Search Results - "ALCANTARA, GLAUCIA BRAZ"
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Cytotoxic Evaluation of Phenolic Compounds from Lichens against Melanoma Cells
Published in Chemical & pharmaceutical bulletin (01-02-2013)“…Atranorin, lichexanthone, and the (+)-usnic, diffractaic, divaricatic, perlatolic, psoromic, protocetraric, and norstictic acids isolated from the lichens…”
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2
NMR-based foodomics of common tubers and roots
Published in Journal of pharmaceutical and biomedical analysis (05-02-2022)“…•NMR-based foodomics revealed the chemical composition of the tubers and roots.•31 metabolites were characterized and 22 were quantified in the extracts.•This…”
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3
qNMR in natural products: practical approaches. What nobody tells you before starting your qNMR study
Published in Frontiers in natural products (25-06-2024)“…NMR (Nuclear Magnetic Resonance) spectroscopy is a well-established technique for elucidating the structure and composition of Natural Products (NP). However,…”
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4
Sodium quantitation in soft drinks: A rapid methodology by qNMR
Published in Magnetic resonance in chemistry (01-02-2020)“…High sodium dietary intake has a positive association with an increase in blood pressure and can be correlated with risk factors of disease. Considering that…”
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5
NMR-based and chemometric approaches applicable to adulteration studies for assessment of the botanical origin of edible oils
Published in Journal of food science and technology (01-01-2019)“…The health benefits of edible oils, especially promoted by ω3 and ω9 fatty acids, have been associated with their botanical origin. In order to investigate…”
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6
Dietary fiber chemical structures and physicochemical properties of edible Pouteria glomerata fruits, native from Brazilian Pantanal
Published in Food research international (01-11-2020)“…[Display omitted] •P. glomerata fruit showed high antioxidant activity and high levels of vitamin C.•Soluble dietary fibers were composed of homogalacturonan,…”
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Metabolic Study of Dioecy in Mauritia flexuosa: NMR‐based and Chemometric Approaches
Published in Phytochemical analysis (01-05-2018)“…Introduction Mauritia flexuosa is a dioecious species native to the Amazon, and the gender identification can currently be determined through the…”
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Partial Least Squares Regression Method to Predict Docosahexaenoic and Eicosapentaenoic Acids in Fish Oil Supplements
Published in Orbital : The Electronic Journal of Chemistry (24-06-2024)“…Fish oil dietary supplements have been linked to various health benefits due to the high concentration of omega-3 polyunsaturated fatty acid (ω-3 PUFA). The…”
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Combined application of acetylcholine (ACh) and gamma-aminobutyric acid (GABA) mitigates the effects of water deficit in soybean
Published in Plant stress (Amsterdam) (01-03-2024)“…•Combined application of ACh:GABA mitigated the harmful effects in soybean plants under water deficit.•Although the hydric regime has been the main variation…”
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Linseed, Baru, and Coconut Oils: NMR-Based Metabolomics, Leukocyte Infiltration Potential In Vivo, and Their Oil Characterization. Are There Still Controversies?
Published in Nutrients (10-03-2022)“…Different fatty acid proportions produce potential inflammatory and metabolic changes in organisms. However, the evidence for how each fatty acid mediates the…”
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11
NMR‐based approach reveals seasonal metabolic changes in mate (Ilex paraguariensis A. St.‐Hil.)
Published in Magnetic resonance in chemistry (01-05-2018)“…Ilex paraguariensis (mate) is a species native to South America and is widely consumed in countries such Argentina, Uruguay, Paraguay, and Brazil. Mate…”
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Impacts of soybean-induced defenses on Spodoptera frugiperda (Lepidoptera: Noctuidae) development
Published in Arthropod-plant interactions (01-04-2018)“…As soybean ( Glycine max [L.] Merrill) is an important crop throughout the world, the action of herbivorous insects responsible for economic and productivity…”
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13
Cytotoxic Activity of Compounds from Lichens of the Cerrado Biome in Brazil
Published in Orbital : The Electronic Journal of Chemistry (01-01-2020)“…Lichens are sources of numerous biologically active compounds and many of these have demonstrated antitumor potential. The purposes of this study were to…”
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14
Antigenotoxicity of Depsidones Isolated from Brazilian Lichens
Published in Orbital : The Electronic Journal of Chemistry (01-01-2017)“…Although phenolic compounds produced by lichens have been widely investigated in antitumor assays, only a small number have been evaluated for mutagenicity and…”
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15
Increment of antimycobaterial activity on lichexanthone derivatives
Published in Medicinal chemistry (Shp-sariqah, United Arab Emirates) (01-11-2013)“…A new dihydropyranexanthone derived from the natural xanthone lichexanthone (1) was synthesised and, together with other 18 derivatives including ω-bromo and…”
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16
Chemometric analysis applied in 1H HR-MAS NMR and FT-IR data for chemotaxonomic distinction of intact lichen samples
Published in Analytica chimica acta (09-07-2007)“…This paper describes the potentiality of chemometric analysis applied in 1H HR-MAS NMR and FT-IR data for lichen chemotaxonomic investigations. Lichens present…”
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Journal Article Conference Proceeding -
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Fracionamento de polifosfato de sódio e caracterização por RMN de 31P: um experimento para aulas de físico-química
Published in Química Nova (2010)“…This text describes an experiment on fractional precipitation of a polymer together with determination of average degree of polymerization by NMR. Commercial…”
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18
Assessment of genetically modified soybean crops and different cultivars by Fourier transform infrared spectroscopy and chemometric analysis
Published in Orbital : The Electronic Journal of Chemistry (01-06-2010)“…This paper describes the potentiality of Fourier transform infrared (FT-IR) spectroscopy associated to chemometric analysis for assessment of conventional and…”
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19
Metabolic response of soybean plants to Sclerotinia sclerotiorum infection
Published in Phytochemistry (Oxford) (01-11-2019)“…White mold is a disease caused by the fungus Sclerotinia sclerotiorum, a highly destructive necrotrophic pathogen that infects soybean crops, among others…”
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Comparative Study of Fatty Acid Composition in Crude Vegetable Oils from Species Cultivated in Mato Grosso do Sul, Brazil
Published in Orbital : The Electronic Journal of Chemistry (01-04-2023)“…Soybean is the main oilseed cultivated in the Middle-west region of Brazil, once geoclimatic conditions favor its cultivation and underexplored species such as…”
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