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Study on the Mitochondrial Dysfunction by p53 Regulation in Ceramide-induced Neuronal Cell Death

Lee DY, Lee HJ, Noh YH, Yun JY, Han IS, Chung YH, Kim KY, Kim SS, Lee WB

  • KMID: 1512990
  • Korean J Phys Anthropol.
  • 2006 Mar;19(1):49-59.
Ceramide induces cell death in a dose- and time-dependent manner in neuroblastoma SK-N-SH cells. To investigate the mechanism of SK-N-SH cell death by C2-ceramide, morphological features and Hoechst 33258 staining...
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miR-27 regulates mitochondrial networks by directly targeting the mitochondrial fission factor

Tak H, Kim J, Jayabalan , Lee H, Kang H, Cho DH, Ohn T, Nam SW, Kim W, Lee EK

Mitochondrial morphology is dynamically regulated by forming small, fragmented units or interconnected networks, and this is a pivotal process that is used to maintain mitochondrial homeostasis. Although dysregulation of mitochondrial...
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A Novel Nicotinamide Adenine Dinucleotide Correction Method for Mitochondrial Ca2+ Measurement with FURA-2-FF in Single Permeabilized Ventricular Myocytes of Rat

Lee JH, Ha JM, Leem CH

Fura-2 analogs are ratiometric fluoroprobes that are widely used for the quantitative measurement of [Ca2+]. However, the dye usage is intrinsically limited, as the dyes require ultraviolet (UV) excitation, which...
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Intracellular pH is a Critical Element in Apoptosis Triggered by GM-CSF Deprivation in TF1 Cells

Yoon SR, Choi IP

BACKGROUND: Hemopoietic cells require the constant presence of growth factors for survival in vitro and in vivo. Caspases have been known as central executors of apoptotic cell death. We have,...
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Glucagon-Like Peptide-1 Increases Mitochondrial Biogenesis and Function in INS-1 Rat Insulinoma Cells

Kang MY, Oh TJ, Cho YM

Glucagon-like peptide-1 (GLP-1) is a gut-derived incretin hormone that increases glucose-stimulated insulin secretion in pancreatic beta-cells. Since mitochondrial function is crucial to insulin secretion, we hypothesized that GLP-1 may increase...
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Studies on Signal Transduction Mechanism of Alcohol-induced Neuronal Cell Death and Protective Effect

Lee DY, Kim SS, Kim KY, Lee WB, Kim DK, Kim KH, Jung HY, Lee SH

  • KMID: 1517132
  • Korean J Phys Anthropol.
  • 2004 Mar;17(1):31-43.
Excessive use of alcohol is a serious problem in our society and induces various, severe alcohol related diseases. The cytotoxicities of ethanol are still largely unknown. We studied the molecular...
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Synthesis of (4-[18F]Fluorophenyl)triphenylphosphonium as a Mitochondrial Voltage Sensor for PET

Kim DY, Yu KH, Bom HS, Min JJ

  • KMID: 1910722
  • Nucl Med Mol Imaging.
  • 2007 Dec;41(6):561-565.
PURPOSE: Lipophilic cations including tetraphenylphosphonium (TPP) salts penetrate the hydrophobic barriers of the plasma and mitochondrial membranes, resulting in accumulation in mitochondria in response to the negative inner transmembrane potentials....
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Anti-tumor activity and mitochondrial stability of disulfiram in HL-60 cells

Disulfiram (DSF) is a member of the dithiocarbamate family that can bind copper. Recent studies have shown that DSF has anti-cancer activities, but the mechanism has not been clarified. Therefore,...
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Mitochondrial Permeability Transition Pore and Cardioprotection Against Ischemia-reperfusion Injury

Lee JW, Shim YH

Opening of mitochondrial permeability transition pore (mPTP) was found to have a critical role in cell death from ischemia/reperfusion (I/R) injury experimentally in the late 1980's. Thereafter, tremendous efforts have...
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Genistein-Induced Apoptosis of p815 Mastocytoma Cell

Song KH, Song KH, Kim KH

BACKGROUND: Numerous studies demonstrated that genistein induced the decrease of proliferation and apoptosis in a variety of cells. However, there is no report about the effect of genistein on proliferation...
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MiR-484 Protects Rat Myocardial Cells from Ischemia-Reperfusion Injury by Inhibiting Caspase-3 and Caspase-9 during Apoptosis

