Search Results - "Wada, Masahisa"

Highly enhanced adsorption of Congo red onto dialdehyde cellulose-crosslinked cellulose-chitosan foam by Kim, Ung-Jin, Kimura, Satoshi, Wada, Masahisa

“…•Crosslinked cellulose-chitosan foam (CCLBD) was prepared using a LiBr solution.•CCLBD was stable in acidic regions in spite of a low degree of…”
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Thermal decomposition of native cellulose: Influence on crystallite size by Kim, Ung-Jin, Eom, Seok Hyun, Wada, Masahisa

“…The thermal degradation behavior of crystalline cellulose has been investigated using thermogravimetry, differential thermal analysis, and derivative…”
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Cellulose fiber biodegradation in natural waters: river water, brackish water, and seawater by Nagamine, Ryo, Kobayashi, Kayoko, Kusumi, Ryosuke, Wada, Masahisa

“…Cellulose, the main component of plant cell walls, is degradable in nature. However, to the best of our knowledge, this is the first report that compares the…”
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Enzymatic hydrolysis of cellulose I is greatly accelerated via its conversion to the cellulose II hydrate form by Wada, Masahisa, Ike, Masakazu, Tokuyasu, Ken

“…Cellulose II hydrate was prepared from microcrystalline cellulose (cellulose I) via its mercerization with 5 N NaOH solution over 1 h at room temperature…”
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Cellulose Aerogels from Aqueous Alkali Hydroxide-Urea Solution by Cai, Jie, Kimura, Satoshi, Wada, Masahisa, Kuga, Shigenori, Zhang, Lina

“…Highly porous and strong cellulose aerogels were prepared by gelation of cellulose from aqueous alkali hydroxide/urea solution, followed by drying with…”
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Biodegradation of various forms of cellulose and chitin in natural waters with different salinity by Miyaji, Koki, Zhou, Chunfan, Maeda, Asahi, Kobayashi, Kayoko, Kusumi, Ryosuke, Wada, Masahisa

“…•Biodegradability of cellulose and chitin in natural waters was evaluated.•Cellulose samples with larger specific surface areas were more degradable.•Chitin…”
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TEMPO-oxidized cellulose hydrogel as a high-capacity and reusable heavy metal ion adsorbent by Isobe, Noriyuki, Chen, Xiaoxia, Kim, Ung-Jin, Kimura, Satoshi, Wada, Masahisa, Saito, Tsuguyuki, Isogai, Akira

“…Nitroxy radical catalyzed oxidation with hypochlorite/bromide (TEMPO-mediated oxidation) was performed on a cellulose hydrogel prepared using LiOH/urea…”
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α-d-(1 → 3)-graft-(1 → 6)-glucan: Comb-like polysaccharide synthesized in vitro with α-1,3/1,6-glucosyltransferase L from Streptococcus salivarius by Kusumi, Ryosuke, Asai, Shinichi, He, Qinfeng, Kobayashi, Kayoko, Kimura, Satoshi, Yoshida, Makoto, Wada, Masahisa

“…We demonstrated that a unique polysaccharide with extremely high molecular weight can be easily obtained via a low-cost, mild reaction in a water medium from…”
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Low temperature alkali pretreatment for improving enzymatic digestibility of sweet sorghum bagasse for ethanol production by Wu, Long, Arakane, Mitsuhiro, Ike, Masakazu, Wada, Masahisa, Takai, Tomoyuki, Gau, Mitsuru, Tokuyasu, Ken

“…A low temperature alkali pretreatment method was proposed for improving the enzymatic hydrolysis efficiency of lignocellulosic biomass for ethanol production…”
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High Speed Atomic Force Microscopy Visualizes Processive Movement of Trichoderma reesei Cellobiohydrolase I on Crystalline Cellulose by Igarashi, Kiyohiko, Koivula, Anu, Wada, Masahisa, Kimura, Satoshi, Penttilä, Merja, Samejima, Masahiro

“…Fungal cellobiohydrolases act at liquid-solid interfaces. They have the ability to hydrolyze cellulose chains of a crystalline substrate because of their…”
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Untangling the threads of cellulose mercerization by Sawada, Daisuke, Nishiyama, Yoshiharu, Shah, Riddhi, Forsyth, V. Trevor, Mossou, Estelle, O’Neill, Hugh Michael, Wada, Masahisa, Langan, Paul

