MASUOKA Noriyoshi

J-GLOBAL         Last updated: Aug 20, 2019 at 20:19
MASUOKA Noriyoshi
Okayama University of Science
Doctor(Science)(Osaka City University), Doctor(Medicine)(Okayama University)

Research Areas



Graduate School, Division of Natural Science, Osaka City University
Faculty of Science, Okayama University

Published Papers

Microbial production of chiral hydroxyl esters and their analogs: Biocatalytic reduction of carbonyl compounds by actinobacteria, Agromyces and Gordonia strains.
K. Ishihara, N. Adachi, T. Mishima, C. Kuboki, A. Shuto, K. Okamoto, M. Inoue, H. Hamada, D. Uesugi, N. Masuoka and N. Nakajima
Advances in Enzyme Research   7 15-29   2019   [Refereed]
Characterization of the xanthine oxidase inhibitory activity of alk(en)yl phenols and related compounds.
MASUOKA Noriyoshi, KUBO Isao
Phytochemistry   155 100-106   2018   [Refereed]
Effect of Asperagillus awamori on alloxan-induced mouse hyperglycemia
S Masuda, Y Okachi, T Hirao, K Matsuoka, R Miura, S Miyoshi, T Murakami, J Inoue, K Ishihara, N Masuoka
Journal of Food research   6(6) 29-34   2017   [Refereed]
Masuoka N, Tamsampaoloet K, Chavasiri W, Kubo I
Heliyon   2(9) e00169   Oct 2016   [Refereed]
Wang DH, Kogashiwa M, Mori N, Yamashita S, Fujii W, Ueda N, Homma H, Suzuki H and Masuoka N
Int J Environ Res Public Health   13(8) E786   Aug 2016   [Refereed]
Masuoka N, Kubo I
International journal of food sciences and nutrition   67(3) 283-287   May 2016   [Refereed]
Takemoto K, Doi W, Masuoka N
Biochimica et biophysica acta   1862(4) 647-650   Apr 2016   [Refereed]
Masuoka N, Nihei K, Maeta A, Yamagiwa Y, Kubo I
Food chemistry   166 270-274   Jan 2015   [Refereed]
Jumpei Kamatani, Takehiro Iwadate, Reiko Tajima, Hideaki Kimoto, Yoichi Yamada, Noriyoshi Masuoka, Isao Kubo, Ken Ichi Nihei, Ken Ichi Nihei
Tetrahedron   70 3141-3145   May 2014
The stereochemistry of inuloidin (1), which was a sesquiterpenoid that was characterized as a plant growth inhibitory substance from Heterotheca inuloides, was investigated. The modified Mosher's method coupled with a total synthetic study using o...
Iwadate T, Kashiwakura Y, Masuoka N, Yamada Y, Nihei K
Bioorganic & medicinal chemistry letters   24(1) 122-125   Jan 2014   [Refereed]
Sato D, Shimizu N, Shimizu Y, Akagi M, Eshita Y, Ozaki S, Nakajima N, Ishihara K, Masuoka N, Hamada H, Shimoda K, Kubota N
Bioscience, biotechnology, and biochemistry   78(7) 1123-1128   2014   [Refereed]
Kamimura W, Doi W, Takemoto K, Ishihara K, Wang DH, Sugiyama H, Oda S, Masuoka N
Clinical biochemistry   46(9) 795-798   Jun 2013   [Refereed]
Noriyoshi Masuoka, Kuniyoshi Shimizu, Isao Kubo
Natural Antioxidants and Biocides from Wild Medicinal Plants   137-147   Apr 2013
Wang DH, Ootsuki Y, Fujita H, Miyazaki M, Yie Q, Tsutsui K, Sano K, Masuoka N, Ogino K
International journal of environmental research and public health   9(9) 3354-3364   Sep 2012   [Refereed]
Takiue K, Sugiyama H, Inoue T, Morinaga H, Kikumoto Y, Kitagawa M, Kitamura S, Maeshima Y, Wang DH, Masuoka N, Ogino K, Makino H
BMC nephrology   13 14   Mar 2012   [Refereed]
N. Masuoka, M. Matsuda and I. Kubo
Food Chemistry   131(2) 541-545   2012   [Refereed]
Imai H, Kitagawa M, Ishihara K, Masuoka N, Shimoda K, Nakajima N, Hamada H
