相关论文
目的:采用超高效液相色谱-质谱联用法(Ultra-high performance liquid chromatography-mass spectrometry,UPLC-MS)对金莲花的化学成......
目的 建立UPLC-MS法鉴别银翘解毒类制剂中山银花投料情况。方法 该药物50%甲醇提取液的分析采用Agilent InfinityLab Poroshell 12......
采用Box-Behnken法优化人参中3种人参皂苷超声提取工艺。以3种人参皂苷Rg1、Re、Rb1 (2015版中国药典)提取率作响应值,通过单因素试......
目的:采用固相甲基化衍生结合超高效液相色谱-三重四极杆质谱联用技术对不同产地北五味子中寡糖成分含量进行对比分析。方法:自制......
麻黄多糖具有显著的免疫抑制作用,并证实其对自身免疫性疾病具有良好的治疗作用。鉴于麻黄多糖的重要生物活性,其质量评价显得尤为......
目的:急性痛风性关节炎(AGA)是一种以急性关节炎为主要表现的代谢性疾病,发病率在世界范围内呈上升趋势。然而,AGA的发病机制尚不清......
目的 测定大鼠口服荆芥提取物后24 h内不同时间点胡薄荷酮的血药浓度,研究该成分在生物体内的运动规律.方法 使用SD大鼠,口服荆芥......
目的:对“谷子/柴胡套种”和“玉米/柴胡套种”两种套种模式下北柴胡的化学成分进行比较,从化学组成角度阐明两种套种模式下北柴胡......
比较苍耳子不同工艺提取物安全性,观察苍耳子提取物对变应性鼻炎大鼠模型的药效学作用。研究表明,苍耳子醇提物可明显改善患变应性......
Metabolic profiling of endogenous bile acids:a novel method to assess hepatoprotective effect of Tan
Tanreqing (TRQ),a traditional Chinese medicine (TCM) formula,can alleviate liver injury and improve liver function.Its p......
Liver metabonomics study on the protective effect of glycyrrhetinic acid against realgar-induced liv
Glycyrrhetinic acid (GA) is the bioactive ingredient in Giycyrrhizae Radix et Rhizoma.Our previous study has reported th......
首先,采用结晶紫染色法研究了牛蒡叶34%乙醇洗脱成分对沙门氏菌生物膜的抑制活性,结果表明,牛蒡叶34%乙醇洗脱组分能够显著抑制沙门氏菌......
复方夏连胶囊,由传统中药方剂半夏泻心汤发展而来,主要用于治疗慢性萎缩性胃炎等疾病。然而其药效成分与作用机制尚未明确,亦未见其活......
In this work, a high-speed countercurrent chromatography (HSCCC) method was established for the preparation of phorbol e......
Comparative pharmacokinetic study of six alkaloids in rat serum after oral administration of fuzi (l
A simple and sensitive ultra performance liquid chromatography-mass spectrometric (UPLC-MS) method has been developed an......
目的:观察羌活抗炎、镇痛的药理作用,并探讨其活性成分.方法:通过二甲苯小鼠耳部肿胀实验观察羌活挥发油抗炎作用,通过醋酸扭体法和小......
肺癌是全球发病率和死亡率增长最快的恶性肿瘤,严重威胁人体健康。其早期诊断可以尽早发现患病人群,有效降低死亡率。与传统筛查方法......
Metabonomic study on kidney tissue of osteoporosis rats and intervention effects of Rhizoma Drynaria
Metabonomics is a quantitative approach to study "the dynamic metabolic response of living systems to pathophysiologica......
Fast Analysis of Free Fatty Acid from Serum or Urine by Ultra Performance Liquid Chromatography-Mass
Analysis of fatty acids takes considerable attraction in metabonomics researches because the metabolism of fatty acid is......
Determination of DL-amino acids,derivatized with R(-)-DBD-PyNCS,in nail of diabetic patients by UPLC
The resolution of free DL-amino acids in human nail was carried out by combination of the R(-)-4-(3-isothiocyanatopyrrol......
The insulin resistant state exerts only subtle abnormalities in asymptomatic individuals, which is in contrast to the ty......
Underivatized amino acids analysis based on ultra performance liquid chromatography coupled to Q-TOF
Amino acids play an important role in the metabolism of the human organism.Abnormal levels of amino acids suggest that c......
The core idea of metabonomics is to study the overall effect on the body produced by the exogenous material (drugs, envi......