“…Naturally occurring plant cellulose, our most abundant renewable resource, consists of fibers of long polymer chains that are tightly packed in parallel arrays…”
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Two-way traffic of glycoside hydrolase family 18 processive chitinases on crystalline chitin by Igarashi, Kiyohiko, Uchihashi, Takayuki, Uchiyama, Taku, Sugimoto, Hayuki, Wada, Masahisa, Suzuki, Kazushi, Sakuda, Shohei, Ando, Toshio, Watanabe, Takeshi, Samejima, Masahiro

“…Processivity refers to the ability of synthesizing, modifying and degrading enzymes to catalyse multiple successive cycles of reaction with polymeric…”
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Catalytic activity of Cu2O nanoparticles supported on cellulose beads prepared by emulsion–gelation using cellulose/LiBr solution and vegetable oil by Zhang, Yangyang, Kobayashi, Kayoko, Kusumi, Ryosuke, Kimura, Satoshi, Kim, Ung-Jin, Wada, Masahisa

“…Nanocatalysts tend to aggregate and are difficult to recycle, limiting their practical applications. In this study, an environmentally friendly method was…”
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Trade-off between Processivity and Hydrolytic Velocity of Cellobiohydrolases at the Surface of Crystalline Cellulose by Nakamura, Akihiko, Watanabe, Hiroki, Ishida, Takuya, Uchihashi, Takayuki, Wada, Masahisa, Ando, Toshio, Igarashi, Kiyohiko, Samejima, Masahiro

“…Analysis of heterogeneous catalysis at an interface is difficult because of the variety of reaction sites and the difficulty of observing the reaction…”
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The Tryptophan Residue at the Active Site Tunnel Entrance of Trichoderma reesei Cellobiohydrolase Cel7A Is Important for Initiation of Degradation of Crystalline Cellulose by Nakamura, Akihiko, Tsukada, Takeshi, Auer, Sanna, Furuta, Tadaomi, Wada, Masahisa, Koivula, Anu, Igarashi, Kiyohiko, Samejima, Masahiro

“…The glycoside hydrolase family 7 cellobiohydrolase Cel7A from Trichoderma reesei is one of the best studied cellulases with the ability to degrade highly…”
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Characterization of cellulose–chitosan gels prepared using a LiOH/urea aqueous solution by Kim, Ung-Jin, Kimura, Satoshi, Wada, Masahisa

“…Cellulose–chitosan gels were prepared using a LiOH/urea aqueous solution for a co-dissolution. After cellulose and chitosan were dissolved by a freeze–thaw…”
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Activation of crystalline cellulose to cellulose IIII results in efficient hydrolysis by cellobiohydrolase by Igarashi, Kiyohiko, Wada, Masahisa, Samejima, Masahiro

“…The crystalline polymorphic form of cellulose (cellulose Iα‐rich) of the green alga, Cladophora, was converted into cellulose IIII and Iβ by supercritical…”
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In situ solid-state NMR of a magnetically oriented microcrystal suspension by Kusumi, Ryosuke, Kadoma, Hiroshi, Wada, Masahisa, Takeda, Kazuyuki, Kimura, Tsunehisa

“…[Display omitted] •Modulated field rotation aligns microcrystals three-dimensionally in a viscous liquid.•A magnetically oriented microcrystal suspension…”
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Surface structural analysis of selectively 13C-labeled cellulose II by solid-state NMR spectroscopy by Kita, Yusuke, Kusumi, Ryosuke, Kimura, Tsunehisa, Kitaoka, Motomitsu, Nishiyama, Yusuke, Wada, Masahisa

“…The local structure on the surface of plate-like cellulose II oligomer crystals (CIIOCs) was investigated by NMR spectroscopy. CIIOCs with reducing ends that…”
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Steric Stabilization of a Cellulose Microcrystal Suspension by Poly(ethylene glycol) Grafting by Araki, Jun, Wada, Masahisa, Kuga, Shigenori

“…A sterically stabilized aqueous suspension of rodlike cellulose microcrystals was prepared by the combination of acid hydrolysis of native cellulose, oxidative…”
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