Bioscience, biotechnology, and biochemistry   76(8) 1552-1554   2012   [Refereed]
The Inhibition of Uric Acid Formation Catalyzed by Xanthine Oxidase
MASUOKA Noriyoshi
Journal of Food Research   1(3) 257-262   2012   [Refereed]
Tajima R, Oozeki H, Muraoka S, Tanaka S, Motegi Y, Nihei H, Yamada Y, Masuoka N, Nihei K
European journal of medicinal chemistry   46(4) 1374-1381   Apr 2011   [Refereed]
Ishihara K, Kwon SI, Masuoka N, Nakajima N, Hamada H
World journal of microbiology & biotechnology   26(7) 1337-1340   Jul 2010   [Refereed]
Ishihara K, Katsube Y, Kumazawa N, Kuratani M, Masuoka N, Nakajima N
Journal of bioscience and bioengineering   109(6) 554-556   Jun 2010   [Refereed]
Isao Kubo, Noriyoshi Masuoka, Tae Joung Ha, Kuniyoshi Shimizu and Ken-ichi Nihei
The Open Bioactive Compounds Journal   3(1) 1-11   Apr 2010   [Refereed]
A series (C1 to C16) of alkyl gallates was tested for their antioxidant activity for food protection and human health. One molecule of alkyl gallate, regardless of alkyl chain length, scavenges six molecules of 1,1-diphenyl-2-picrylhydrazyl (DPPH)...
Takemura Y, Wang DH, Sauriasari R, Horita M, Tsutsui K, Sano K, Masuoka N, Takigawa T, Takaki J, Ogino K
Bulletin of environmental contamination and toxicology   84(3) 347-350   Mar 2010   [Refereed]
Kikumoto Y, Sugiyama H, Inoue T, Morinaga H, Takiue K, Kitagawa M, Fukuoka N, Saeki M, Maeshima Y, Wang DH, Ogino K, Masuoka N, Makino H
Biochimica et biophysica acta   1802(2) 240-246   Feb 2010   [Refereed]
K. Takemoto, M. Tanaka, H. Iwata, R. Nishihara, K. Ishihara, D-H. Wang, K. Ogino, K. Taniuchi and N. Masuoka
Clin. Chim. Acta   407 43-46   Sep 2009
Background: Hydrogen peroxide is enzymatically processed by catalase, and catalase deficiency in blood is known as acatalasemia. We examined whether low catalase activity is a risk factor for diabetes mellitus. Methods: Blood glucose, insulin and ...
Ishihara K, Kato C, Yamaguchi H, Iwai R, Yoshida M, Ikeda N, Hamada H, Masuoka N, Nakajima N
Bioscience, biotechnology, and biochemistry   72(12) 3249-3257   Dec 2008   [Refereed]
S. Kwon, K. Shimoda, H. Hamada, K. Ishihara, N. Masuoka, H. Hamada
Acta Biologica Hungarica   59 347-355   Sep 2008
β-Thujaplicin (hinokitiol) is a tropolone derivative present in the heartwood of cupressaceous plants and is used as a medicine, a food additive, and a preservative, and in cosmetics as hair tonic. The cultured plant cells of Nicotiana tabacum gly...
Wang DH, Horita M, Tsutsui K, Sano K, Sauriasari R, Masuoka N, Takemura Y, Takigawa T, Takaki J, Ogino K
Environmental toxicology and chemistry / SETAC   27(8) 1768-1772   Aug 2008   [Refereed]
Naomi Fukuoka, Hitoshi Sugiyama, Hitoshi Sugiyama, Hitoshi Sugiyama, Tatsuyuki Inoue, Yoko Kikumoto, Kei Ichi Takiue, Hiroshi Morinaga, Kazushi Nakao, Yohei Maeshima, Masato Asanuma, Da Hong Wang, Keiki Ogino, Noriyoshi Masuoka, Hirofumi Makino
American Journal of Nephrology   59(3) 661-668   Jun 2008
Background: Peritoneal fibrosis is a major complication leading to the loss of peritoneal function in patients undergoing peritoneal dialysis. However, the effect of catalase depletion on peritoneal fibrosis has not yet been investigated. Methods:...
