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Thapsigargin Increases IL-2 Production in T Cells at Nanomolar Concentrations

Kim KH, Kim SH, Jung HH, Moon JH, Jeong SU, Yu K, Lee CK

Thapsigargin (TGN) is a potent and selective inhibitor of sarco-endoplasmic Ca²⁺-ATPase, leading to rapid elevation of cytoplasmic Ca2+ concentration. Previous reports have shown that TGN increases the production of various...
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Sequestration of sorcin by aberrant forms of tau results in the defective calcium homeostasis

Kim SI, Lee HJ, Kim SS, Kwon YS, Chun W

Neurofi brillary tangles (NFTs) of microtubule-associated protein tau are a pathological hallmark of Alzheimer's disease (AD). Endoplasmic reticulum (ER) stress has been known to be involved in the pathogenesis of...
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The Effects of DTBNP on Intracellular Ca2+ Signaling in Cultured Bovine Aortic Endothelial Cells

Park SJ, Kim BJ, Zhu MH, So I, Kim KW

  • KMID: 2071617
  • Korean J Physiol Pharmacol.
  • 2005 Dec;9(6):341-346.
The mechanism underlying oxidant-induced intracellular Ca2+ ([Ca2+]i) increase was studied in cultured bovine aortic endothelial cells (BAECs) using fura-2 AM. In the presence of 2 mM extracellular Ca2+, the application...
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alpha-Mangostin Reduced ER Stress-mediated Tumor Growth through Autophagy Activation

Kim SJ, Hong EH, Lee BR, Park MH, Kim JW, Pyun AR, Kim YJ, Chang SY, Chin YW, Ko HJ

alpha-Mangostin is a xanthon derivative contained in the fruit hull of mangosteen (Garcinia mangostana L.), and the administration of alpha-Mangostin inhibited the growth of transplanted colon cancer, Her/CT26 cells which...
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Ca2+-induced Ca2+ Release from Sarcoplasmic Reticulum Negatively Regulates Myocytic ANP Release in Beating Rabbit Atria

Li D, Quan HX, Wen JF, Jin JY, Park SH, Kim SY, Kim SZ, Cho KW

  • KMID: 2285314
  • Korean J Physiol Pharmacol.
  • 2005 Apr;9(2):87-94.
It is not clear whether Ca2+-induced Ca2+ release from the sarcoplasmic reticulum (SR) is involved in the regulation of atrial natriuretic peptide (ANP) release. Previously, we have shown that nifedipine...
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Role of Gap Junction in the Regulation of Renin Release and Intracellular Calcium in As 4.1 Cell Line

Han JH, Hong BZ, Kwak YG, Yuan K, Park WH, Kim SZ, Kim SH

  • KMID: 2285333
  • Korean J Physiol Pharmacol.
  • 2007 Jun;11(3):107-112.
Gap junction protein, connexin, is expressed in endothelial cells of vessels, glomerulus, and renin secreting cells of the kidney. The purpose of this study was to investigate the role of...
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SM709, Ingredient of Antimelanogenic Bamboo Extract, Blocks Endothelin-1-induced [Ca2+]i Increase in Human Melanocytes

Kim SH, Lee KM, Kim HS, Lee GS, Jeon BH, Kim KJ, Park JB

  • KMID: 1607515
  • Korean J Physiol Pharmacol.
  • 2003 Dec;7(6):311-316.
Endothelins secreted from keratinocytes are intrinsic mitogens and melanogens of human melanocytes in UVB-induced hyperpigmentation. To elucidate the cellular mechanism of antimelanogenic activity of bamboo extract, the effects of three...
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Ryanodine Receptor-mediated Calcium Release Regulates Neuronal Excitability in Rat Spinal Substantia Gelatinosa Neurons

Park A, Chun SW

Nitric Oxide (NO) is an important signaling molecule in the nociceptive process. Our previous study suggested that high concentrations of sodium nitroprusside (SNP), a NO donor, induce a membrane hyperpolarization...
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Curcumin utilizes the anti-inflammatory response pathway to protect the intestine against bacterial invasion

Cho JA, Park E

BACKGROUND/OBJECTIVES: Curcumin, a major component of the Curcuma species, contains antioxidant and anti-inflammatory properties. Although it was found to induce apoptosis in cancer cells, the functional role of curcumin as...
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Peptidoglycan Induces the Production of Interleukin-8 via Calcium Signaling in Human Gingival Epithelium

Son A, Shin DM, Hong JH

The etiology of periodontal disease is multifactorial. Exogenous stimuli such as bacterial pathogens can interact with toll-like receptors to activate intracellular calcium signaling in gingival epithelium and other tissues. The...
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Mechanism of vasodilation by propofol in the rabbit renal artery

