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7721
Anti acne-causing bacteria and phytochemical studies of jambu batu (Psidium guajava Linn.) leaf
Published 2020“…The active compounds anti-acne in fractions were identified by using Gas Chromatography-Mass Spectrometry (GS-MS), Liquid Chromatography-Mass Spectrometry (LS-MS) and Proton Nuclear Magnetic Resonance (1H NMR). The leaves of P. guajava Linn. was extracted into crude extract using four different solvents, namely methanol, ethanol, hexane and water. …”
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Thesis -
7722
Metabolomics analysis of the anti-inflammatory activity of Scurrula ferruginea (Jack) danser parasitizing on three different host plants, and insights into possible mechanism
Published 2020“…Afterwards, the metabolite variation was examined using proton nuclear magnetic resonance (1H NMR) and liquid chromatography mass spectrometry (LC-MS) combined with multivariate data analysis (MVDA). …”
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Thesis -
7723
Intrasubject subcortical quantitative referencing to boost MRI sensitivity to Parkinson's disease
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7724
Monomethylsulochrin isolated from biomass extract of Aspergillus sp. against Leishmania amazonensis: In vitro biological evaluation and molecular docking
Published 2022-08-01“…The chromatographic profiles of the extract were determined by high-performance liquid chromatography coupled with a diode-array UV-Vis detector (HPLC-DAD-UV), and the molecular identification of the pseurotin A and monomethylsulochrin were carried out by electrospray ionization mass spectrometry in tandem (LC-ESI-MS-MS) and nuclear magnetic resonance (NMR). Antileishmanial activity was assayed against promastigote and intracellular amastigote of Leishmania amazonensis. …”
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7725
Correlation of the Isotropic NMR Chemical Shift with Oxygen Coordination Distances in Periodic Solids
Published 2022-08-01“…In Nuclear Magnetic Resonance (NMR) spectroscopy, the isotropic chemical shift <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>δ</mi><mrow><mi>i</mi><mi>s</mi><mi>o</mi></mrow></msub></semantics></math></inline-formula> is a measure of the electron density around the observed nuclide. …”
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7726
Natural 2′,4-Dihydroxy-4′,6′-dimethoxy Chalcone Isolated from <i>Chromolaena tacotana</i> Inhibits Breast Cancer Cell Growth through Autophagy and Mitochondrial Apoptosis
Published 2024-02-01“…We determined the chemical composition of the chalcone using ultraviolet (UV) and nuclear magnetic resonance (NMR) spectroscopy. Its selective cytotoxicity against BC cell lines was assessed using the MTT assay. …”
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7727
A New Oleanane Type Saponin from the Aerial Parts of <i>Nigella sativa</i> with Anti-Oxidant and Anti-Diabetic Potential
Published 2020-05-01“…Phytochemicals were isolated from the methanolic extract of aerial parts of the plant by column chromatography and identified by nuclear magnetic resonance spectroscopy and mass spectroscopy. …”
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7728
Non-Invasive Prediction of <i>IDH</i> Mutation in Patients with Glioma WHO II/III/IV Based on F-18-FET PET-Guided In Vivo <sup>1</sup>H-Magnetic Resonance Spectroscopy and Machine...
Published 2020-11-01“…Subsequent ex vivo <sup>1</sup>H-nuclear magnetic resonance (<sup>1</sup>H-NMR) measurements performed on metabolite extracts of resected tumor material (eight specimens) revealed myo-inositol (M-ins) and glycine (Gly) to be the major discriminators of <i>IDH</i> status. …”
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7729
The FDA-Approved Antiviral Raltegravir Inhibits Fascin1-Dependent Invasion of Colorectal Tumor Cells In Vitro and In Vivo
Published 2021-02-01“…Biophysical techniques including nuclear magnetic resonance (NMR) and differential scanning fluorimetry (DSF) were carried out in order to confirm RAL as a Fascin1 blocker. …”
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Article -
7730
P2X7 receptor-activated microglia in cortex is critical for sleep disorder under neuropathic pain
Published 2023-02-01“…Furthermore, inhibition of P2X7R also decreased the VP-S1 coherence which increased in CCI group. Nuclear magnetic resonance demonstrated inhibition of P2X7R decreased glutamate (Glu) levels in thalamic and cortical regions which were significantly increased in the CCI mice. …”
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7731
Antiparasitic Meroterpenoids Isolated from <i>Memnoniella dichroa</i> CF-080171
Published 2023-02-01“…The structures of the isolated compounds were established by (+)-ESI-TOF high-resolution mass spectrometry and nuclear magnetic resonance spectroscopy. Compounds <b>1, 2</b>, and <b>4</b> exhibited potent antiparasitic activity against <i>P. falciparum</i> 3D7 (EC<sub>50</sub> 0.04–0.243 μM) and <i>T. cruzi</i> Tulahuen (EC<sub>50</sub> 0.266–1.37 μM) parasites, as well as cytotoxic activity against HepG2 tumoral liver cells (EC<sub>50</sub> 1.20–4.84 μM). …”
