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2007 1622
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2010 1923
2011 2049
2012 2256
2013 2354
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53,892 results

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Page 1
Showing results for mass gc
Search for Maus GC instead (1 results)
The role of GC-MS and LC-MS in the discovery of drinking water disinfection by-products.
Richardson SD. Richardson SD. J Environ Monit. 2002 Feb;4(1):1-9. doi: 10.1039/b105578j. J Environ Monit. 2002. PMID: 11871687 Review.
Gas chromatography-mass spectrometry (GC-MS) has played a pivotal role in the discovery of disinfection by-products (DBPs) in drinking water. ...Later, researchers utilized chemical ionization (CI)-MS to provide molecular weight information and high re …
Gas chromatography-mass spectrometry (GC-MS) has played a pivotal role in the discovery of disinfection by-products (DBPs) in …
GC and mass spectral studies on acylated side chain regioisomers of 3-methoxy-4-methyl-phenethylamine and 4-methoxy-3-methyl-phenethylamine.
Awad T, DeRuiter J, Belal T, Clark CR. Awad T, et al. J Chromatogr Sci. 2009 Apr;47(4):279-86. doi: 10.1093/chromsci/47.4.279. J Chromatogr Sci. 2009. PMID: 19406013
The side chain regioiomers of the 3-methoxy-4-methylphenethylamines and 4-methoxy-3-methyl-phenethylamines have mass spectra essentially equivalent to the controlled drug substance 3,4-methylenedioxymethamphetamine (3,4-MDMA), all have molecular weight of 193 …
The side chain regioiomers of the 3-methoxy-4-methylphenethylamines and 4-methoxy-3-methyl-phenethylamines have mass spectra essentia …
Differentiating organically and conventionally grown oregano using ultraperformance liquid chromatography mass spectrometry (UPLC-MS), headspace gas chromatography with flame ionization detection (headspace-GC-FID), and flow injection mass spectrum (FIMS) fingerprints combined with multivariate data analysis.
Gao B, Qin F, Ding T, Chen Y, Lu W, Yu LL. Gao B, et al. J Agric Food Chem. 2014 Aug 13;62(32):8075-84. doi: 10.1021/jf502419y. Epub 2014 Jul 31. J Agric Food Chem. 2014. PMID: 25050447
Ultraperformance liquid chromatography mass spectrometry (UPLC-MS), flow injection mass spectrometry (FIMS), and headspace gas chromatography (headspace-GC) combined with multivariate data analysis techniques were examined and compared in differentiating orga …
Ultraperformance liquid chromatography mass spectrometry (UPLC-MS), flow injection mass spectrometry (FIMS), and headspace gas …
Automated Annotation and Evaluation of In-Source Mass Spectra in GC/Atmospheric Pressure Chemical Ionization-MS-Based Metabolomics.
Jaeger C, Hoffmann F, Schmitt CA, Lisec J. Jaeger C, et al. Anal Chem. 2016 Oct 4;88(19):9386-9390. doi: 10.1021/acs.analchem.6b02743. Epub 2016 Sep 14. Anal Chem. 2016. PMID: 27584561
Gas chromatography using atmospheric pressure chemical ionization coupled to mass spectrometry (GC/APCI-MS) is an emerging metabolomics platform, providing much-enhanced capabilities for structural mass spectrometry as compared to traditional electron ionizat …
Gas chromatography using atmospheric pressure chemical ionization coupled to mass spectrometry (GC/APCI-MS) is an emerging met …
Experiences and Perspectives of GC-MS Application for the Search of Low Molecular Weight Discriminants of Schizophrenia.
Porozova N, Danilova E, Senshinov I, Tsakalof A, Nosyrev A. Porozova N, et al. Molecules. 2022 Dec 31;28(1):324. doi: 10.3390/molecules28010324. Molecules. 2022. PMID: 36615518 Free PMC article. Review.
