Hyun-Yong Kim

ORCID: 0000-0003-2011-3697
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About
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Research Areas
  • Molecular Spectroscopy and Structure
  • Phytochemicals and Antioxidant Activities
  • Inorganic Fluorides and Related Compounds
  • Natural product bioactivities and synthesis
  • Phytochemistry and Biological Activities
  • Natural Antidiabetic Agents Studies
  • Plant Toxicity and Pharmacological Properties
  • Biochemical effects in animals
  • Inflammatory mediators and NSAID effects
  • Spectroscopy and Laser Applications
  • Spectroscopy and Quantum Chemical Studies
  • Solid-state spectroscopy and crystallography
  • Exercise and Physiological Responses
  • Phytoestrogen effects and research
  • Drug-Induced Hepatotoxicity and Protection
  • Genomics, phytochemicals, and oxidative stress
  • Vitamin C and Antioxidants Research
  • Allergic Rhinitis and Sensitization
  • Advanced Chemical Physics Studies
  • Pharmacological Effects of Natural Compounds
  • Quantum, superfluid, helium dynamics
  • Tea Polyphenols and Effects
  • Biochemical and biochemical processes
  • Berberine and alkaloids research
  • Nutrition, Health and Food Behavior

Kyung Hee University
2023

Korea Institute of Oriental Medicine
2023

Hallym Polytechnic University
2021

Hallym University
2019-2021

Korea Research Institute of Bioscience and Biotechnology
2018

Chungnam National University
2018

University of Missouri
1972-1982

Argonne National Laboratory
1968

The infrared spectra of HOF and DOF in the gas phase have been studied. From analysis rotational subbands, fundamental frequencies are determined to be 3578.5, 1354.8, 889.0 cm−1 for HOF; 2643.5, 1003.9, 891.1 DOF. respective values constants (A″ − B̄″) B̄″ 18.37 0.86 HOF, 9.79 0.81

10.1063/1.1678752 article EN The Journal of Chemical Physics 1972-10-15

Arthritis is a common condition that causes pain and inflammation in joint. Previously, we reported the mixture extract (ME) from Agrimonia pilosa Ledeb. (AP) Salvia miltiorrhiza Bunge (SM) could ameliorate gout arthritis. In present study, aimed to investigate potential anti-inflammatory antinociceptive effects of ME characterize mechanism. We compared positive control, Perna canaliculus powder (PC). The results showed one-off one-week treatment reduced threshold dose-dependent manner (from...

10.3390/plants10061234 article EN cc-by Plants 2021-06-17

Diabetes complications, including peripheral neuropathy, cataracts, impaired wound healing, vascular damage, arterial wall stiffening and retinopathy diseases, are among the most predominant health problems facing world’s population today. The 22 Peruvian plant extracts were screened for their potential inhibitory activity against rat lens aldose reductase (RLAR) DPPH radical scavenging. Among them, we have found that Tanacetum parthenium L. (TP) has RLAR, AGEs scavenging activities. We used...

10.3390/molecules24102010 article EN cc-by Molecules 2019-05-25

The Raman spectra of liquid and solid XeO2F2 the infrared spectrum in an argon matrix at liquid-helium temperature are reported. They interpreted terms C2υ molecular symmetry which can be associated with a molecule pseudobipyramidal structure, where two F atoms axial to Xe O lone electron pair equatorial. vibrational support existence primarily monomeric molecules state quite probably solid. nine fundamentals assigned are: 848 (ν1), 490 (ν2), 333 (ν3), 198 (ν4), 224 (ν5), 905 (ν6), 324 (ν7),...

10.1063/1.1669818 article EN The Journal of Chemical Physics 1968-07-01

Abstract Normal modes of a linear array iodine atoms with various repeat units, (I ), I and have been calculated. The four resonance Raman bands (158, 107, 57, 27 cm −1 ) observed the starch–iodine complex can be assigned to symmetric either n or chain. However, nature valence force fields these two structures is very different: former consists weakly coupled chain structure, while latter, , tightly bound approaching equidistant spacings. nearly equivalent I‐I stretching constants obtained...