Sauriasari R, Wang DH, Takemura Y, Tsutsui K, Masuoka N, Sano K, Horita M, Wang BL, Ogino K
Toxicology   235(1-2) 103-111   Jun 2007   [Refereed]
Isobe T, Doe M, Morimoto Y, Nagata K, Masuoka N, Ohsaki A
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan   127(2) 389-395   Feb 2007   [Refereed]
Hamada H, Ishihara K, Masuoka N, Mikuni K, Nakajima N
Journal of bioscience and bioengineering   102(4) 369-371   Oct 2006   [Refereed]
Isao Kubo, Noriyoshi Masuoka, Ken ichi Nihei, Brigitta Burgheim
Journal of Food Composition and Analysis   19 579-588   Sep 2006
A large quantity of quercetin was characterized from a local dish known as maniçoba in Pará, Brazil. The fresh leaf of Manihot esculenta Crantz (Euphorbiaceae), a principal ingredient for maniçoba, was found to contain a large amount of rutin or q...
Noriyoshi Masuoka, Noriyoshi Masuoka, Noriyoshi Masuoka, Ken Ichi Nihei, Isao Kubo
Molecular Nutrition and Food Research   50(8) 725-731   Aug 2006
A series (C1-C12) of alkyl gallates was examined for their effects on the activity of xanthine oxidase. Octyl (C8), decyl (C10), and dodecyl (C12) gallates competitively inhibited uric acid formation generated by xanthine oxidase, and the inhibiti...
Masuoka N, Sugiyama H, Ishibashi N, Wang DH, Masuoka T, Kodama H, Nakano T
The Journal of biological chemistry   281(31) 21728-21734   Aug 2006   [Refereed]
Liu G, Yamashita K, Manabe M, Zhang J, Masuoka N, Kodama H
Clinical biochemistry   39(8) 781-787   Aug 2006   [Refereed]
Isao Kubo, Noriyoshi Masuoka, Tae Joung Ha, Kazuo Tsujimoto
Food Chemistry   99 555-562   May 2006
Anacardic acids, 6-pentadec(en)ylsalicylic acids isolated from the cashew Anacardium occidentale L. (Anacardiaceae) nut and apple, were found to possess preventive antioxidant activity while salicylic acid did not show this activity. These anacard...
Noriyoshi Masuoka, Takahiko Isobe, Isao Kubo
Phytotherapy Research   20 206-213   Mar 2006
The antioxidant activities of phenolic compounds: pedalitin, quercetin, rutin, isoquercitrin, and rosmarinic acid, isolated from the dried leaves of Rabdosia japonica Hara (Labiatae) were elucidated. All the phenolics tested exhibited superoxide s...
Sugiyama H, Kobayashi M, Wang DH, Sunami R, Maeshima Y, Yamasaki Y, Masuoka N, Kira S, Makino H
Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association   20(12) 2670-2680   Dec 2005   [Refereed]
Horita M, Wang DH, Tsutsui K, Sano K, Masuoka N, Kira S
Free radical research   39(10) 1035-1041   Oct 2005   [Refereed]
Liu G, Wang W, Masuoka N, Isobe T, Yamashita K, Manabe M, Kodama H
Planta medica   71(10) 933-937   Oct 2005   [Refereed]
Kobayashi M, Sugiyama H, Wang DH, Toda N, Maeshima Y, Yamasaki Y, Masuoka N, Yamada M, Kira S, Makino H
Kidney international   68(3) 1018-1031   Sep 2005   [Refereed]
Taku Nakano, Kanae Ohio, Fuinito Okafuji, Yoshihiro Mori, Hiroko Kakuda, Yasumaru Hatanaka, Noriyoshi Masuoka
Bulletin of the Chemical Society of Japan   78 703-709   Apr 2005
In a model system of a water-soluble hemin, tetrakis(4-methylpyridyl) porphinatoiron(III) pentachloride (FeTMPyPCl5), with 3-methyl-2-benzothiazolinone hydrazone (MBTH), superoxide anion radical (O 2®-), hydrogen peroxide, and then hydroxyl radica...
