Um HD - Search Results

1

Nicotinamide phosphoribosyltransferase is essential for interleukin-1beta-mediated dedifferentiation of articular chondrocytes via SIRT1 and extracellular signal-regulated kinase (ERK) complex signaling.

Hong EH, Yun HS, Kim J, Um HD, Lee KH, Kang CM, Lee SJ, Chun JS, Hwang SG. Hong EH, et al. Among authors: um hd. J Biol Chem. 2011 Aug 12;286(32):28619-31. doi: 10.1074/jbc.M111.219832. Epub 2011 Jun 22. J Biol Chem. 2011. PMID: 21697093 Free PMC article.

2

Constitutive hyperexpression of p21(WAF1) in human U266 myeloma cells blocks the lethal signaling induced by oxidative stress but not by Fas.

Kim DK, Cho ES, Lee SJ, Um HD. Kim DK, et al. Among authors: um hd. Biochem Biophys Res Commun. 2001 Nov 23;289(1):34-8. doi: 10.1006/bbrc.2001.5928. Biochem Biophys Res Commun. 2001. PMID: 11708772

3

Suppression of extracellular signal-related kinase and activation of p38 MAPK are two critical events leading to caspase-8- and mitochondria-mediated cell death in phytosphingosine-treated human cancer cells.

Park MT, Choi JA, Kim MJ, Um HD, Bae S, Kang CM, Cho CK, Kang S, Chung HY, Lee YS, Lee SJ. Park MT, et al. Among authors: um hd. J Biol Chem. 2003 Dec 12;278(50):50624-34. doi: 10.1074/jbc.M309011200. Epub 2003 Sep 30. J Biol Chem. 2003. PMID: 14522966 Free article.

4

Opposite effects of Ha-Ras and Ki-Ras on radiation-induced apoptosis via differential activation of PI3K/Akt and Rac/p38 mitogen-activated protein kinase signaling pathways.

Choi JA, Park MT, Kang CM, Um HD, Bae S, Lee KH, Kim TH, Kim JH, Cho CK, Lee YS, Chung HY, Lee SJ. Choi JA, et al. Among authors: um hd. Oncogene. 2004 Jan 8;23(1):9-20. doi: 10.1038/sj.onc.1206982. Oncogene. 2004. PMID: 14712206

5

Ionizing radiation induces blockade of c-Jun N-terminal kinase-dependent cell death pathway in a manner correlated with p21(Cip/WAF1) induction in primary cultured normal human fibroblasts.

Cho ES, Lee SB, Bae IH, Lee YS, Lee SJ, Um HD. Cho ES, et al. Among authors: um hd. Exp Mol Med. 2005 Aug 31;37(4):282-9. doi: 10.1038/emm.2005.38. Exp Mol Med. 2005. PMID: 16155405

6

Link between mitochondria and NADPH oxidase 1 isozyme for the sustained production of reactive oxygen species and cell death.

Lee SB, Bae IH, Bae YS, Um HD. Lee SB, et al. Among authors: um hd. J Biol Chem. 2006 Nov 24;281(47):36228-35. doi: 10.1074/jbc.M606702200. Epub 2006 Oct 2. J Biol Chem. 2006. PMID: 17015444 Free article.

7

Hypoxic condition- and high cell density-induced expression of Redd1 is regulated by activation of hypoxia-inducible factor-1alpha and Sp1 through the phosphatidylinositol 3-kinase/Akt signaling pathway.

Jin HO, An S, Lee HC, Woo SH, Seo SK, Choe TB, Yoo DH, Lee SB, Um HD, Lee SJ, Park MJ, Kim JI, Hong SI, Rhee CH, Park IC. Jin HO, et al. Among authors: um hd. Cell Signal. 2007 Jul;19(7):1393-403. doi: 10.1016/j.cellsig.2006.12.014. Epub 2007 Jan 20. Cell Signal. 2007. PMID: 17307335

8

Ionizing radiation-induced micronucleus formation is mediated by reactive oxygen species that are produced in a manner dependent on mitochondria, Nox1, and JNK.

Choi KM, Kang CM, Cho ES, Kang SM, Lee SB, Um HD. Choi KM, et al. Among authors: um hd. Oncol Rep. 2007 May;17(5):1183-8. Oncol Rep. 2007. PMID: 17390063

9

Ionizing radiation induces cellular senescence of articular chondrocytes via negative regulation of SIRT1 by p38 kinase.

Hong EH, Lee SJ, Kim JS, Lee KH, Um HD, Kim JH, Kim SJ, Kim JI, Hwang SG. Hong EH, et al. Among authors: um hd. J Biol Chem. 2010 Jan 8;285(2):1283-95. doi: 10.1074/jbc.M109.058628. Epub 2009 Nov 3. J Biol Chem. 2010. PMID: 19887452 Free PMC article.

10

Peroxiredoxin 6 promotes lung cancer cell invasion by inducing urokinase-type plasminogen activator via p38 kinase, phosphoinositide 3-kinase, and Akt.

Lee SB, Ho JN, Yoon SH, Kang GY, Hwang SG, Um HD. Lee SB, et al. Among authors: um hd. Mol Cells. 2009 Dec 31;28(6):583-8. doi: 10.1007/s10059-009-0152-6. Epub 2009 Nov 19. Mol Cells. 2009. PMID: 19937138 Free article.

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