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TNF-alpha upregulates PTEN via NF-kappaB signaling pathways in human leukemic cells

Lee YR, Yu HN, Noh EM, Youn HJ, Song EK, Han MK, Park CS, Kim BS, Park YS, Park BK, Lee SH, Kim JS

  • KMID: 1103688
  • Exp Mol Med.
  • 2007 Feb;39(1):121-127.
TNF-alpha plays a variety of biological functions such as apoptosis, inflammation and immunity. PTEN also has various cellular function including cell growth, proliferation, migration and differentiation. Thus, possible relationships between...
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Lamin A/C mutations associated with familial and sporadic cases of dilated cardiomyopathy in Koreans

Song K, Dube MP, Lim J, Hwang I, Lee I, Kim JJ

  • KMID: 1103687
  • Exp Mol Med.
  • 2007 Feb;39(1):114-120.
Dilated cardiomyopathy (DCM) is characterized by cardiac dilation and systolic dysfunction. So far sixteen genes have been shown to cause autosomal dominant familial dilated cardiomyopathy (FDC). We identified a large...
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alpha-Lipoic acid inhibits matrix metalloproteinase-9 expression by inhibiting NF-kappaB transcriptional activity

Kim HS, Kim HJ, Park KG, Kim YN, Kwon TK, Park JY, Lee KU, Kim JG, Lee IK

  • KMID: 1103686
  • Exp Mol Med.
  • 2007 Feb;39(1):106-113.
The migration of vascular smooth muscle cells (VSMCs) into the intima, an important step in injury-induced neointimal hyperplasia, requires the activation of nuclear factor-kappaB (NF-kappaB) and the consequent up-regulation of...
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PMA-induced up-regulation of MMP-9 is regulated by a PKCalpha-NF-kappaB cascade in human lung epithelial cells

Shin YH, Yoon SH, Choe EY, Cho SH, Woo CH, Rho JY, Kim JH

  • KMID: 1103685
  • Exp Mol Med.
  • 2007 Feb;39(1):97-105.
Expression of matrix metalloproteinase-9 (MMP-9) is associated with airway remodeling and tissue injury in asthma. However, little is known about how MMP-9 is up-regulated in airway epithelial cells. In this...
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Coordinated change of a ratio of methylated H3-Iysine 4 or acetylated H3 to acetylated H4 and DNA methylation is associated with tissue-specific gene expression in cloned pig

Kang JK, Park KW, Chung YG, You JS, Kim YK, Lee SH, Hong SP, Choi KM, Heo KN, Seol JG, Lee JH, Jin DI, Park CS, Seo JS, Lee HW, Han JW

  • KMID: 1103684
  • Exp Mol Med.
  • 2007 Feb;39(1):84-96.
Various cell types in higher multicellular organisms are genetically homogenous, but are functionally and morphologically heterogeneous due to the differential expression of genes during development, which appears to be controlled...
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Tyrosine nitration site specificity identified by LC/MS in nitrite-modified collagen type IV

Wang Z, Paik DC, Dillon JP, Gaillard E

  • KMID: 1103683
  • Exp Mol Med.
  • 2007 Feb;39(1):74-83.
Non-enzymatic nitrite induced collagen cross-linking results in changes reminiscent of age-related damage and parallels the well-known model system, non-enzymatic glycation. We have recently observed that nitrite modification of basement membrane...
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Sodium tanshinone IIA sulfonate depresses angiotensin II-induced cardiomyocyte hypertrophy through MEK/ERK pathway

Yang L, Zou X, Liang Q, Chen H, Feng J, Yan L, Wang Z, Zhou D, Li S, Yao S, Zheng Z

  • KMID: 1103682
  • Exp Mol Med.
  • 2007 Feb;39(1):65-73.
Cardiomyocyte hypertrophy is a major cause of morbidity and mortality worldwide. The aim of this study is to determine the effects of sodium tanshinone IIA sulfonate (STS) on cardiomyocyte hypertrophy...
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STP-A11, an oncoprotein of Herpesvirus saimiri augments both NF-kappaB and AP-1 transcription activity through TRAF6

Jeong S, Cho IR, An WG, Jhun BH, Lee BS, Park K, Chung YH

  • KMID: 1103681
  • Exp Mol Med.
  • 2007 Feb;39(1):56-64.
Herpesvirus saimiri (HVS), a member of the gamma-herpesvirus family, encodes an oncoprotein called Saimiri Transforming Protein (STP) which is required for lymphoma induction in non-human primates. However, a detailed mechanism...
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Psammaplin A is a natural prodrug that inhibits class I histone deacetylase

Kim DH, Shin J, Kwon HJ

  • KMID: 1103680
  • Exp Mol Med.
  • 2007 Feb;39(1):47-55.
Histone deacetylase (HDAC) has been highlighted as one of key players in tumorigenesis and angiogenesis. Recently, several derivatives of psammaplin (Psams) from a marine sponge have been known to inhibit...
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Heat shock protein 70 alters the endosome-lysosomal localization of huntingtin

Kang BS, Ahn JY, Kim MK, Kim HJ, Kang L, Lim HC, Park KS, Lee JS, Seo JS, Cha CI, Kim SU, Park YJ, Kim M

  • KMID: 1103679
  • Exp Mol Med.
  • 2007 Feb;39(1):38-46.
Huntington's disease is caused by CAG trinucleotide expansions in the gene encoding huntingtin. N- terminal fragments of huntingtin with polyglutamine produce aggregates in the endosome-lysosomal system, where proteolytic fragments of...
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Extracellular HIV-1 Tat enhances monocyte adhesion by up-regulation of ICAM-1 and VCAM-1 gene expression via ROS-dependent NF-kappaB activation in astrocytes

Song HY, Ryu J, Ju SM, Park LJ, Lee JA, Choi SY, Park J

  • KMID: 1103678
  • Exp Mol Med.
  • 2007 Feb;39(1):27-37.
One of characteristic features of AIDS-related encephalitis and dementia is the infiltration of monocytes into the CNS. HIV-1 Tat was demonstrated to facilitate monocyte entry into the CNS. In this...
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Neuronal loss in primary long-term cortical culture involves neurodegeneration-like cell death via calpain and p35 processing, but not developmental apoptosis or aging

Kim MJ, Oh SJ, Park SH, Kang HJ, Won MH, Kang TC, Park JB, Kim JI, Kim J, Lee JY

  • KMID: 1103677
  • Exp Mol Med.
  • 2007 Feb;39(1):14-26.
Primary neuronal culture is a powerful tool to study neuronal development, aging, and degeneration. However, cultured neurons show signs of cell death after 2 or 3 weeks. Although the mechanism...
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SIRT1 promotes DNA repair activity and deacetylation of Ku70

Jeong J, Juhn K, Lee H, Kim SH, Min BH, Lee KM, Cho MH, Park GH, Lee KH

  • KMID: 1103676
  • Exp Mol Med.
  • 2007 Feb;39(1):8-13.
Human SIRT1 controls various physiological responses including cell fate, stress, and aging, through deacetylation of its specific substrate protein. In processing DNA damage signaling, SIRT1 attenuates a cellular apoptotic response...
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A human mutant CD4 molecule resistant to HIV-1 binding restores helper T-lymphocyte functions in murine CD4-deficient mice

Kim DK, Tahara-Hanaoka S, Shinohara , Nakauchi H

  • KMID: 1103675
  • Exp Mol Med.
  • 2007 Feb;39(1):1-7.
CD4 is a cell surface glycoprotein that acts as a co-receptor for the T cell antigen receptor by binding to a non-polymorphic portion of MHC molecules. CD4 also functions as...
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