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7841
Thermodynamic and transport property modeling in super critical water
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Thesis -
7842
INHIBITION OF GLUTHATION S TRANSFERASES BY CURCUMIN AND ITS DERIVATIVES MOLECULAR MECHANISM AND QUALITATIVE STRUCTURE-ACTIVITY RELATIONSHIPS
Published 2000“…Chemically synthesis via intermediate N-acetyl-S-L-alanyl methyl ester sulfenyl chloride was successful to get mercapturic acid of dimethyl curcumin,but not of curcumin [based on the proton nuclear magnetic resonance (H-NMR) and mass spectral data]. …”
Article -
7843
A KINETIC STUDY OF ESTERIFICATION OF NAPHTHENIC ACIDS FROM A COLOMBIAN HEAVY CRUDE OIL
Published 2012-01-01“…Naphthenic acids were extracted from the crude and structurally characterized by Fourier Transform Infrared Spectroscopy (FTIR), Nuclear Magnetic Resonance (NMR) and Gel Permeation Chromatography (GPC). …”
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Article -
7844
High-density lipoprotein subclasses and cardiovascular disease and mortality in type 2 diabetes: analysis from the Hong Kong Diabetes Biobank
Published 2022-12-01“…Research design and methods HDL subclasses by nuclear magnetic resonance spectroscopy were determined in sera from 1991 fasted adults with type 2 diabetes (T2D) consecutively recruited from March 2014 to February 2015 in Hong Kong. …”
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Article -
7845
Study on the Nonlinear Permeability Mechanism and Pore Structure Characteristics of Deep Confined Aquifers
Published 2023-10-01“…The internal pore structure characteristics of clayey sand were obtained by using low-field nuclear magnetic resonance (NMR) technology to explore the clayey sand’s nonlinear permeability micro-mechanism. …”
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Article -
7846
Identifying metabolic features of colorectal cancer liability using Mendelian randomization
Published 2023-12-01“…Methods: To investigate whether changes in circulating metabolites characterize the early stages of colorectal cancer (CRC) development, we examined the associations between a genetic risk score (GRS) associated with CRC liability (72 single-nucleotide polymorphisms) and 231 circulating metabolites measured by nuclear magnetic resonance spectroscopy in the Avon Longitudinal Study of Parents and Children (N = 6221). …”
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Article -
7847
POMK regulates dystroglycan function via LARGE1-mediated elongation of matriglycan
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Article -
7848
Fine-tuned cholesterol solubilizer, mono-6-O-α-D-maltosyl-γ-cyclodextrin, ameliorates experimental Niemann–Pick disease type C without hearing loss
Published 2022-11-01“…To investigate the molecular mechanisms of action behind the differential ototoxicity of these CDs, we performed cholesterol solubility analysis, proton nuclear magnetic resonance spectroscopy, and molecular modeling, and estimated that the cholesterol inclusion mode of G2-γ-CD maintained solely the 1:1 inclusion complex, whereas that of HP-β-CD shifted to the highly-soluble 2:1 complex at higher concentrations. …”
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Article -
7849
A Review of Current Status and Analysis Methods of Antibiotic Contamination in Groundwater in China (2012—2021)
Published 2023-01-01“…These methods include microbial inhibition method (MIT), thin layer chromatography (TLC), gas chromatogram-mass spectrometry (GC-MS), high-performance liquid chromatogram-nuclear magnetic resonance (HPLC-NMR) and liquid chromatogram-mass spectrometry (LC-MS). …”
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Article -
7850
Trichostatin D as a Novel KLF2 Activator Attenuates TNFα-Induced Endothelial Inflammation
Published 2022-11-01“…By using a high-throughput screening model based on a <i>KLF2</i> promoter luciferase reporter assay, column chromatography, electrospray ionization mass spectrometry (ESI-MS), and nuclear magnetic resonance (NMR) spectra, trichostatin D (TSD) was isolated from the rice fermentation of <i>Streptomyces</i> sp. …”
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Article -
7851
5.310 Laboratory Chemistry, Fall 2017