At present, there is a recognized need for an objective, unbiased clinical test for schizophrenia diagnosis at an early stage and categorization of the disease. This can be achieved by assaying low-molecular-weight biomarkers of the disease. Here we give an overview …
At present, there is a recognized need for an objective, unbiased clinical test for schizophrenia diagnosis at an early stage and categoriza …
[Clinical application of mass spectrometry in the pediatric field: current topics].
Yamaguchi S. Yamaguchi S. Rinsho Byori. 2013 Sep;61(9):817-25. Rinsho Byori. 2013. PMID: 24369594 Review. Japanese.
Mass spectrometry, including tandem mass spectrometry (MS/MS) and gas chromatography-mass spectrometry (GC/MS), is becoming prominent in the diagnosis of metabolic disorders in the pediatric field. It enables biochemical diagnosis of metabolic disorder …
Mass spectrometry, including tandem mass spectrometry (MS/MS) and gas chromatography-mass spectrometry (GC/MS), …
A preconcentrator coupled to a GC/FTMS: advantages of self-chemical ionization, mass measurement accuracy, and high mass resolving power for GC applications.
Solouki T, Szulejko JE, Bennett JB, Graham LB. Solouki T, et al. J Am Soc Mass Spectrom. 2004 Aug;15(8):1191-200. doi: 10.1016/j.jasms.2004.03.003. J Am Soc Mass Spectrom. 2004. PMID: 15276166 Free article.
Coupling of a cryogenic preconcentrator (PC) to a gas chromatograph/Fourier transform ion cyclotron resonance mass spectrometer (GC/FT-ICR MS) is reported. To demonstrate the analytical capabilities of the PC/GC/FT-ICR MS, headspace samples containing volatil …
Coupling of a cryogenic preconcentrator (PC) to a gas chromatograph/Fourier transform ion cyclotron resonance mass spectrometer (G …
Data (pre-)processing of nominal and accurate mass LC-MS or GC-MS data using MetAlign.
Lommen A. Lommen A. Methods Mol Biol. 2012;860:229-53. doi: 10.1007/978-1-61779-594-7_15. Methods Mol Biol. 2012. PMID: 22351181
This paper gives a step-by-step account of how to install, set up, and run MetAlign software, which can be downloaded freely ( http://www.metalign.wur.nl/UK/Download+and+publications ). The software is used for accurate mass and nominal mass data coming from differe …
This paper gives a step-by-step account of how to install, set up, and run MetAlign software, which can be downloaded freely ( http://www.me …
A review on the enzymes and metabolites identified by mass spectrometry from bacteria and microalgae involved in the degradation of high molecular weight PAHs.
Méndez García M, García de Llasera MP. Méndez García M, et al. Sci Total Environ. 2021 Nov 25;797:149035. doi: 10.1016/j.scitotenv.2021.149035. Epub 2021 Jul 15. Sci Total Environ. 2021. PMID: 34303250 Review.
High molecular weight PAHs (HMW PAHs) are dangerous pollutants widely distributed in the environment. ...The identification of their metabolites, mostly by GC-MS and LC-MS, allows a better approach to the enzymes involved in the key steps of the metabolic pat …
High molecular weight PAHs (HMW PAHs) are dangerous pollutants widely distributed in the environment. ...The identification of …
Low-molecular-weight thiols in thiol-disulfide exchange.
Van Laer K, Hamilton CJ, Messens J. Van Laer K, et al. Antioxid Redox Signal. 2013 May 1;18(13):1642-53. doi: 10.1089/ars.2012.4964. Epub 2012 Dec 18. Antioxid Redox Signal. 2013. PMID: 23075082 Review.
The complementary action of oxidoreductases and of high concentrations of low-molecular-weight (LMW) nonprotein thiols plays an essential role in maintaining the redox potential of the cell in balance. ...
The complementary action of oxidoreductases and of high concentrations of low-molecular-weight (LMW) nonprotein thiols plays a …
53,892 results
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