32.5.nano-esi-ms样品检测 33.利用ltq-xl线性离子阱质谱仪和xcalibur处理系统,设置nano-esi为正离子模式,电离电压为1kv,离子传输管温度为150℃,喷雾电压为1.0kv,进样距离为5mm,离子源温度为150℃,离子源电压为45v,离子传输管电压为70v。 34.6.标准品的制备及物质定性定量 35.准确称取1,3-丙二胺、1,4-丁二...
PB-nanoESI-MS鹰嘴豆油不饱和甘油三酯结构鉴定采用Paternò-Büchi光化学反应与敞开式纳升电喷雾质谱联用技术(PB-nanoESI-MS)和气相色谱-质谱联用技术(GC-MS),鉴定了鹰嘴豆油中不饱和甘油三酯的结构.结果表明,鹰嘴豆油中不饱和脂肪酸主要为亚油酸(52.52%)和油酸(27.50%),通过PB-nanoESI-MS,共鉴定出12种C57系列...
请问Nano-HPLC/ESI-ion trap-MS/MS analysis具体是什么意思 答案 纳米技术-高效液相色谱与多级串联离子阱联用分析,是一种分析方法,这个纳米技术我不是很清楚,但是高效液相色谱与质谱联用技术是比较常见的分析方法,离子阱技术可以实现阱内多级串联,该技术可以使成分分离和结构鉴定同时完成.本人在读博士,一直从事中药化...
1)nanoLC-ESI/MS/MS technologynanoLC-ESI/MS/MS技术 2)MS/MS techniqueMS/MS技术 英文短句/例句 1.A case of Sudden Food Poisoning Treated by Gas Chromatography-Tandem Mass SpectrometryGC-MS/MS技术处理一起突发性食物中毒事件 2.Application of LC-MS/MS in pharmacokinetic studiesLC/MS/MS技术在药代...
In MALDI-TOF-MS, nano-ESI qTOF-MS of the entire protein preparation and nano-ESI-MS after digestion by trypsin and chymotrypsin impurities were not ... S Gerber,K Kirchhof,J?rg Kressler,... - 《Protein Expression & Purification》 被引量: 9发表: 2008年 Nanofractionation Analytics for Compa...
the molecular mimicry between human ribosomal protein L7 with 70-kDa sigma factor (σ70) of the RNA polymerase of , the complexes of synthetic σ70 peptides, σ(264–286), and σ(245–294), with protein G were investigated using nanoelectrospray ionization mass spectrometry (nanoESI-MS). ...
Quantitative Jasmonate Profiling Using a High-Throughput UPLC-NanoESI-MS/MS MethodDeuterium-labeled standardsJasmonatesJasmonic acidLiquid chromatographyMass spectrometryNanoelectrospray ionizationTwo-phase extractionJasmonic acid (JA) and its many derivatives-collectively referred as jasmonates-occur ubiquitously in...
The use of an integrated monolithic ESI emitter provided enhanced resistance to clogging and provided good run-to-run reproducibility. 展开 关键词: basic biological sciences flow rate peptides performance proteins proteomics, microspe-nanolc-esi-ms, silica-based monolithic column, integrated monolithic ...
本文分别利用 ESI-MS,REC-MS,MALDI-TOF-MS质谱技术研究了 Gd@C82 ,Gd2 @C80 ,Gd@C80 和富勒烯 Cn( n=60 ,70 ,82 ,84… )的气相负离子特性 。 更多例句>> 4) HPLC-ESI-MS/MS LC-ESI-MS/MS 1. Determination of Bromadiolone in whole blood by HPLC-ESI-MS/MS; HPLC-ESI-MS/MS法测定全...
A liquid chromatography/electrospray ionization mass spectrometry (nano-LC/ESI-MS) approach is described by which abundance of proteins (e.g., of beta-myosin heavy chain; MW 223 kDa) carrying a point mutation can be determined in tissue samples where the mutant protein is coexpressed with its...