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Koei Kawakami

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TOP 3
Shinji Sakai; Hitomi Inagaki; Koei Kawakami; Takanori Kihara; Yang Liu; Tomohiro Matsuyama; Jun Miyake; Masahito Taya
Rapidly serum-degradable hydrogel templating fabrication of spherical tissues and curved tubular structures.
Takayuki Takei; Naoya Kishihara; Hiroyuki Ijima; Koei Kawakami
Fabrication of capillary-like network in a matrix of water-soluble polymer using poly(methyl methacrylate) microfibers.
Koei Kawakami; Yasuhiro Oda; Ryo Takahashi
Application of a Burkholderia cepacia lipase-immobilized silica monolith to batch and continuous biodiesel production with a stoichiometric mixture of methanol and crude Jatropha oil.

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All Publications

2012: Shinji Sakai; Hitomi Inagaki; Koei Kawakami; Takanori Kihara; Yang Liu; Tomohiro Matsuyama; Jun Miyake; Masahito Taya
Rapidly serum-degradable hydrogel templating fabrication of spherical tissues and curved tubular structures.
Biotechnology and bioengineering 2012;109(11):2911-9.
2012: Takayuki Takei; Naoya Kishihara; Hiroyuki Ijima; Koei Kawakami
Fabrication of capillary-like network in a matrix of water-soluble polymer using poly(methyl methacrylate) microfibers.
Artificial cells, blood substitutes, and immobilization biotechnology 2012;40(1-2):66-9.
2011: Koei Kawakami; Yasuhiro Oda; Ryo Takahashi
Application of a Burkholderia cepacia lipase-immobilized silica monolith to batch and continuous biodiesel production with a stoichiometric mixture of methanol and crude Jatropha oil.
Biotechnology for biofuels 2011;4(1):42.
2010: Takayuki Takei; Mitsunobu Sato; Hiroyuki Ijima; Koei Kawakami
In situ gellable oxidized citrus pectin for localized delivery of anticancer drugs and prevention of homotypic cancer cell aggregation.
Biomacromolecules 2010;11(12):3525-30.
2010: Shinji Sakai; Kousuke Moriyama; Kenichi Taguchi; Koei Kawakami
Hematin is an alternative catalyst to horseradish peroxidase for in situ hydrogelation of polymers with phenolic hydroxyl groups in vivo.
Biomacromolecules 2010;11(8):2179-83.
2010: Yung-Te Hou; Hiroyuki Ijima; Shunichi Matsumoto; Takafumi Kubo; Takayuki Takei; Shinji Sakai; Koei Kawakami
Effect of a hepatocyte growth factor/heparin-immobilized collagen system on albumin synthesis and spheroid formation by hepatocytes.
Journal of bioscience and bioengineering 2010;110(2):208-16.
2010: Shinji Sakai; Sho Ito; Koei Kawakami
Calcium alginate microcapsules with spherical liquid cores templated by gelatin microparticles for mass production of multicellular spheroids.
Acta biomaterialia 2010;6(8):3132-7.
2010: Changjun Mu; Shinji Sakai; Hiroyuki Ijima; Koei Kawakami
Preparation of cell-enclosing microcapsules through photopolymerization of methacrylated alginate solution triggered by irradiation with visible light.
Journal of bioscience and bioengineering 2010;109(6):618-21.
2010: Shinji Sakai; K Hirose; K Moriyama; Koei Kawakami
Control of cellular adhesiveness in an alginate-based hydrogel by varying peroxidase and H(2)O(2) concentrations during gelation.
Acta biomaterialia 2010;6(4):1446-52.
2010: Mozaffar Shakeri; Koei Kawakami
Significant changes in the transesterification activity of free and mesoporous-immobilized Rhizopus oryzae lipase in ionic liquids.
Journal of biotechnology 2010;145(3):281-3.
2010: Shinji Sakai; Koei Kawakami
Development of subsieve-size capsules and application to cell therapy.
Advances in experimental medicine and biology 2010;670():22-30.
2009: Shinji Sakai; Sho Ito; Yuko Ogushi; Ichiro Hashimoto; Natsuko Hosoda; Yoshinori Sawae; Koei Kawakami
Enzymatically fabricated and degradable microcapsules for production of multicellular spheroids with well-defined diameters of less than 150 microm.
Biomaterials 2009;30(30):5937-42.
2009: Shinji Sakai; Keisuke Hirose; Kenichi Taguchi; Yuko Ogushi; Koei Kawakami
An injectable, in situ enzymatically gellable, gelatin derivative for drug delivery and tissue engineering.
Biomaterials 2009;30(20):3371-7.
2009: Yuko Ogushi; Shinji Sakai; Koei Kawakami
Phenolic hydroxy groups incorporated for the peroxidase-catalyzed gelation of a carboxymethylcellulose support: cellular adhesion and proliferation.