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7732
Plasma Metabolomic and Lipidomic Profiling of Metabolic Dysfunction-Associated Fatty Liver Disease in Humans Using an Untargeted Multiplatform Approach
Published 2022-11-01“…To uncover potential MAFLD pathogenesis in humans, we employed an untargeted nuclear magnetic resonance (NMR) spectroscopy- and high-resolution mass spectrometry (HRMS)-based multiplatform approach combined with a computational multiblock omics framework to characterize the plasma metabolomes and lipidomes of obese patients without (<i>n</i> = 19) or with liver biopsy confirmed MAFLD (<i>n</i> = 63). …”
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Article -
7733
Deep learning-based image segmentation model using an MRI-based convolutional neural network for physiological evaluation of the heart
Published 2023-03-01“…Therefore, it is important to develop an efficient heart segmentation algorithm.Methods: A total of 275 nuclear magnetic resonance imaging (MRI) heart scans were collected, analyzed, and preprocessed from Huaqiao University Affiliated Strait Hospital, and the data were used in our improved deep learning model, which was designed based on the U-net network. …”
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7734
Charge Transport and Glassy Dynamics in Blends Based on 1-Butyl-3-vinylbenzylimidazolium Bis(trifluoromethanesulfonyl)imide Ionic Liquid and the Corresponding Polymer
Published 2022-06-01“…Charge transport, diffusion properties, and glassy dynamics of blends of imidazolium-based ionic liquid (IL) and the corresponding polymer (polyIL) were examined by Pulsed-Field-Gradient Nuclear Magnetic Resonance (PFG-NMR) and rheology coupled with broadband dielectric spectroscopy (rheo-BDS). …”
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7735
Structural characterization, immunomodulatory effect and immune-mediated antitumor activity of a novel polysaccharide from the rhizome of Atractylodis macrocephala Koidz
Published 2024-01-01“…WAMPa was characterized with molecular weight (MW) distribution, infrared spectrum, monosaccharide composition, methylation and nuclear magnetic resonance spectra. The backbone of WAMPa was → 2)-β-D-Glcp-(1 → interspersed with a small amount of → 5)-α-D-Araf-(1→, and the branches were the terminal α-D-Glcp-(1 → and β-D-Glcp-(1→. …”
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7736
Genetic and environmental circadian disruption induce weight gain through changes in the gut microbiome
Published 2022-12-01“…Body composition and energy balance were evaluated by nuclear magnetic resonance (NMR), bomb calorimetry, food intake and running-wheel activity. …”
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7737
Structural, Vibrational and Electrochemical Analysis and Antibacterial Potential of Isomeric Chalcones Derived from Natural Acetophenone
Published 2020-07-01“…<i>Methods:</i> The molecular structures of these chalcones were determined by Nuclear Magnetic Resonance and characterized by infrared, Raman spectroscopy, and electrochemical analysis at room temperature. …”
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7738
油酸直接马来酸化制备C22 -三元羧酸Preparation of C22-tricarboxylic acid by Maleinisation of oleic acid
Published 2023-01-01“…It was proved that C22-tricarboxylic acid was obtained through mass spectrometry and nuclear magnetic resonance characterization. There was no obvious decrease in activity of catalyst after 5 times of recycling. …”
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7739
GC和LF-NMR结合化学计量学方法 检测掺假油茶籽油Detection of adulterated oil-tea camellia seed oil by GC and LF-NMR combined with chemometrics methods
Published 2023-08-01“…In order to provide support for the quality control and evaluation of oil-tea camellia seed oil, pure oil-tea camellia seed oil and adulterated oil-tea camellia seed oil (adulterated with rapeseed oil, peanut oil, palm oil,high olelc acid peanut oil respectively) were used as experimental materials, their fatty acid composition was analyzed by gas chromatography (GC) and transverse relaxation characteristic data was measured by low field nuclear magnetic resonance (LF-NMR), and then the qualitative and quantitative analysis models for distinguishing adulteration of oil-tea camellia seed oil were established by combining chemometric methods such as principal component analysis (PCA), partial least squares discriminant analysis (PLS-DA), and partial least squares analysis (PLS). …”
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7740
1,3-Pentadiene-Assistant Living Anionic Terpolymerization: Composition Impact on Kinetics and Microstructure Sequence Primary Analysis
Published 2023-05-01“…By contrast, the microstructure and the thermal property of the resulting terpolymer were investigated via Nuclear magnetic resonance (NMR) and Differential scanning calorimetry (DSC) analysis. …”
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