Kitaoka N, Liu G, Masuoka N, Yamashita K, Manabe M, Kodama H
Clinica chimica acta; international journal of clinical chemistry   353(1-2) 109-116   Mar 2005   [Refereed]
Reiko Sunami, Reiko Sunami, Hitoshi Sugiyama, Hitoshi Sugiyama, Da Hong Wang, Mizuho Kobayashi, Yohei Maeshima, Yasushi Yamasaki, Noriyoshi Masuoka, Norio Ogawa, Shohei Kira, Hirofumi Makino
American Journal of Physiology - Renal Physiology   286(6) F1030 - 1038   Jun 2004
Tissue homeostasis is determined by the balance between oxidants and antioxidants. Catalase is an important antioxidant enzyme regulating the level of intracellular hydrogen peroxide and hydroxyl radicals. The effect of catalase deficiency on rena...
Yang Q, Yang G, Zhang J, Masuoka N, Riffle YZ, Wang Z, Ebinuma H, Kodama H
Clinical biochemistry   37(2) 138-145   Feb 2004   [Refereed]
Wang DH, Masuoka N, Kira S
Environmental health and preventive medicine   8(2) 37-40   May 2003   [Refereed]
Noriyoshi Masuoka, Hiroyuki Kodama, Tadashi Abe, Da Hong Wang, Taku Nakano
Biochim Biophys Acta   1637 46-54   Jan 2003
Hydrogen peroxide removal rates by hemoglobin were enhanced in the presence of reduced pyridine nucleotides. The species which had the activity to oxidize pyridine nucleotides was purified from human blood and identified as hemoglobin A. Hydrogen ...
Noriyoshi Masuoka, Jianying Zhang, Leila Partoo, Jun Ohta, Kenji Sasaki, Hideo Ebinuma, Hiroyuki Kodama
Arch Biochem Biophys   407(2), 184-188(2) 184-188   Nov 2002
A new dipeptide was isolated from several tissues of Agkistroden blomhoffi (mamushi: a venomous snake in Japan), using ion-exchange resins and thin-layer chromatography. It was identified as O-phosphoserylethanolamine by mass spectrometry and comp...
Isao Kubo, Noriyoshi Masuoka, Ping Xiao, Hiroyuki Haraguchi
J.Agric Food Chem   50(12), 3533-3529(12) 3533-3539   Jun 2002
Dodecyl (C 12) gallate exhibits both potent chain-breaking and preventive antioxidant activity. The pyrogallol moiety is responsible for both activities. Dodecyl (lauryl) gallate prevents generation of superoxide radicals by...
Isao Kubo, Ken ichi Fujita, Ken ichi Nihei, Noriyoshi Masuoka
Bioorganic and Medicinal Chemistry   11 573-580   Feb 2002
Dodecyl (C12) gallate (3,4,5-trihydroxybenzoate) (1) was found to possess antibacterial activity specifically against Gram-positive bacteria, in addition to its potent antioxidant activity. The time-kill curve study indicates that this amphipathic...
Da Hong Wang, Ken Tsutsui, Kuniaki Sano, Noriyoshi Masuoka, Shohei Kira
Biochimica et Biophysica Acta - Gene Structure and Expression   522(3) 217-220   Dec 2001
Mutant catalase cDNAs from the hypocatalasemic and acatalasemic mice were cloned and expressed in bacteria. A novel missense mutation, Asp (AAT) to Ser (AGT), was identified at amino acid position 439 of the hypocatalasemic catalase. Analysis of r...
Huang Wei Lu, K. Sugahara, Y. Sagara, N. Masuoka, Y. Asaka, M. Manabe, H. Kodama
Arch Biochem Biophys   393(1) 73-77   Sep 2001
The effect of three flavonoids, 5,7,3′,4′-tetrahydoxy-3-methoxy flavone (THMF), luteolin, and quercetin, on the stimulus-induced superoxide generation and tyrosyl phosphorylation of proteins in human neutrophils were investigated. When the cells w...
Noboru Nagamine, Jun Ohta, Noriyoshi Masuoka, Hiroyuki Kodama, Toshihiko Ubuka
Acta Medica Okayama   53 19-25   Dec 1999
γ-Glutamylpropargylglycylglycine (γ-Glu-PPG-Gly) was isolated as a metabolite of propargylglycine (2-amino-4-pentynoic acid, a natural and synthetic inhibitor of cystathionine γ-lyase) from human blood incubated with D,L-propargylglycine in the pr...