Published 2021“…The course covers principles and applications of chemical laboratory techniques, including preparation and analysis of chemical materials, measurement of pH, gas and liquid chromatography, visible-ultraviolet spectrophotometry, infrared spectroscopy, nuclear magnetic resonance, mass spectrometry, polarimetry, X-ray diffraction, kinetics, data analysis, and organic synthesis.AcknowledgementsDr. …”
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7852
5.311 Introductory Chemical Experimentation, Fall 2005
Published 2023“…Experimental work emphasizes development of fundamental laboratory skills and techniques: volumetric and colorimetric analysis; nuclear magnetic resonance; preparation, purification, and characterization of chemical substances; and data analysis. …”
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7853
Phase evolution and local structure in [Cs, MA][Pb, Sr][Cl, Br]3 perovskites
Published 2022“…High resolution 133Cs/207Pb/13C/1H magic angle spinning nuclear magnetic resonance spectrometry (MAS-NMR) verified each composition was single-phase and highly ordered. …”
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Thesis-Doctor of Philosophy -
7854
Design, fabrication and characterization of dynamic covalent polymer networks containing reversible Diels-Alder adducts derived from vegetable oil and furfural
Published 2023-10-01“…The reprocessability, shape memory, molecular structures, thermal properties and mechanical properties of the DCPNs were all investigated. 1H nuclear magnetic resonance (1H-NMR) and Fourier transform infrared spectroscopy (FTIR) analysises demonstrated the target reactive products were all successfully synthesized. …”
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Article -
7855
Improvement of Charge Characteristics of Oxisols Using Basalt and Rice Husk Compost for Cocoa Growth
Published 2006“…The type of organic C functional groups was determined using a solid state cross polarization magic angle spinning (CP/MAS) 13C nuclear magnetic resonance (NMR) spectroscopy. The C functional groups were similar when determined under laboratory, glasshouse and field conditions. …”
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Thesis -
7856
The synthesis of compounds related to naturally occurring flavanoids
Published 1965“…</p> <p>A number of simple flavan-4-ols have been synthesised, and their benzoates shown, by a <em>strict</em> examination by nuclear magnetic resonance spectroscopy, to exist in a "half chair" conformation, with the oxygen function axial in the α-flavanols and equatorial in the β-flavanols. …”
Thesis -
7857
A PRELIMINARY STUDY OF INVESTIGATING OF COMPOUND GROUP CONTAINED IN ETHANOLIC EXTRACT OF MAHAGONY (Swietenia mahagoni L. Jacq.) SEEDS RELATED TO Α-GLUCOSIDASE INHIBITION
Published 2018-06-01“…I. isolation, structures, and 1H- and 13C-nuclear magnetic resonance signal assignments of new tetranorterpenoids related to swietenine and swietenolide. …”
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Article -
7858
The gut microbiota and metabolome are associated with diminished COVID-19 vaccine-induced antibody responses in immunosuppressed inflammatory bowel disease patientsResearch in cont...
Published 2023-02-01“…Patients were classified as having responses above or below the geometric mean of the wider CLARITY-IBD cohort. 16S rRNA gene amplicon sequencing, nuclear magnetic resonance (NMR) spectroscopy and bile acid profiling with ultra-high-performance liquid chromatography mass spectrometry (UHPLC-MS) were performed on faecal samples. …”
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Article -
7859
PREDICTION OF DENSITY AND VISCOSITY OF COLOMBIAN CRUDE OILS FROM CHROMATOGRAPHIC DATA
Published 2012-01-01“…Notwithstanding this, performance of the regression based on GC data was lower compared to the corresponding Nuclear Magnetic Resonance models. Validations of the regressions with PLS2-5 reported average relative errors for density and kinematic viscosity (predicted in terms of DF*Ln(Vk)) of 1,4 and 29%, respectively, which are surprisingly low given the appreciable amount of chromatographic residue in several crudes. …”
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Article -
7860
Analogues of choline and related compounds
Published 1973“…</p> <p>Since the phosphorus-31 nucleus has a spin of andfrac12;, and couples with the proton, both proton magnetic resonance (PMR) and <sup>31</sup>P nuclear magnetic resonance (<sup>31</sup>P-NMR) studies of the phosphonium analogues were found to be of interest. …”
Thesis