Search Results - "Kim, Heon Woong"
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Characterization of catechins, theaflavins, and flavonols by leaf processing step in green and black teas (Camellia sinensis) using UPLC-DAD-QToF/MS
Published in European food research & technology (01-05-2019)“…Most previous studies have been focused on the variation of tea chemical composition by fermentative processes as well as different cultivars and regions. The…”
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Characterization of Saponins from Various Parts of Platycodon grandiflorum Using UPLC-QToF/MS
Published in Molecules (Basel, Switzerland) (24-12-2021)“…(PG) is known as a high-potential material in terms of its biological activity. The objective of this report is to provide chromatographic and mass fragment…”
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Metabolic tracking of isoflavones in soybean products and biosamples from healthy adults after fermented soybean consumption
Published in Food chemistry (15-11-2020)“…•Fermentation changed soybean isoflavones, enhancing absorption and bioavailability.•Total isoflavone levels were similar in 24 h urine samples after FS or NFS…”
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Comprehensive characterization of flavonoid derivatives in young leaves of core-collected soybean (Glycine max L.) cultivars based on high-resolution mass spectrometry
Published in Scientific reports (29-08-2022)“…Most previous studies have been focused on isoflavone profile with biological activities from soybean seed and its related products. However, in the present…”
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Changes in Isoflavone Profile from Soybean Seeds during Cheonggukjang Fermentation Based on High-Resolution UPLC-DAD-QToF/MS: New Succinylated and Phosphorylated Conjugates
Published in Molecules (Basel, Switzerland) (27-06-2022)“…In this study, thirty-eight isoflavone derivatives were comprehensively identified and quantified from the raw, steamed and fermented seeds of four selected…”
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Black rice (Oryza sativa L.) extract attenuates hepatic steatosis in C57BL/6 J mice fed a high-fat diet via fatty acid oxidation
Published in Nutrition & metabolism (30-03-2012)“…Two major risk factors for the onset of fatty liver disease are excessive alcohol intake and obesity, the latter being associated with non-alcoholic fatty…”
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Comprehensive characterization of hydroxycinnamoyl derivatives in green and roasted coffee beans: A new group of methyl hydroxycinnamoyl quinate
Published in Food Chemistry: X (30-06-2019)“…The aim of this study was to quantitatively characterize 19 green and roasted coffee beans by ultra-performance liquid chromatography coupled with diode array…”
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Characterization of Seven New Steroidal Saponins from Korean Oat Cultivars by UPLC-QTOF-MS and UPLC-MS/MS
Published in ACS omega (26-03-2024)“…Oat saponins are composed of triterpenoid and steroidal saponins, and their potential biological activities, such as antibacterial, antifungicidal, osteogenic,…”
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Antioxidant and Anti-Inflammatory Activities in Relation to the Flavonoids Composition of Pepper (Capsicum annuum L.)
Published in Antioxidants (13-10-2020)“…The chili pepper (Capsicum annuum L.) is a food source that is rich in flavonoids such as luteolin and apigenin. Flavonoids are known to have anti-inflammatory…”
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Identification of α-Glucosidase Inhibitors from Leaf Extract of Pepper (Capsicum spp.) through Metabolomic Analysis
Published in Metabolites (22-09-2021)“…Metabolomics and in vitro α-glucosidase inhibitory (AGI) activities of pepper leaves were used to identify bioactive compounds and select genotypes for the…”
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Modulatory Effects of the Kuwanon-Rich Fraction from Mulberry Root Bark on the Renin-Angiotensin System
Published in Foods (01-05-2024)“…In this study, we investigated the anti-hypertensive properties of mulberry products by modulating the renin-angiotensin system (RAS). Comparative analysis…”
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Plebeian Sage (Salvia plebeia R. Br) Extract Ameliorates Inflammation and Cartilage Degradation in Surgically Induced Osteoarthritis Rats
Published in Applied sciences (01-02-2022)“…Osteoarthritis (OA), the most prevalent articular disease with the clinical syndrome of joint pain accompanied by varying degrees of functional limitation,…”
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In vitro and in vivo hypoglycemic effects of cyanidin 3-caffeoyl-p-hydroxybenzoylsophoroside-5-glucoside, an anthocyanin isolated from purple-fleshed sweet potato
Published in Food chemistry (30-01-2019)“…•Purple sweet potato Shinzami had highest anthocyanin content of the 6 cultivars.•Shinzami-derived anthocyanin restricted glucose secretion in HepG2 cells.•The…”
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Characterization and quantification of flavonoid glycosides in the Prunus genus by UPLC-DAD-QTOF/MS
Published in Saudi journal of biological sciences (01-12-2018)“…Widely distributed in plants, flavonoids reduce the incidence of cancer and cardiovascular disease. In this study, flavonoid content and composition in members…”
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Comprehensive profiling of phenolic compounds and triterpenoid saponins from Acanthopanax senticosus and their antioxidant, α-glucosidase inhibitory activities
Published in Scientific reports (01-11-2024)“…Acanthopanax senticosus belongs to Araliaceae family and is traditionally used as a tonic. The roots and stems are mainly used as treatments for hypodynamia,…”
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Anthocyanin changes in the Korean purple-fleshed sweet potato, Shinzami, as affected by steaming and baking
Published in Food chemistry (15-02-2012)“…► Content and composition of anthocyanins were evaluated in sweet potato. ► Fifteen individual anthocyanins were isolated and confirmed. ► In steamed tubers,…”
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Characterization of phenolic compounds from normal ginger (Zingiber officinale Rosc.) and black ginger (Kaempferia parviflora Wall.) using UPLC–DAD–QToF–MS
Published in European food research & technology (01-03-2019)“…Zingiberaceae is the large diverse family comprised of rhizomatous plants with a higher concentration of phenolic compounds. The normal ginger ( Zingiber…”
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Identification and quantification of hydroxybenzoyl and hydroxycinnamoyl derivatives from Korean sweet potato cultivars by UPLC-DAD-QToF/MS
Published in Journal of food composition and analysis (01-07-2021)“…[Display omitted] •Clarity of identification based on previously constructed LC–MS library and UPLC-DAD-QToF/MS.•Comprehensive identification and…”
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γ-Oryzanol suppresses COX-2 expression by inhibiting reactive oxygen species-mediated Erk1/2 and Egr-1 signaling in LPS-stimulated RAW264.7 macrophages
Published in Biochemical and biophysical research communications (16-09-2017)“…Cyclooxygenase (COX)-2 produces prostanoids, which contribute to inflammatory responses. Nuclear factor (NF)-κB is a key transcription factor mediating COX-2…”
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Optimal extraction conditions and quantification of lignan phytoestrogens in cereal grains using targeted LC-MS/MS
Published in Frontiers in nutrition (Lausanne) (11-06-2024)“…Lignans are phytoestrogens found in various forms such as glycosides, ester-linked oligomers, and aglycones in a variety of foods, including soy products,…”
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