Masahiro Wakimoto, Noriyoshi Masuoka, Taku Nakano, Toshihiko Ubuka
Acta Medica Okayama   52 233-237   Oct 1998
A new method for the determination of glutathione peroxidase activity in erythrocytes was developed. The present method was applied to the measurement of hydrogen peroxide removal rates by glutathione peroxidase in erythrocytes at 70μM hydrogen pe...
Yosei Shimazaki, Jianying Zhang, Hiroshi Wakiguchi, Takanobu Kurashige, Yasuhiro Sagara, Noriyoshi Masuoka, Jun Ohta, Toshihiko Ubuka, Hiroyuki Kodama
Biochem Biophys Res Comm   247(2) 387-391   Jun 1998
The priming effect of L-cystathionine sulfoxide, which is one of the unusual cystathionine metabolites found in the urine of patients with cystathioninuria, on the stimulus-induced superoxide generation by human neutrophils was examined. The synth...
Osamu Ito, Jianying Zhang, Meiying Zhang, Yasuhiro Sagara, Noriyoshi Masuoka, Toshihiko Ubuka, Hiroyuki Kodama
Clin Chim Acta   266 93-104   Oct 1997
Human peripheral blood polymorphonuclear leukocytes were preincubated with N-acetylcystathionine and N-acetyl-S-(3-oxo-3-carboxy-n-propyl)cysteine (NAc-OCPC) found in the urine of a patient with cystathioninuria. NAc-OCPC significantly enhanced th...
M. Kinuta, M. Kinuta, H. Shimizu, N. Masuoka, J. Ohta, W. B. Yao, T. Ubuka
Amino Acids   13 163-169   Oct 1997
S-[2-Carboxy-1-(1H-imidazol-4-yl)ethyl]-3-mercaptopyruvic acid (I) was chemically synthesized in 15% yield by incubating a reaction mixture of trans-urocanic acid and 3-fold excess of 3-mercaptopyruvic acid at 45°C or 6 days. The synthesized compo...
Noriyoshi Masuoka, Masahiro Wakimoto, Jun Ohta, Kunihiko Ishii, Taku Nakano
Biochimica et Biophysica Acta - Molecular Basis of Disease   1361 131-137   Aug 1997
Hydrogen peroxide removal activities in normal and acatalasemic mouse hemolysates were examined to determine the optimal temperature of catalase. From thermal stability of the removal activities in hemolysates, the removal activities were divided ...
Noriyoshi Masuoka, Masahiro Wakimoto, Toshihiko Ubuka, Taku Nakano
Clinica Chimica Acta   254(2) 101-112   Oct 1996
A new method of hydrogen peroxide determination for the measurement of catalase activity and rates of hydrogen peroxide removal by erythrocytes was described. Hydrogen peroxide was determined by converting it to the indamine dye with a water-solub...
Jianying Zhang, Kazunori Sugahara, Yasuhiro Sagara, Kazuko Hashimoto, Noriyoshi Masuoka, Hiroyuki Kodama
Metabolism: Clinical and Experimental   45 1312-1316   Oct 1996
Perhydro-1,4-thiazepine-4,5-dicarboxylic acid sulfoxide (cyclic cystathionine sulfoxide [cyclic cystaSO]) and N-acetylperhydro-1,4- thiazepine-3,5-dicarboxylic acid (NAc-cyclic cysta) have been identified in the urine of a patient with cystathioni...
Y. Machida, J. Zhang, K. Hashimoto, H. Wakiguchi, T. Kurashige, N. Masuoka, T. Ubuka, H. Kodama
Physial. Chem. Phys and Med. NMR   27 203-216   Dec 1995
Novel cystathionine metabolites, perhydro-1,4-thiazepine-3,5-dicarboxylic acid (PHTZDC), cystathionine mono-oxo acids [S-(3-oxo-3-carboxy-n-propyl)cysteine and S-(2-oxo-2-carboxyethyl)homocysteine], cystathionine ketimines, cystathionine sulfoxide...
J. Zhang, N. Masuoka, T. Ubuka, K. Sugahara, H. Kodama
Journal of Inherited Metabolic Disease   18 675-681   Nov 1995
A new cystathionine metabolite has been identified in the urine of a patient with cystathioninuria using liquid chromatography-mass spectrometry with an atmospheric pressure chemical ionization interface system (LC/APCI-MS). By this method a very ...