Macromolecular bioscience 2009;9(3):262-7.
2009: Shinji Sakai; Yuko Ogushi; Koei Kawakami
Enzymatically crosslinked carboxymethylcellulose-tyramine conjugate hydrogel: cellular adhesiveness and feasibility for cell sheet technology.
Acta biomaterialia 2009;5(2):554-9.
2009: Shinji Sakai; Ichiro Hashimoto; Shinji Tanaka; Brian Salmons; Koei Kawakami
Small agarose microcapsules with cell-enclosing hollow core for cell therapy: transplantation of Ifosfamide-activating cells to the mice with preestablished subcutaneous tumor.
Cell transplantation 2009;18(8):933-9.
2008: Shinji Sakai; Yousuke Takagi; Yusuke Yamada; Tetsu Yamaguchi; Koei Kawakami
Reinforcement of porous alginate scaffolds by incorporating electrospun fibres.
Biomedical materials (Bristol, England) 2008;3(3):034102.
2008: Shinji Sakai; Koichi Antoku; Tetsu Yamaguchi; Koei Kawakami
Transesterification by lipase entrapped in electrospun poly(vinyl alcohol) fibers and its application to a flow-through reactor.
Journal of bioscience and bioengineering 2008;105(6):687-9.
2008: Shinji Sakai; Koei Kawakami
Both ionically and enzymatically crosslinkable alginate-tyramine conjugate as materials for cell encapsulation.
Journal of biomedical materials research. Part A 2008;85(2):345-51.
2008: Hiroyuki Ijima; Takeshi Matsuo; Koei Kawakami
The mixed coculture effect of primary rat hepatocytes and bone marrow cells is caused by soluble factors derived from bone marrow cells.
Journal of bioscience and bioengineering 2008;105(3):226-31.
2008: Shinji Sakai; Ichiro Hashimoto; Koei Kawakami
Agarose-gelatin conjugate membrane enhances proliferation of adherent cells enclosed in hollow-core microcapsules.
Journal of biomaterials science. Polymer edition 2008;19(7):937-44.
2008: Shinji Sakai; Ichiro Hashimoto; Koei Kawakami
Production of cell-enclosing hollow-core agarose microcapsules via jetting in water-immiscible liquid paraffin and formation of embryoid body-like spherical tissues from mouse ES cells enclosed within these microcapsules.
Biotechnology and bioengineering 2008;99(1):235-43.
2007: Takayuki Takei; Shinsuke Yamaguchi; Shinji Sakai; Hiroyuki Ijima; Koei Kawakami
Novel technique for fabricating double-layered tubular constructs consisting of two vascular cell types in collagen gels used as templates for three-dimensional tissues.
Journal of bioscience and bioengineering 2007;104(5):435-8.
2007: Koei Kawakami; Daisuke Abe; Taiki Urakawa; Ayako Kawashima; Yasuhiro Oda; Ryo Takahashi; Shinji Sakai
Development of a silica monolith microbioreactor entrapping highly activated lipase and an experiment toward integration with chromatographic separation of chiral esters.
Journal of separation science 2007;30(17):3077-84.
2007: Shinji Sakai; Ichiro Hashimoto; Yuko Ogushi; Koei Kawakami
Peroxidase-catalyzed cell encapsulation in subsieve-size capsules of alginate with phenol moieties in water-immiscible fluid dissolving H2O2.
Biomacromolecules 2007;8(8):2622-6.
2007: Yuko Ogushi; Shinji Sakai; Koei Kawakami
Synthesis of enzymatically-gellable carboxymethylcellulose for biomedical applications.
Journal of bioscience and bioengineering 2007;104(1):30-3.
2007: Shinji Sakai; Koei Kawakami
Synthesis and characterization of both ionically and enzymatically cross-linkable alginate.
Acta biomaterialia 2007;3(4):495-501.
2007: Shinji Sakai; Ichiro Hashimoto; Koei Kawakami
Agarose-gelatin conjugate for adherent cell-enclosing capsules.
Biotechnology letters 2007;29(5):731-5.
2007: Takayuki Takei; Shinji Sakai; Hiroyuki Ijima; Koei Kawakami
Expression of a liver-specific function by a hepatoblastoma cell line cocultured with three-dimensional endothelialized tubes in collagen gels.
Journal of bioscience and bioengineering 2007;103(2):200-2.
2007: Shinji Sakai; Ichiro Hashimoto; Koei Kawakami
Synthesis of an agarose-gelatin conjugate for use as a tissue engineering scaffold.
Journal of bioscience and bioengineering 2007;103(1):22-6.