目的 比较马兜铃药材果皮和种子中马兜铃酸A、B、C、D和马兜铃内酰胺的含量差异.方法 UPLC-MS法同时测定马兜铃果皮及种子中5种马......
分析不同时间段抹茶主要成分含量变化.运用UPLC-MS法对抹茶中提取成分茶氨酸(L-The)、儿茶素(C)、表儿茶素(EC)、表没食子儿茶素没......
[Objectives]The differences in secondary metabolites of Herba Polygoni Chinensis from Guangxi were analyzed,in order to ......
目的:通过测定大鼠口服京尼平苷酸后血药浓度并计算药物代谢动力学参数,研究该药物的代谢情况。方法:使用SD大鼠,口服20mg/kg的京......
Ultra high performance liquid chromatography-mass spectrometry-based Plasma metabonomics for lymphom
ABSTGRACT: Aim: To analyze the metabolic profiles in the plasma samples of lymphoma patients as well as healthy cont......
Untargeted saliva metabonomics study of breast cancer based on ultra performance liquid chromatograp
Breast cancer(BC)is not only the most frequently diagnosed cancer,but also the leading cause of cancer death among w......
目的采用UPLC-MS 法测定血浆儿茶酚氧甲基转移酶(COMT)的活性.方法以3,4-二羟基苯甲酸为底物,在镁离子和S-腺苷甲硫氨酸的存在......
为探索易逝期贝类活品品质变化机制,以壳长(11.01±0.31)cm的虾夷扇贝Patinopecten yessoensis为研究对象,基于超高效液相色谱-质......
医药品环境污染及其生态效应已成为我国乃至全球所面临的重大环境问题之一.医药品残留的同步检测技术中,固相萃取结合高效液相色谱......
目的:考察比较薏苡仁油纳米粒与薏苡仁油原料的体外释药特性。方法:以薏苡仁油主成分甘油三油酸酯为指标性成分,采用超高效液相色......
为研究进口兽药复方磺胺嘧啶混悬液(参比)与国产复方混悬液(受试)是否等效,建立了同时检测磺胺嘧啶(SD)与甲氧苄啶(TMP)的超高液相......
目的:建立了参芪益气固本片中6种有效成分的UPLC-MS定量方法。方法:采用C18色谱柱,以乙腈-0.1%甲酸水为流动相梯度洗脱,流速0.5 m ......
目的 探讨持续高血压状态自发性高血压大鼠(spontaneously hypertensive rats,SHR)血清代谢物改变及可能相关的机制.方法 随机各取......
达托霉素是一种正在临床使用的新型抗耐药菌抗生素。但是由于其结构特点,达托霉素容易受酸碱影响产生降解。本文利用UPLC/MS比较分......
玄胡索散由延胡索、补骨脂、当归、牛膝四味药组成,具有“补肾壮骨,活血通络”的功效,是临床治疗骨关节炎的经典复方,疗效确切。但......
咪唑乙烟酸是杂草控制的重要农药之一,它是一种典型的长残效的除草剂,残留时间一般为33-37个月,甚至更长。无论在轮作或是连作中使......
小白菊内酯是一种吉马烷型倍半萜烯内酯类的天然产物,也是多种菊科植物中的成分,1965年首次从传统草药小白菊(Tanacetum parthenium......
目的:采用非靶向代谢组学的研究方法,检测急性冠脉综合征(acute coronary syndrome,ACS)患者血浆代谢指纹谱,分析ACS患者血浆代谢......
番茄是全球范围内最重要的蔬菜作物之一,而中国是世界第一番茄生产大国。从2001年到2013年,世界和中国番茄产量均稳步提升。在番茄......
目的:探讨湿热痹胶囊(SRBJN)对类风湿性关节炎的作用机制;通过超高效液相色谱-质谱联用(UPLC-MS)技术分析出湿热痹胶囊中的化学成......
片仔癀是漳州片仔癀药业有限公司独家生产,为国家一级中药保护品种,是我国著名的中成药之一,有“中国特效抗生素”之美称。本品由......
糖组学研究是继基因组学和蛋白质组学之后的一个新的生物学研究热点,其中糖蛋白质聚糖是糖组学研究的重中之重。N-糖酰胺酶(PNGase......
目的:本文利用超高效液相色谱-高分辨的Obitrap质谱联用仪(UPLC-MS),建立高灵敏度的大鼠血浆中辅酶Q10(CoQ10)的测定方法,并研究角......