J. Zhang, N. Masuoka, T. Ubuka, H. Kodama
J. Mass Spectr   30(9) 1296-1302   Sep 1995
Novel cystathionine metabolites, cystathionine sulfoxide and NAc-cystathionine sulfoxide, were identified in the urine of a patient with cystathioninuria using liquid chromatography/mass spectrometry with an atmospheric pressure chemical ionizatio...
J. Ohta, T. Ubuka, H. Kodama, K. Sugahara, K. Yao, N. Masuoka, M. Kinuta
Amino Acids   9 111-122   Jun 1995
Intraperitoneal administration of D,L-propargylglycine to rats resulted in an increase in the cystathionine content of whole liver and liver mitochondria. Cystathionine in mitochondria was identified by amino acid analysis, thin layer chromatograp...
S. Yamada, T. Abe, J. Ohta, N. Masuoka, T. Ubuka
Amino Acids   8(1) 37-45   Mar 1995
Five mmol of l-2-oxothiazolidine-4-carboxylate (OTC)/kg of body weight was administered into the stomach of rats, and cysteine levels in tissues and sulfate and taurine excreted in the urine were determined. The cysteine (plus cystine expressed as...
Noriyoshi Masuoka, Kenzaburoh Yao, Masahiro Kinuta, Jun Ohta, Masahiro Wakimoto, Toshihiko Ubuka
Journal of Chromatography B.   660(1) 31-35   Oct 1994
A method for the determination of taurine and hypotaurine in biological samples involving the preparation of their 3,5-dinitrobenzoyl derivatives followed by HPLC was established. Taurine and hypotaurine in aqueous media were reacted with 3,5-dini...
Kenzaburoh Yao, Toshihiko Ubuka, Noriyoshi Masuoka, Masahiro Kinuta, Jun Ohta, Toshito Teraoka, Shinya Futani
Journal of Chromatography   581 11-15   Oct 1992
A new assay method for sialidase (EC activity using ion-exchange chromatography and acidic ninhydrin reaction has been developed. Fetuin, 4-methylumbelliferyl-N-acetylneuraminic acid (MUB-NANA), gangliosides and N-acetylneuramin-lactose ...
N. Masuoka, T. Ubuka, K. Yao, M. Kinuta, S. Yamada, M. Fujiwara
Amino Acids   1(3) 375-378   Oct 1991
We have reported preparations and gas chromatographic analyses of volatile derivatives of sulfuric acid and taurine (Masuoka et al., 1988; 1989). By extending these studies, we have developed a method for the gas chromatographic determination of c...
M. Kinuta, K. Yao, N. Masuoka, J. Ohta, T. Teraoka, T. Ubuka
Biochem. J.   275 617-621   Jun 1991
3-[(Carboxymethyl)thio]-3-(1H-imidazol-4-yl)propanoic acid (I) was isolated from healthy human urine by using ion-exchange column chromatography, and characterized by physicochemical analyses involving i.r., m.s. and n.m.r. spectrometries as well ...
M. Kinuta, N. Masuoka, K. Yao, J. Ohta, S. Yoshida, S. Futani, T. Ubuka
Amino Acids   1 259-262   Jun 1991
A compound, which had the same mobility on a high-voltage paper electrophoretogram and the same RF value on a thin-layer chromatogram as those of S-[2-carboxy-1-(1 H-imidazol-4-yl)ethyl]cysteine (I), was partially purified from human urine by ion-...
K. Yao, T. Ubuka, N. Masuoka, M. Kinuta, K. Ohta, K. Ishino
Acta Medica Okayama   44 65-70   Sep 1990
A new method for staining sialoglycoproteins in polyacrylamide gel after disc electrophoresis is described. The method utilizes the reaction of sialic acids with an acidic ninhydrin reagent which yields a stable color with an absorption maximum at...
T. Ubuka, S. Yuasa, J. Ohta, N. Masuoka, K. Yao, M. Kinuta
Acta Medica Okayama   44 55-64   Sep 1990
Formation of sulfate in rat liver mitochondria was studied. About 0.1 μmol of sulfate was formed in mitochondria from 1g of liver in 60min when 10mM L-cysteine was used as the substrate. Addition of either 10mM 2-oxoglutarate or 10mM glutathione t...