2007: Takayuki Takei; Shinji Sakai; Toru Yokonuma; Hiroyuki Ijima; Koei Kawakami
Fabrication of artificial endothelialized tubes with predetermined three-dimensional configuration from flexible cell-enclosing alginate fibers.
Biotechnology progress 2007;23(1):182-6.
2006: Takayuki Takei; Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Fabrication of endothelialized tube in collagen gel as starting point for self-developing capillary-like network to construct three-dimensional organs in vitro.
Biotechnology and bioengineering 2006;95(1):1-7.
2006: Takayuki Takei; Shinji Sakai; Hiroyuki Ijima; Koei Kawakami
Development of mammalian cell-enclosing calcium-alginate hydrogel fibers in a co-flowing stream.
Biotechnology journal 2006;1(9):1014-7.
2006: Shinji Sakai; Yusuke Yamada; Tetsu Yamaguchi; Koei Kawakami
Prospective use of electrospun ultra-fine silicate fibers for bone tissue engineering.
Biotechnology journal 2006;1(9):958-62.
2006: Shinji Sakai; Changjun Mu; Kenji Kawabata; Ichiro Hashimoto; Koei Kawakami
Biocompatibility of subsieve-size capsules versus conventional-size microcapsules.
Journal of biomedical materials research. Part A 2006;78(2):394-8.
2005: Sachiyo Suita; Shin-ichi Noguchi; Hideo Takamatsu; Hiroyoshi Mizote; Akira Nagasaki; Yukihiro Inomata; Toshiro Hara; Jun Okamura; S Miyazaki; Koei Kawakami; H Eguchi; Masazumi Tsuneyoshi
Clinical characteristics and the prognosis of rhabdomyosarcoma - a report from the Study Group for Pediatric Solid Malignant Tumors in the Kyushu Area, Japan.
European journal of pediatric surgery : official journal of Austrian Association of Pediatric Surgery ... [et al] = Zeitschrift für Kinderchirurgie 2005;15(6):409-13.
2005: Shinji Sakai; Kenji Kawabata; Shinji Tanaka; Norifumi Harimoto; Ichiro Hashimoto; Changjun Mu; Brian Salmons; Hiroyuki Ijima; Koei Kawakami
Subsieve-size agarose capsules enclosing ifosfamide-activating cells: a strategy toward chemotherapeutic targeting to tumors.
Molecular cancer therapeutics 2005;4(11):1786-90.
2005: Shinji Sakai; Kenji Kawabata; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Development of mammalian cell-enclosing subsieve-size agarose capsules (<100 microm) for cell therapy.
Biomaterials 2005;26(23):4786-92.
2005: Shinji Sakai; Hiroki Masuhara; Yusuke Yamada; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Transition of mechanical property of porous alginate scaffold with cells during culture period.
Journal of bioscience and bioengineering 2005;100(1):127-9.
2005: Hiroyuki Ijima; Koei Kawakami
Promotion of monolayer formation and high expression of ammonia metabolism of primary rat hepatocytes on arginine-glycine-aspartic acid-containing peptide-coated polystyrene dish.
Journal of bioscience and bioengineering 2005;100(1):62-6.
2005: Shinji Sakai; Kenji Kawabata; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Higher viscous solution induces smaller droplets for cell-enclosing capsules in a co-flowing stream.
Biotechnology progress 2005;21(3):994-7.
2005: Tsutomu Ono; Mai Nagatomo; Tomoaki Nagao; Hiroyuki Ijima; Koei Kawakami
Nonaggregating refolding of ribonuclease A using reverse micellar dialysis.
Biotechnology and bioengineering 2005;89(3):290-5.
2005: Hiroyuki Ijima; Sunao Murakami; Takeshi Matsuo; Takayuki Takei; Tsutomu Ono; Koei Kawakami
Enhancement of liver-specific functions of primary rat hepatocytes co-cultured with bone marrow cells on tissue culture-treated polystyrene surfaces.
Journal of artificial organs : the official journal of the Japanese Society for Artificial Organs 2005;8(2):104-9.
2004: Shinji Sakai; Kenji Kawabata; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Preparation of mammalian cell-enclosing subsieve-sized capsules (<100 microm) in a coflowing stream.
Biotechnology and bioengineering 2004;86(2):168-73.
2004: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
MIN6 cells-enclosing aminopropyl-silicate membrane templated by alginate gels differences in guluronic acid content.
International journal of pharmaceutics 2004;270(1-2):65-73.
2004: Sachiyo Suita; Tatsuro Tajiri; Hideo Takamatsu; Hiroyoshi Mizote; Akira Nagasaki; Yukihiro Inomata; Toshiro Hara; Jun Okamura; S Miyazaki; Koei Kawakami; H Eguchi; Masazumi Tsuneyoshi
Improved survival outcome for hepatoblastoma based on an optimal chemotherapeutic regimen--a report from the study group for pediatric solid malignant tumors in the Kyushu area.
