Search Results - "HIGUCHI, Keiro"

Drinking Refined Deep-Sea Water Improves the Gut Ecosystem with Beneficial Effects on Intestinal Health in Humans: A Randomized Double-Blind Controlled Trial by Takeuchi, Hiroaki, Higuchi, Keiro, Yoshikane, Yu, Takagi, Ryo, Tokuhiro, Shinji, Takenaka, Koichi, Oboshi, Wataru, Kimura, Asako, Islam, Jahirul Md, Kaneko, Ayami, Sato, Shouichi, Ishizuka, Satoshi

“…World health trends are focusing on a balanced food and beverage intake for healthy life. Refined deep-sea water (RDSW), obtained from deep-sea water collected…”
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Flow-Injection Spectrophotometric Determination of Nitrite and Nitrate in Biological Samples by HIGUCHI, Keiro, MOTOMIZU, Shoji

“…Nitrite and nitrate in biological samples can act as an indicator of nitric oxide generated in vivo and have attracted a lot of attention as a messenger of…”
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Triangular-wave controlled amplitude-modulated flow analysis for extending dynamic range to saturated signals by Tanaka, Hideji, Wada, Riona, Yanase, Masatoshi, Tomiyama, Erina, Ohbuchi, Akira, Higuchi, Keiro, Takeuchi, Masaki

“…We have applied our amplitude-modulated flow analysis concept to extend the dynamic range to saturated analytical signals. Sample solution, the flow rate F S…”
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On-Line Photo-Oxidative Decomposition of Phosphorus Compounds to Orthophosphate and Its Application to Flow Injection Spectrophotometric Determinations of Total Phosphorus in River and Waste Waters by HIGUCHI, Keiro, TAMANOUCHI, Hiromitsu, MOTOMIZU, Shoji

“…A simple and mild on-line photo-oxidative decomposition method for the highly sensitive flow-injection spectrophotometric determination of total phosphorus in…”
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An automated sequential injection spectrophotometric method for evaluation of tyramine oxidase inhibitory activity of some flavonoids by Moonrungsee, Nuntaporn, Shimamura, Tomoko, Kashiwagi, Takehiro, Jakmunee, Jaroon, Higuchi, Keiro, Ukeda, Hiroyuki

“…An automated sequential injection (SI) spectrophotometric system has been developed for evaluation of tyramine oxidase (TOD) inhibitory activity. The method is…”
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Sequential injection spectrophotometric system for evaluation of mushroom tyrosinase-inhibitory activity by Moonrungsee, Nuntaporn, Shimamura, Tomoko, Kashiwagi, Takehiro, Jakmunee, Jaroon, Higuchi, Keiro, Ukeda, Hiroyuki

“…A sequential injection (SI) spectrophotometric method with absorbance detection at 475nm has been developed for evaluating activity of some compounds on an…”
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Application of chitosan functionalized with 3,4-dihydroxy benzoic acid moiety for on-line preconcentration and determination of trace elements in water samples by SABARUDIN, Akhmad, NOGUCHI, Osamu, OSHIMA, Mitsuko, HIGUCHI, Keiro, MOTOMIZU, Shoji

“…Chitosan resin functionalized with 3,4-dihydroxy benzoic acid (CCTS-DHBA resin) was used as a packing material for flow injection (FI) on-line mini-column…”
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Flow injection spectrophotometry coupled with a crushed barium sulfate reactor column for the determination of sulfate ion in water samples by Burakham, Rodjana, Higuchi, Keiro, Oshima, Mitsuko, Grudpan, Kate, Motomizu, Shoji

“…A new type of a reactor column, a crushed BaSO 4 reactor column used for the flow injection spectrophotometric determination of sulfate ion using the exchange…”
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New spectrophotometer equipped with long light path length cells and two channel FIA for trace metals by Sakai, Tadao, Yanagisawa, Akiko, Higuchi, Keiro, Teshima, Norio, Ura, Nobuo

“…New spectrophotometer was designed for the simultaneous assay of copper and iron using flow injection analysis and moreover, new 50 mm light path cells were…”
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Determination of passive-sampled sulphur dioxide in ambient air as sulphate ion by flow injection analysis with an in-line reaction column by Yang, Yi, Zhang, Xin-Xiang, Korenaga, Takashi, Higuchi, Keiro

“…A modified FIA method was developed for the determination of sulphur dioxide (SO 2) in ambient air collected by a passive sampler. SO 2 was oxidized by…”
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Chemistry of N-Hydroxyguanidines: Photo-Sensitized Oxygenation and Reaction with Nitric Oxide by Kabasawa, Hiroyo, Ikeno, Masako, Suzukawa, Masahiro, Higuchi, Keiro, Yanagisawa, Keiko, Seki, Hiroko, Tokunaga, Tatsuhiro, Ishikawa, Tsutomu

“…The chemistry of N‐hydroxyguanidines, focusing on photo‐sensitized oxygenation and reaction with nitric oxide (NO), was examined. In the former reaction, a…”
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Photo-sensitized oxygenation of phenethylguanidoxime: a possible chemical model for the biological oxidation of Nω-hydroxy-L-arginine to L-citrulline by Ishikawa, Tsutomu, Ikeno, Masako, Sakamaki, Tetsuo, Sato, Kunio, Higuchi, Keiro

“…Photo-sensitized oxygenation of phenethylguanidoxime led to the effective production of an expected urea derivative along with generation of nitric oxide (NO)…”
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