N. Masuoka, T. Ubuka, R. Akagi, K. Yao, K. Ishino
Acta Medica Okayama   43(5) 253-259   Dec 1989
Kenzaburoh Yao, Toshihiko Ubuka, Noriyoshi Masuoka, Masahiro Kinuta, Takahiro Ikeda
Analytical Biochemistry   179 332-335   Jan 1989
A simple and rapid method for sialic acid determination in sialoglycoproteins by acidic ninhydrin reaction is described. The method is based on the reaction of sialic acids with an acidic ninhydrin reagent (K. Yao and T. Ubuka (1987) Acta Med. Oka...
N. Masuoka, T. Ubuka, M. Kinuta, S. Yoshida, T. Taguchi
Acta Medica Okayama   42(5) 247-252   Oct 1988
A new gas chromatographic method for the determination of sulfate was developed. In this method, sulfate was quantitatively converted to a volatile derivative, dimethyl sulfate, by a two-step procedure. First, sulfate was converted to silver sulfa...
Noriyoshi Masuoka, Noriyoshi Masuoka, Harvey A. Itano
Biochemistry   26(12) 3672-3680   Dec 1987
Iron(III) oxyoctaethylporphyrin was isolated and purified as a dimer. The addition of tosylmethyl isocyanide to a solution of the dimer produced a monomer species, which was isolated and identified as bis(tosylmethyl isocyanide)iron(II) 5-oxyoctae...
Toshihiko Ubuka, Noriyoshi Masuoka, Shigeko Yoshida, Kazushi Ishino
Analytical Biochemistry   167 284-289   Jan 1987
The pI value of rat erythrocyte 3-mercaptopyruvate sulfurtransferase (EC was determined to be 5.9 at 10°C by isoelectric focusing in a horizontal slab polyacrylamide gel containing 2% carrier ampholyte (pH 3-10). In this study, ribonuclea...
Toshihiko Ubuka, Noriyoshi Masuoka, Haruhiko Mikami, Miyabi Taniguchi
Analytical Biochemistry   140 449-455   Aug 1984
A new reaction of S-(2-amino-2-carboxyethylsulfonyl)-l-cysteine (ACESC) with thiosulfate is described. The reaction proceeded quantitatively in formic or acetic acid solutions, yielding equimolar amounts of l-alanine sulfodisulfane (2-amino-2-carb...
M. Kinuta, N. Masuoka, S. Mizuhara
Physiological chemistry and physics   13 511-515   Dec 1981
Among carbohydrates, D-glucose, D-mannose, D-galactose, and glycogen yielded a previously described fluorescent pigment, reddish in alkaline medium and yellowish in acid, when heated with L-cysteine in hydrochloric acid solution. D-Fructose and so...
Masuoka Noriyoshi, Kamikawa Tadao, Kubota Takashi
天然有機化合物討論会講演要旨集   (20) 163-170   Sep 1976
12,13-Epoxytrichothec-9-ene (2) is a metabolite isolated from Trichothecium roseum by Nozoe et al. and its structure was synthetically confirmed by Tatsuno et al. In this paper we wish to report the first biomimetic synthesis of (2) modelled on th...
Biocatalytic reduction of carbonyl compounds by actinobacteria from two genera of the micromonosporaceae family: Actinoplanes and Dactylosporangium.
K. Ishihara, K. Morita, Y.Nishimori, S. Okamoto, T. Hiramatsu, A. Ohkawa, D. Uesugi, M. Yamagi, H. Hamada, N. Masuoka and N. Nakajima
Int. J. Curr. Microbio. App. Sci.   8(4) 920-931   2019   [Refereed]


Doi Wakana, Takemoto Kazunori, Ansai Kazuyuki, Ishihara Kohji, Murakami Takayuki, Inoue Junji, Oda Sen-ichi, Masuoka Noriyoshi
The bulletin of the Okayama University of Science. A, Natural science   49 11-17   2013
Msuoks Noriyoshi, Kuroda Kouhei, Okada Takehiko, Hashimoto Maki, Ishihara Kohji
The bulletin of the Okayama University of Science. A, Natural science   46 1-7   2010
Activities of hydrogen peroxide removal in erythrocytes
Proceedings of the 2nd international conference on bioradicals.   19-21   1997
M. Kinuta, H. Shimizu, N. Masuoka, J. Ohta, W. B. Yao, K. Kjnuta, T. Ijbuka
FASEB Journal   11    Dec 1997
In the first step of i.-histidine catabolism, urocanatc is formed by the action of histidinc ammonia-lyasc. In liver, urocanatc is metabolized by urocanatc hydratasc to 4-imidazolonc-5-propionatc. In epidermis, however, histidinc metabolism termin...