Journal of pediatric surgery 2004;39(2):195-8; discussion 195-8.
2003: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Modification of porous aminopropyl-silicate microcapsule membrane by electrically-bonded external anionic polymers.
Journal of biomaterials science. Polymer edition 2003;14(7):643-52.
2002: Sachiyo Suita; Kumiko Shono; Tatsuro Tajiri; T Takamatsu; Hiroyoshi Mizote; Akira Nagasaki; Yukihiro Inomata; Toshiro Hara; Jun Okamura; S Miyazaki; Koei Kawakami; H Eguchi; Masazumi Tsuneyoshi
Malignant germ cell tumors: clinical characteristics, treatment, and outcome. A report from the study group for Pediatric Solid Malignant Tumors in the Kyushu Area, Japan.
Journal of pediatric surgery 2002;37(12):1703-6.
2002: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
In vitro and in vivo evaluation of alginate/sol-gel synthesized aminopropyl-silicate/alginate membrane for bioartificial pancreas.
Biomaterials 2002;23(21):4177-83.
2002: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Alginate/aminopropyl-silicate/alginate membrane immunoisolatability and insulin secretion of encapsulated islets.
Biotechnology progress 2002;18(2):401-3.
2001: Hiroyuki Ijima; A Noguchi; T Katsuno; Tsutomu Ono; Kohji Nakazawa; Kazumori Funatsu; Koei Kawakami
Evaluating the performance of a hybrid artificial liver support system with a recoverable hepatic failure rat model.
Annals of the New York Academy of Sciences 2001;944():344-9.
2001: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Newly developed aminopropyl-silicate immunoisolation membrane for a microcapsule-shaped bioartificial pancreas.
Annals of the New York Academy of Sciences 2001;944():277-83.
2001: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Synthesis and transport characterization of alginate/aminopropyl-silicate/alginate microcapsule: application to bioartificial pancreas.
Biomaterials 2001;22(21):2827-34.
2001: Tatsuro Tajiri; Sachiyo Suita; Y Sera; Hideo Takamatsu; Hiroyoshi Mizote; Akira Nagasaki; N Kurosaki; Noritoshi Handa; Toshiro Hara; Jun Okamura; S Miyazaki; Toru Sugimoto; Koei Kawakami; H Eguchi; Masazumi Tsuneyoshi
Clinical and biologic characteristics for recurring neuroblastoma at mass screening cases in Japan.
Cancer 2001;92(2):349-53.
2000: Sachiyo Suita; Tatsuro Tajiri; Y Sera; Hideo Takamatsu; Hiroyoshi Mizote; Hidehiro Ohgami; N Kurosaki; Toshiro Hara; Jun Okamura; S Miyazaki; Toru Sugimoto; Koei Kawakami; Masazumi Tsuneyoshi; H Tasaka; H Yano; H Akiyama; K Ikeda
The characteristics of mediastinal neuroblastoma.
European journal of pediatric surgery : official journal of Austrian Association of Pediatric Surgery ... [et al] = Zeitschrift für Kinderchirurgie 2000;10(6):353-9.
2000: Sachiyo Suita; Tatsuro Tajiri; Y Sera; Hideo Takamatsu; Hiroyoshi Mizote; Akira Nagasaki; N Kurosaki; Toshiro Hara; Jun Okamura; S Miyazaki; Toru Sugimoto; Koei Kawakami; H Eguchi; Masazumi Tsuneyoshi
Improved survival for patients with advanced neuroblastoma after high-dose combined chemotherapy based in part on N-myc amplification.
Journal of pediatric surgery 2000;35(12):1737-41.
2000: Shinji Sakai; Tsutomu Ono; Hiroyuki Ijima; Koei Kawakami
Control of molecular weight cut-off for immunoisolation by multilayering glycol chitosan-alginate polyion complex on alginate-based microcapsules.
Journal of microencapsulation 2000;17(6):691-9.
1998: Koei Kawakami; S Furukawa
Catalytic properties of lipase entrapped in alkyl-substituted organic silicates.
Annals of the New York Academy of Sciences 1998;864():323-6.
1998: Sachiyo Suita; Tatsuro Tajiri; K Akazawa; Y Sera; Hideo Takamatsu; Hiroyoshi Mizote; Hidehiro Ohgami; N Kurosaki; Toshiro Hara; Jun Okamura; S Miyazaki; Toru Sugimoto; Koei Kawakami; Masazumi Tsuneyoshi; H Tasaka; Hirohisa Yano; H Akiyama; K Ikeda
Mass screening for neuroblastoma at 6 months of age: difficult to justify.
Journal of pediatric surgery 1998;33(11):1674-8.