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Central Laboratory Facility (Radioisotope Center)

Subject Central Laboratory Facility (Radioisotope Center)
Research Professor: Masato Katsuyama
Research Contents
  • Studies on the function and expressional regulation of NOX/NADPH oxidases involved in production of reactive oxygen species
  • Basic research on the pathogenesis of subacute myelo-optic neuropathy (SMON)
Katsuyama M, Ibi M, Matsumoto M, Iwata K, Ohshima Y, Yabe-Nishimura C. Clioquinol increases the expression of VGF, a neuropeptide precursor, through induction of c-Fos expression. J Pharmacol Sci 124, 427-432, 2014.

Katsuyama M, Iwata K, Ibi M, Matsuno K, Matsumoto M, Yabe-Nishimura C. Clioquinol induces DNA double-strand breaks, activation of ATM, and subsequent activation of p53 signaling. Toxicology 299, 55-59, 2012.

Katsuyama M, Matsuno K, Yabe-Nishimura C. Physiological roles of NOX/NADPH oxidase, the superoxide-generating enzyme. J Clin Biochem Nutr 50, 9-22, 2012.
Katsuyama M, Hirai H, Iwata K, Ibi M, Matsuno K, Matsumoto M, Yabe-Nishimura C. Sp3 transcription factor is crucial for transcriptional activation of the human NOX4 gene. FEBS J 278, 964-972, 2011.
Katsuyama M. NOX/NADPH oxidase, the superoxide-generating enzyme: its transcriptional regulation and physiological roles. J Pharmacol Sci 114, 134-146, 2010.
Cevik MO, Katsuyama M, Kanda S, Kaneko T, Iwata K, Ibi M, Matsuno K, Kakehi T, Cui W, Sasaki M, Yabe-Nishimura C. The AP-1 site is essential for the promoter activity of NOX1/NADPH oxidase, a vascular superoxide-producing enzyme: Possible involvement of the ERK1/2-JunB pathway. Biochem Biophys Res Commun 374, 351-355, 2008.
Katsuyama M, Cevik MO, Arakawa N, Kakehi T, Nishinaka T, Iwata K, Ibi M, Matsuno K, Yabe-Nishimura C. Myocyte enhancer factor 2B is involved in the inducible expression of NOX1/NADPH oxidase, a vascular superoxide-producing enzyme. FEBS J 274, 5128-5136, 2007.
Arakawa N, Katsuyama M, Matsuno K, Urao N, Tabuchi Y, Okigaki M, Matsubara H, Yabe-Nishimura C. Novel transcripts of Nox1 are regulated by alternative promoters and expressed under phenotypic modulation of vascular smooth muscle cells. Biochem J 398, 303-310, 2006.
Fan C, Katsuyama M, Yabe-Nishimura C. Protein kinase C-delta mediates up-regulation of NOX1, a catalytic subunit of NADPH oxidase, via transactivation of the EGF receptor: possible involvement of PKCdelta in vascular hypertrophy. Biochem J 390, 761-767, 2005.
Fan C, Katsuyama M, Nishinaka T, Yabe-Nishimura C. Transactivation of the EGF receptor and a PI3 kinase-ATF-1 pathway is involved in the upregulation of NOX1, a catalytic subunit of NADPH oxidase. FEBS Lett 579, 1301-1305, 2005.
Katsuyama M, Fan C, Arakawa N, Nishinaka T, Miyagishi M, Taira K, Yabe-Nishimura C. Essential role of ATF-1 in induction of NOX1, a catalytic subunit of NADPH oxidase: involvement of mitochondrial respiratory chain. Biochem J 386, 255-261, 2005.
Katsuyama M, Fan C, Yabe-Nishimura C. NADPH oxidase is involved in prostaglandin F2alpha -induced hypertrophy of vascular smooth muscle cells: induction of NOX1 by PGF2alpha. J Biol Chem 277, 13438-13442, 2002.
HP  http://www.f.kpu-m.ac.jp/k/pharmaco/katsuyama.html

602-8566 Kyoto-shi, Kamigyo-ku Kajii-cho,
Kawaramachi-Hirokoji, JAPAN