gaschromatography-massspectrometry相关论文
Method Development and Validation for Determining1,3-Butadiene in Human Blood by Gas Chromatography-
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目的:建立顶空-气相色谱/质谱法测定尿液中甲基异丁基酮（MIBK）。方法:采用自动顶空进样技术，通过对顶空条件（顶空瓶加热温度、平衡时间......
An improved method for simultaneous analysis of steroid endocrine disrupting chemicals in fish sampl
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Graphene oxide bound silica for solid-phase extraction of 14 polycyclic aromatic hydrocarbons in mai
Polycyclic aromatic hydrocarbons(PAHs)were considered as a source of carcinogenicity in mainstream cigarette smoke(MSS).......
Membrane Destruction and DNA Binding of Staphylococcus aureus Cells Induced by Carvacrol, and its Co
Main objectives: The aim of the study was to investigate the antimicrobial mechanisms of Carvacrol (5-isopropyl-2-methyl......
GC-MS metabolomics analysis of the biological effects of radiation in multislice computed tomography
Purpose To identify patterns of metabolic changes and plasma biomarkers associated with low dose ionizing radiation(LDR)......
To determine the optimum conditions of supercritical CO2 extraction of Xiaoyaosan, and establish its fingerprint by gas ......
Determination of preterm birth-associated metabolic products in urine by gas chromatography-mass spe
Objective: Aiming at exploring the preterm birth-associated characters of metabolic products in urine, and thus providin......
Study on the difference between volatile constituents of the different parts from Elsholtzia by SHS-
In this study,the Comparison of Elsholtzia volatile compounds from the Stem(with Leaf)and Flower was acquired.The volati......
Chemical compositions, extraction technology and antioxidant activity of fatty acids from Abutilon t
Soxhlex extraction technology of fatty acids from Abutilon theophrasti Medic.leaves was optimized by response surface me......
Characterizing metabolite profiles and biomarkers of cerebral infarction using gas chromatography-ma
Cerebral infarction (CI) is brain dysfunction which is one of the most common cardiovascular disease.Till now, the disea......
Analysis for benzene, toluene, ethylbenzene, and o-, m- and p-xylene in blood at low levels by solid
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Discrimination of three Panax herbs using gas chromatography-mass spectrometry-based fatty acid prof
Fatty acid profiling has been widely used in the bacteria species identification, we hypothesized that fatty acid charac......
Determination of 3-chloro-1,2-propanediol in soy sauce by supported liquid extraction coupled with g
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Rapid determination of paeonol in the Traditional Chinese medicine Cortex Moutan by infrared-assiste
In the work, infrared-assisted extraction (IRE) followed by headspace solid-phase microextraction was developed for rapi......
Ultrasound-assisted emulsification microextraction method followed by GC/MS analysis for the determi
Phthalate esters (PAEs) are well-known polymer additives that are used in formulations of pesticides, paints, poly (viny......
Metabolic profiling analysis of carboxylic acids in plasma from rat models with adenovirus infection
Infections usually cause a change of metabolic pattern in biological fluids.The change of carboxylic acid (CA) levels in......
Study on metabolic pattern of plasma amino acids in rat models with adenovirus infections by gas chr
The alteration of amino acid (AA) levels in biological fluids including cells associated with viral infectivity.Therefor......
Discrimination of Acori Tatarinowii Rhizoma from two habitats based on GC-MS fingerprinting and Lass
This study aims to explore the chemical differences of Acori Tatarinowii Rhizoma(ATR)samples collected from two habitats......
Analysis of carbohydrates in lung tissues using gas chromatography-mass spectrometry preceded by der
With the development of analytical instrument and analytical techniques, sample preparation has become an important fact......
As a kind of new sample preparation technique, solid-phase microextraction (SPME) possesses several advantages and has b......
Analysis of volatile compounds in cyperus rotundus L.by a novel solid-phase extraction element and t
Volatile compounds in rhizomes of cyperus rotundus L.have been proven to be pharmacologically for its clinical use and h......
Preparation of Fe3O4@C@PANI magnetic microspheres for the extraction and analysis of phenolic compou
Magnetic microspheres have now been widely used in sample pretreatment and the development and application of magnetic s......
