- The Total Peroxyl Radical-Trapping Capability of Amniotic Fluid in Normal Pregnancy
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Kim YH, Ahn BW, Chay KO, Jung YD, Han S, Kim BR, Song TB, Byun JS
- KMID: 2026734
- Korean J Obstet Gynecol.
- 1998 Nov;41(11):2761-2765.
No abstract available. -
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- Intracellular Aciditfication Induces PC12 cell Apoptosis Through p38 Kinase Activation
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Bae WY, Chay KO, lee KY
- KMID: 2172396
- Chonnam Med J.
- 2001 Dec;37(4):335-343.
No abstract available. -
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- Hemin inhibits lipid peroxidation induced by ascorbate/FeSO4 and 2,2'-azobis-2-amidino-propane hydrochloride (ABAP)
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Jung YD, Chay KO, Song DU, Moon JS, Yang SY, Lee MW, Ahn BW
- KMID: 2052794
- Exp Mol Med.
- 1997 Sep;29(3):171-175.
Hemin blocked lipid peroxidations induced by either ascorbate/FeSO4, a metal-catalyzed oxidation system, or 2,2'-azobis-2-amidino-propane hydrochloride (ABAP) which produces peroxy radicals at constant rates. Hemin at very low micromolar concentrations strongly... -
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- Oxidation of the Sulfhydryl Group by Cephalosporins
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Song DU, Chay KO, Jung YD, Kim YJ, Yang SY, Lee MW, Ahn BW
- KMID: 2172506
- Chonnam Med J.
- 1999 Mar;35(1):61-68.
To investigate the mechanism for the adverse reactions of cephalosporins, their ability to oxidize reduced glutathione(GSH) and other sulfhydryl compounds was examined. All the six kinds of cephalosporins used could... -
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- Purification of a New Antioxidnat Protein from the Hypoxia-Exposed Rat Lung
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Jung YD, Chay KO, Song DU, Song H, Yang SY, Lee MW, Ahn BW
- KMID: 2172519
- Chonnam Med J.
- 1998 Jun;34(1):87-95.
Hyperoxia enhances antioxidant potential in rat lung tissues. In this study, an antioxidant protein with Mr of -68 kDa has been purified to nearly homogeneity from the rat lung after... -
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- Medical Students' Failure Experiences and Their Related Factors
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Han ER, Chung EK, Oh SA, Chay KO, Woo YJ
- KMID: 2306505
- Korean J Med Educ.
- 2012 Sep;24(3):233-240.
PURPOSE: A considerable number of medical students drop out due to low academic achievement, and these students have a high probability of repeated failure experiences. This study investigated the personal... -
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- Detection of Inhibitors of beta-Amyloid Peptide Aggregation in Plant Extracts
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Chung MA, Chay KO, Ahn BW
- KMID: 2172400
- Chonnam Med J.
- 2001 Dec;37(4):367-376.
The aggregated beta-amyloid peptides (betaAPs) are suggested to be important in the pathogenesis of Alzheimer's disease. In this study, inhibitory effects of plant extracts on beta-AP aggregation were examined using... -
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- Xanthine Oxidase Stimulates the Enzyme Inactivation by Metal-Catalyzed Oxidation Systems
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Chay KO
- KMID: 2172399
- Chonnam Med J.
- 2001 Dec;37(4):357-365.
A cytosolic protein stimulating the inactivation of glutamine synthetase (GS) by metal-catalyzed oxidation (MCO) systems was purified and characterized from the rat lung. The protein was purified through the following... -
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- Gastroprotective Effects of Glutinous Rice Extract against Ethanol-, Indomethacin-, and Stress-induced Ulcers in Rats
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Song DU, Jang MS, Kim HW, Yoon HJ, Chay KO, Joo YE, Jung YD, Yang SY, Ahn BW
- KMID: 1889756
- Chonnam Med J.
- 2014 Apr;50(1):6-14.
- doi: 10.4068/cmj.2014.50.1.6
This study was designed to evaluate the efficacy of an orally administered aqueous extract of glutinous rice (GRE) to protect against acute gastric mucosal lesions induced by ethanol, indomethacin, and... -
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- SB203580, a P38 MAPK Inhibitor, Blocks in vitro Invasion by Human Gastric SNU-638 Cells
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Park JC, Yoo HG, Kim HS, Jung MA, Kim MH, Han SW, Chay KO, Shin BA, Ahn BW, Jung YD
- KMID: 1568911
- Cancer Res Treat.
- 2002 Dec;34(6):426-431.
PURPOSE: The role of P38 mitogen-activated protein kinase (MAPK) in gastric cancer invasion has not yet been determined. In this study, we examined the effects of SB203580, a specific P38... -
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- Nitric Oxide Concentrations in the Uterine, Umbilical, and Peripheral Venous Plasma of Women with Preeclampsia
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Park H, Kim YH, Lee JU, Chay KO, Kim HJ, Jeong KP, Kim SM, Song TB, Byun JS
- KMID: 2262623
- Korean J Obstet Gynecol.
- 2002 Feb;45(2):234-238.
OBJECTIVE: The aim of this study was to measure circulating levels of nitric oxide metabolites (nitrites) in the uteroplacental, fetoplacental, and peripheral circulation in women with normal pregnancy and preeclampsia.... -
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- Antioxidant Action of Transthyretin in Human Cerebrospinal Fluid
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Yang SY, Chay KO, Park JG, Ryu MH, Hong SN, Kim SH, Ahn BW, Lee JH, Lee MW
- KMID: 1954697
- J Korean Neurosurg Soc.
- 1994 Apr;23(4):375-381.
Protective effect of human cerebrospinal fluid antioxidants against enzyme inactivation caused by metal-catalyzed oxidation systems were investigated. When purified glutamine synthetase(GS) was incubated with human cerebrospinal fluid(CSF), the enzyme was... -
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- Selenoprotein S Suppression Enhances the Late Stage Differentiation of Proerythrocytes Via SIRT1
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Yang HY, Chung KJ, Park HR, Han SJ, Lee SR, Chay KO, Kim IY, Park BJ, Lee TH
- KMID: 1457118
- Int J Oral Biol.
- 2010 Jun;35(2):61-67.
Selenoprotein S (SelS) is widely expressed in diverse tissues where it localizes in the plasma membrane and endoplasmic reticulum. We studied the potential function of SelS in erythrocyte differentiation using... -
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- Determination of Proper Condition for Detection of Legionella pneumophila by Polymerase Chain Reaction
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Jung DW, Lee HC, Chay KO, Chung JK, Ha DR, Ryu PY
- KMID: 1807455
- Chonnam Med J.
- 2000 Jun;36(2):139-147.
BACKGROUND: Legionella pneumophila is the causative agent of Legionnaires' disease, a severe pneumonia, and the nonpneumonic syndrome Pontiac fever. Isolation of L. pneumophila from the patient specimens and environment is... -
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- NADPH Oxidase Mediates β-Amyloid Peptide-Induced Neuronal Death in Mouse Cortical Cultures
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Chay KO, Nam Koong , Hwang S, Kim JK, Bae CS
- KMID: 2390433
- Chonnam Med J.
- 2017 Sep;53(3):196-202.
- doi: 10.4068/cmj.2017.53.3.196
β-Amyloid peptide (Aβ) is the main component of senile plaques in patients with Alzheimer's disease, and is known to be a main pathogenic factor of the disease. Recent evidence indicates... -
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