10.1002/bip.360211102 article EN Biopolymers 1982-11-01

Valeriana rigida Ruiz & Pav. (V. rigida) has long been used as a herbal medicine in Peru; however, its phytochemicals and pharmacology need to be scientifically explored. In this study, we combined the offline 2,2-diphenyl-1-picryl-hydrazyl-hydrate (DPPH)-/ultrafiltration-high-performance liquid chromatography (HPLC) high-speed counter-current (HSCCC)/pH-zone-refining (pH-zone-refining CCC) screen separate antioxidants aldose reductase (AR) inhibitors from 70% MeOH extract of V. rigida,...

10.3390/foods10051079 article EN cc-by Foods 2021-05-13

The Raman spectra of solid HOF, DOF, and an HOF/DOF mixture have been measured. Two the three internal vibrations (the O–F O–H stretches) were seen, they coincide with bands previously found in infrared spectrum solid. Six low frequency intermolecular interpreted terms a hydrogen-bonded structure consisting planar zigzag chains, similar to chains that constitute HF.

10.1063/1.443203 article EN The Journal of Chemical Physics 1982-02-15

Oxidative stress is caused by reactive oxygen species and free radicals that accelerate inflammatory responses exacerbate fatigue. Tormentic acid (TA) has antioxidant anti-inflammatory properties. Thus, the aim of present study to determine fatigue-regulatory effects TA in H2O2-stimulated myoblast cell line, C2C12 cells treadmill test (TST) forced swimming (FST) animal models.In vitro study, were pretreated with before stimulation H2O2. Then, malondialdehyde (MDA), lactate dehydrogenase...

10.4162/nrp.2023.17.4.670 article EN Nutrition Research and Practice 2023-01-01

Asthma is a pulmonary disease induced by the inhalation of aeroallergens and subsequent inappropriate immune responses. Camellia sinensis (L.) Kuntze has been evaluated as an effective antioxidant supplement produced from bioactive compounds, including flavonoids. In this study, we aimed to determine effects extract (CE) on ovalbumin-induced allergic asthma. The components CE were analyzed using high-performance liquid chromatography (HPLC) chromatogram patterns, asthmatic animal models via...

10.3390/pharmaceutics15092355 article EN cc-by Pharmaceutics 2023-09-20

We aimed to investigate the effect of Sicyos angulatus (SA) ethanolic extracts as antioxidants and potential treatments for liver disease.To establish a mouse model injury, C57BL/6 male mice were injected via caudal vein with single dose concanavalin A (Con A, 15 mg kg-1). SA administered once by oral gavage 30 min before Con injection.In vitro studies showed that decreased tert-butyl hydroperoxide (t-BHP)-induced reactive oxygen species (ROS) production. administration reduced plasma...

10.1080/13510002.2018.1546986 article EN cc-by Redox Report 2018-01-01

10.9724/kfcs.2017.33.3.325 article EN Korean Journal of Food and Cookery Science 2017-06-30

Neuropathic pain is described as the “most terrible of all tortures that a nerve wound may inflict.” The aim present study was to demonstrate antinociceptive effect Symplocos chinensis f. pilosa Ohwi water extract (SCW) and synthesized derivatives isolated compound. tested using acetic acid-induced writhing 5% formalin tests. Antinociceptive effects on neuropathic were evaluated von Frey test with chronic constriction injury (CCI) surgical (SNI) models tail-flick vincristine-induced model....

10.3390/molecules26061639 article EN cc-by Molecules 2021-03-15

Agastache rugosa Kuntze (Lamiaceae; Labiatae), a medicinal and functional herb used to treat gastrointestinal diseases, grows well both on islands inland areas in South Korea. Thus, we aimed reveal the morphological micromorphological differences between A. grown island their pharmacological effects gastritis an animal model by combining mass spectrophotometric analyses. Morphological analysis showed that had slightly smaller plants leaves than plants; however, density of all types trichomes...

10.1055/a-2189-7272 article EN Planta Medica 2023-10-30
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