WANG Da-Hong
日本衞生學雜誌   56(1)    Apr 2001
Noriyoshi Masuoka, Isao Kubo
Biochimica et Biophysica Acta - Molecular Basis of Disease   1688 245-249   Apr 2004
Anacardic acid, 6[8(Z), 11(Z), 14-pentadecatrienyl]salicylic acid, inhibits generation of superoxide radicals by xanthine oxidase. This inhibition does not follow a hyperbolic inhibition, depends on anacardic acid concentrations, but follows a sig...
Kawanishi Hideki, Hamada Hiroki, Masuoka Noriyoshi
The bulletin of the Okayama University of Science. A, Natural science   41 23-31   2005
Dahong Wang, Masako Horita, Ken Tsutsui, Kimiko Tsutsui, Kuniaki Sano, Noriyoshi Masuoka, Kenichi Tomochika, Shohei Kira
REWAS'04 - Global Symposium on Recycling, Waste Treatment and Clean Technology   1405-1413   Dec 2005
We examined the possibility of developing a risk assessment method for potentially hazardous chemicals by using catalase mutant strains. These strains were constructed by transforming plasmids encoding the catalase cDNA from catalase mutant mice (...
Noriyoshi "Masuoka, Hideki Kawanishi, Sumiko Tanaka, Kohji Ishihara, Hiroki" Hamada
岡山理科大学紀要. A, 自然科学   42 29-33   2006
Masuoka Noriyoshi, Kawanishi Hideki, Tanaka Sumiko, Ishihara Kohji, Hamada Hiroki
The bulletin of the Okayama University of Science. A, Natural science   42 29-33   2006
Masuoka Noriyoshi, Wang Da-Hong, Kogashiwa Michiko, Miyashita Koichi, Nakaie Terumasa, Ishihara Kohji, Hamada Hiroki
The bulletin of the Okayama University of Science. A, Natural science   43 33-39   2007
日本衞生學雜誌   62(2)    Mar 2007
Hamada Hiroki, Hamada Hatsuyuki, Utsunomiya Nami, Kobayashi Tatsunari, Ishihara Kohji, Masuoka Noriyoshi
The bulletin of the Okayama University of Science. A, Natural science   44 15-20   2008
Kasahara Mitsugu, Kmada Mai, Kodama Hiroyuki, Hayashi Yuriko, Ishihara kohji, Masuoka Noriyoshi
The bulletin of the Okayama University of Science. A, Natural science   45(A) 5-10   2009
Determination of 3,5- dinitrobenzoylated taurine and hypotaurine by high-performance liquid chromatography
Amino Acids   5(1) 133-134   1993
Chemical S-thiolation of reduced nuclease A with glutathione and cysteine
Frontiers and new horizons in amino acid research(K. Takai ed. )Elsevier Science publisher   595-598    1992
Isolation of S-[2-carboxy-1-(1H-imidazol-4-yl)etnyl]-cysteine from human urine
Amino Acids   1(2) 259-262   1991
A synthesis of 12,13-epoxytrichothec-9-ene
Tetrahedron Letter   1691-1694    1976
Color reaction of sugars with cysteine I. isolation and chemical structure of a pigment product
Physiological chemistry and physics   13(2) 145-152   1981
Syntheis of 13-nortrichothec-9(10)-ene. A model reaction toward the total synthesis of trichodermin
Chemistry Letters   751-754    1974
笠原 貢,鎌田 舞, 児玉 幸彦, 林 裕里子, 石原 浩二, 益岡 典芳
岡山理科大学紀要   45(A) 5-10   2009


Prooxidants and antioxidants

Research Grants & Projects

Study of Takahara`s disease
Prooxidants and antioxidants
Priming effect of natural products in human neutrophils