C30-bonded silica as a sorbent to preconcentration of polycyclic aromatic hydrocarbon and their dete
A new method of the determination polycyclic aromatic hydrocarbons (PAHs) in water samples was developed by C30-bonded s......
Analysis of Triacylglycerols in Edible Oil and Identifying Adulterated Oil by High Temperature GC-MS
There are problems of the adulteration of edible oil in the world.As the different edible oil contains different tri......
Persistent organic pollutants (POPs) are chemical substances that persist in the environment, bio-accumulate, and fa......
Metabolomics Analysis for Defining Serum Biochemical Markers in Colorectal Cancer Patients with Qi d
Colorectal cancer is one of the leading causes for tumor-associated death and traditional Chinesemedicine (TCM) clas......
A chemometric method to determine selective ion by using non-negative immune algorithm (NNIA) was proposed. In the metho......
目的:建立气相色谱-质谱法初筛和确证运动营养品中甲基己胺快速检测方法。方法:样品采用甲醇超声提取,弱阳离子交换固相萃取柱(MCX......
目的：基于代谢组学方法研究咪康唑作用前后白念珠菌的代谢谱差异，寻找潜在的生物标志物，探讨药物作用机制。方法采用气相色谱-质谱方......
Gas chromatography-mass spectrometry analysis of essential oils from five parts of Chaihu (Radix Bup
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Evaluation of phenolic composition, antioxidant, anti-inflammatory and anticancer activities of Poly
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目的探讨甲基丙二酸血症的临床特征。方法收集甲基丙二酸血症12例的临床资料,总结其临床表现、辅助检查、气相色谱/质谱串联分析尿......
目的建立快捷准确测定尿液中亚硝酸盐含量的气相色谱-质谱(GC-MS)联用方法。方法通过优化衍生化过程中温度、时间和p H值等反应参......
目的 探讨早产儿视网膜病(ROP)患儿出生尿代谢产物特征性变化,以期为ROP的诊断提供新的生物标记物.方法 收集2013年1月—2016年12......
目的探讨尿气相色谱-质谱法在遗传代谢病(IMD)高危患儿筛查中的应用价值,以及确诊IMD的疾病谱和确诊IMD患儿的临床特点,为临床诊断......
目的探讨甲基丙二酸血症和丙酸血症在新生儿重症监护病房的发生率,评价串联质谱(MS/MS)和气相色谱-质谱(GC-MS)技术对这两种疾病鉴......
目的了解徐州市新生儿丙酸血症的筛查情况、丙酸血症患病率、生化检查结果、基因突变特点及治疗随访情况。方法前瞻性采集2015年9......
目的探讨支气管肺发育不良(bronchopulmonary dysplasia，BPD)早产儿出生36 h内尿代谢产物的特点，为BPD寻找出生早期的预警指标。方法......
目的探究类风湿关节炎(RA)患者血清代谢物谱特征，为其临床诊断提供有益探索。方法采集2016年1月至4月间，于湖南中医药大学第一附属医......
Comparative analysis of essential oils found in Rhizomes Curcumae and Radix Curcumae by gas chromato
A comparison of the volatile compounds in Rhizomes Curcumae (Ezhu) and Radix Curcumae (Yujin) was undertaken using gas c......
Preparation of polypyrrole/nanosilica composite for solid-phase microextraction of bisphenol and pht
This paper describes the electrodeposition of polyphosphate-doped polypyrrole/nanosilica nano-composite coating on steel......
Fumigant and repellent properties of sesquiterpene-rich essential oil from Teucrium polium subsp. ca
Objective:To test fumigant and repellent properties of sesquiterpene-rich essential oil from Teucrium polium subsp.capit......
目的 了解异戊酸血症患儿的临床、实验室特点以及异戊酰辅酶A脱氢酶(IVD)基因突变情况.方法 对1例异戊酸血症患儿的病史、实验室检......
目的 建立人体胎盘组织样品氯化二苯并二噁英(PCDD)和呋喃(PCDFs)、多氯联苯(PCBs)、多溴联苯醚(PBDEs)化合物同时准确定量检测分......
建立了吹扫捕集-气相色谱-质谱检测地表水中苯和甲苯残留量的方法,选择离子扫描模式检测,在10μg/L～100μg/L范围内呈现良好的线性......