Liu H, Li S, Jiang W, Li Y

BACKGROUND AND OBJECTIVES: To reveal the detail mechanism of miR-484 on myocardial ischemia-reperfusion (MI/R) injury. METHODS: Rats model of MI/R injury was established based on control (Con; sham operate) group, ischemia-reperfusion...
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Asiatic Acid Protects Dopaminergic Neurons from Neuroinflammation by Suppressing Mitochondrial ROS Production

Chen D, Zhang XY, Sun J, Cong QJ, Chen WX, Ahsan HM, Gao J, Qian JJ

This study sought to evaluate the effects of Asiatic acid in LPS-induced BV2 microglia cells and 1-methyl-4-phenyl-pyridine (MPP⁺)-induced SH-SY5Y cells, to investigate the potential anti-inflammatory mechanisms of Asiatic acid in...
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Evaluation of bioenergetic and mitochondrial function in liver transplantation

Martins RM, Teodoro JS, Furtado E, Rolo AP, Palmeira C, Tralhão J

BACKGROUND/AIMS: We measured changes in mitochondrial function and bioenergetics that occur during ischemia/reperfusion in fresh liver samples of patients undergoing liver transplantation. These variations correlated with markers of liver function...
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The Neuroprotective Potential of Cyanidin-3-glucoside Fraction Extracted from Mulberry Following Oxygen-glucose Deprivation

Bhuiyan MI, Kim HB, Kim SY, Cho KO

In this study, cyanidin-3-glucoside (C3G) fraction extracted from the mulberry fruit (Morus alba L.) was investigated for its neuroprotective effects against oxygen-glucose deprivation (OGD) and glutamate-induced cell death in rat...
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Kinetin inhibits apoptosis of aging spleen cells induced by D-galactose in rats

Li M, Ouyang W, Wu X, Zheng Y, Wei Y, An L

Kinetin (Kn) is a cytokinin growth factor that exerts several anti-aging and antioxidant effects on cells and organs. To investigate the mechanism underlying apoptotic events in aging cells induced by...
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Nobiletin attenuates neurotoxic mitochondrial calcium overload through K⁺ influx and ΔΨ(m) across mitochondrial inner membrane

Lee JH, Amarsanaa , Wu J, Jeon SC, Cui Y, Jung SC, Park DB, Kim SJ, Han SH, Kim HW, Rhyu IJ, Eun SY

Mitochondrial calcium overload is a crucial event in determining the fate of neuronal cell survival and death, implicated in pathogenesis of neurodegenerative diseases. One of the driving forces of calcium...
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CM1 Ligation Induces Apoptosis via Fas-FasL Interaction in Ramos Cells, but via Down-regulation of Bcl-2 and Subsequent Decrease of Mitochondrial Membrane Potential in Raji Cells

Lee YS, Kim YS, Kim D, Hur DY, Kang JS, Kim YI, Hahm E, Cho D, Hwang YI, Lee WJ

BACKGROUND: CM1 (Centrocyte/-blast Marker I) defined by a mAb developed against concanavalin-A activated PBMC, is expressed specifically on a subpopulation of centroblasts and centrocytes of human germinal center (GC) B...
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Mitochondrial and DNA damage in bovine somatic cell nuclear transfer embryos

Hwang IS, Bae HK, Cheong HT

The generation of reactive oxygen species (ROS) and subsequent mitochondrial and DNA damage in bovine somatic cell nuclear transfer (SCNT) embryos were examined. Bovine enucleated oocytes were electrofused with donor...
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Antitumor Effects of Camptothecin Combined with Conventional Anticancer Drugs on the Cervical and Uterine Squamous Cell Carcinoma Cell Line SiHa

Ha SW, Kim YJ, Kim W, Lee CS

Functional defects in mitochondria are involved in the induction of cell death in cancer cells. We assessed the toxic effect of camptothecin against the human cervical and uterine tumor...
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Migration and invasion of drug-resistant lung adenocarcinoma cells are dependent on mitochondrial activity

Jeon JH, Kim DK, Shin Y, Kim HY, Song B, Lee EY, Kim JK, You HJ, Cheong H, Shin DH, Kim ST, Cheong JH, Kim SY, Jang H

A small proportion of cancer cells have stem-cell-like properties, are resistant to standard therapy and are associated with a poor prognosis. The metabolism of such drug-resistant cells differs from that...
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