Results 41 to 50 of about 4,133,758 (201)

A Non-Covalent Dimer Formation of Quaternary Ammonium Cation with Unusual Charge Neutralization in Electrospray-Ionization Mass Spectrometry

Molecules, 2021
Specific and nonspecific non-covalent molecular association of biomolecules is characteristic for electrospray-ionization mass spectrometry analysis of biomolecules.
Paulina Grocholska, Marta Kowalska, Robert Wieczorek, Remigiusz Bąchor   +3 more
doaj   +1 more source

Multicenter Study Using Desorption-Electrospray-Ionization-Mass-Spectrometry Imaging for Breast-Cancer Diagnosis

, 2018
The histological and molecular subtypes of breast cancer demand distinct therapeutic approaches. Invasive ductal carcinoma (IDC) is subtyped according to estrogen-receptor (ER), progesterone-receptor (PR), and HER2 status, among other markers. Desorption-
Luis Otávio Sarian (5759609), Geisilene R. Paiva, Chandandeep Nagi, Luis Otávio Sarian, Livia S. Eberlin, Stacey A. Carter (5759606), Jialing Zhang, Stacey A. Carter, John Q. Lin (5622686), Marcos N. Eberlin (745128), Robert Tibshirani, Raquel M. Rodrigues-Peres, Kyana Y. Garza (5622683), Jonathan H. Young, Chandandeep Nagi (286802), Livia S. Eberlin (461381), Raquel M. Rodrigues-Peres (5759597), Geisilene R. Paiva (5759603), Andreia M. Porcari, Marcos N. Eberlin, Jialing Zhang (1317267), Jonathan H. Young (5759600), Andreia M. Porcari (5759594), Robert Tibshirani (196), Kyana Y. Garza, John Q. Lin   +25 more
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Recent Development on the Detection and Monitoring of Chemical Intermediates by Ambient Mass Spectrometry [PDF]

Zhipu Xuebao
Along with the development of science and technology, chemical reactions exhibit an important role in various fileds including synthesis, chemical engineering, energy, environment, biology and medicine.
GE Xi-yang1, YIN Yi-yan1, OUYANG Jin2, NA Na1   +3 more
doaj  

Strategy to rapidly discriminate trace isomeric lignan compounds from Gymnotheca chinensis by probe electrospray ionization tandem mass spectrometry

, 2015
Probe electrospray ionization (PESO is a recently developed ionization technique based on electrospray ionization (ESI) that generates electrospray from the tip of a solid needle.
Liu, Jie, Ji, Baocheng, Xia, Bing, Zhou, Yan, Ding, Lisheng, Li, Jingrong, Zhou, Y (reprint author), Chinese Acad Sci, Chengdu Inst Biol, Chengdu 610041, Peoples R China., Xiao, Shiji   +7 more
core   +1 more source

Studies on Transition Metal-Quercetin Complexes Using Electrospray Ionization Tandem Mass Spectrometry

Molecules, 2015
To systematically study the effects of the number of d electrons of the first transition metal ions (Fe, Co, Ni, Cu and Zn) on the formation and stability of metal flavonoid complexes, we took the quercetin/M2+ complex as a model system to investigate ...
Yuanzhen Liu, Mingquan Guo
doaj   +1 more source

Detecting the cellular response of Lactobacillus reuteri with nanospray desorption electrospray ionization mass spectrometry [PDF]

, 2017
Mass spectrometry has proven to be a useful tool in microbiology research, especially for rapid identification of bacterial strains based on their unique mass spectral pattern.
NC DOCKS at The University of North Carolina at Greensboro, Uwakweh, Agbo-Oma A.   +1 more
core  

Quantitative aspects in electrospray ionization ion trap and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry of malto-oligosaccharides

, 2011
Mass spectrometry is widely applied in carbohydrate analysis, but still quantitative evaluation of data is critical due to different ionization efficiencies of the constituents in a mixture.
Unterieser, Inga, Enebro, Jonas,, Petra Mischnick, Jonas Enebro, Cuers, Julia, Voiges, Kristin,, Mischnick, Petra,, Kristin Voiges, Julia Cuers, Inga Unterieser   +9 more
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Venturi electrospray ionization: principles and applications

, 2021
CNPQ - CONSELHO NACIONAL DE DESENVOLVIMENTO CIENTÍFICO E TECNOLÓGICOCAPES - COORDENAÇÃO DE APERFEIÇOAMENTO DE PESSOAL DE NÍVEL SUPERIORIllustrative applications of a new sample introduction method to mass spectrometry (MS), termed Venturi electrospray ...
Poliseli, Camila B., Visentainer, Jesuí B., Eberlin, Marcos N., Meurer, Eduardo C., Moraes, L.A.B., Ribeiro, Marcos A.S., Tonin, Angélica P.P.   +6 more
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Modern Electrospray Ionization Mass Spectrometry Techniques for the Characterisation of Supramolecules and Coordination Compounds [PDF]

Mass spectrometry is routinely used for myriad applications in clinical, industrial, and research laboratories worldwide. Developments in the areas of ionisation sources, high-resolution mass analysers, tandem mass spectrometry, and ion mobility have ...
Niklas, Geue
core   +2 more sources

Pressurized electrochromatography coupled with electrospray ionization mass spectrometry for analysis of peptides and proteins

, 2004
Pressurized capillary electrochromatography (pCEC) was coupled with electrospray ionization mass spectrometry (ESI-MS) using a coaxial sheath liquid interface. It was used for separation and analysis of peptides and proteins.
Zhang, WB, Yan, C, Liang, Z, Zhang, YK, Zhang, UH, Duan, JC   +5 more
core   +1 more source