Park SY, Jung I, Kwon SC

  • KMID: 2263234
  • Anesth Pain Med.
  • 2011 Oct;6(4):336-341.
BACKGROUND: Propofol directly inhibits vascular reactivity. However, available information regarding the underlying mechanisms of propofol is poor. Therefore, mechanisms of the underlying relaxant action of propofol were investigated using rabbit...
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The Effect of Tribbles-Related Protein 3 on ER Stress-Suppressed Insulin Gene Expression in INS-1 Cells

Jang YY, Kim NK, Kim MK, Lee HY, Kim SJ, Kim HS, Seo HY, Lee IK, Park KG

BACKGROUND: The highly developed endoplasmic reticulum (ER) structure in pancreatic beta cells is heavily involved in insulin biosynthesis. Thus, any perturbation in ER function inevitably impacts insulin biosynthesis. Recent studies...
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Protective Effect of PKC Affecting Taxol-induced Cytotoxicity in MCF-7 Cells

Oh JM, Jung KM, Bang HJ, So HS, Park RK, Kim JJ, Choi MK, Park ST, Chung YT

  • KMID: 2224545
  • Korean J Anat.
  • 2000 Oct;33(5):571-578.
Paclitaxel (taxol) is known as effective drug inhibition of cell cycle encouraging activity in human ovarian and metastatic breast cancers and malignant melanoma. It is an antimicrotubule agent that is...
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Effects of NaOCl on the Intracellular Calcium Concentration in Rat Dorsal Root Ganglion Neurons

Lee HI, Chun SW

  • KMID: 1457186
  • Int J Oral Biol.
  • 2010 Sep;35(3):129-135.
Recent studies have implicated reactive oxygen species (ROS) as determinants of the pathological pain caused by the activation of peripheral neurons. It has not been elucidated, however, how ROS activate...
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Intracellular Ca2+ Mobilization and Beta-hexosaminidase Release Are Not Influenced by 60 Hz-electromagnetic Fields (EMF) in RBL 2H3 Cells

Hwang YH, Song HS, Kim HR, Ko MS, Jeong JM, Kim YH, Ryu JS, Sohn UD, Gimm YM, Myung SH, Sim SS

The effects of extremely low frequency electromagnetic fields (EMF) on intracellular Ca2+ mobilization and cellular function in RBL 2H3 cells were investigated. Exposure to EMF (60 Hz, 0.1 or 1...
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Forward-mode Na+ - Ca2+ exchange during depolarization in the rat ventricular myocytes with high EGTA

Kim EG, Ko CM

  • KMID: 1607137
  • Korean J Physiol Pharmacol.
  • 2001 Dec;5(6):487-494.
During depolarization, extrusion of Ca2+ from sarcoplasmic reticulum through forward-mode Na+ - Ca2+ exchange was studied in the rat ventricular myocytes patch-clamped in whole-cell configuration. In order to confine the...
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The Effect of Calcium Modulators on Motoneuron Cells Which Express Mutated Cu / Zn Superoxide Dismutase

Kim SH, Kim HJ, Kim M, Lee KW

  • KMID: 2343064
  • J Korean Neurol Assoc.
  • 2003 Oct;21(5):521-526.
BACKGROUND: Intracellular calcium accumulation and dys-regulation is known as one of the mechanism in motor neuronal degeneration with mutations in Cu/Zn superoxide dismutase (SOD-1). METHODS: To investigate the calcium modulators...
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Effects of NaOCl on Neuronal Excitability and Intracellular Calcium Concentration in Rat Spinal Substantia Gelatinosa Neurons

Lee HI, Park AR, Chun SW

  • KMID: 1431123
  • Int J Oral Biol.
  • 2013 Mar;38(1):5-12.
Recent studies indicate that reactive oxygen species (ROS) can act as modulators of neuronal activity, and are critically involved in persistent pain primarily through spinal mechanisms. In this study, we...
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Efffects of Fluoxetine on ATP-induced Calcium Signaling in PC12 Cells

Lee YM, Kim HJ, Hong SH, Kim MJ, Min DS, Rhie DJ, Kim MS, Jo YH, Hahn SJ, Yoon SH

  • KMID: 1517038
  • Korean J Physiol Pharmacol.
  • 2004 Feb;8(1):57-63.
Fluoxetine, a widely used anti-depressant compound, has several additional effects, including blockade of voltage-gated ion channels. We examined whether fluoxetine affects ATP-induced calcium signaling in PC12 cells by using fura-2-based...
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Effects of Reactive Oxygen Species on ATP-induced intracellular Ca2+ Activity in Osteoblasts

Kim JH, Kwon TD, Nam SH, Suh CK, Hong YW

BACKGORUND: The physiological activity of osteoblsts is known to be closely related to increased intracellular Ca2+ activity ([Ca2+ ]i) in osteoblasts. The cellular regulation of ([Ca2+ ]i) in osteoblasts...
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