OHTSUKI Chikara

J-GLOBAL         Last updated: Jul 27, 2019 at 17:27
 
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Name
OHTSUKI Chikara
E-mail
ohtsukichembio.nagoya-u.ac.jp
URL
http://www.apchem.nagoya-u.ac.jp/ketsu5/
Affiliation
Nagoya University
Section
Graduate School of Engineering Materials Chemistry 2
Job title
Professor

Awards & Honors

 
Jun 2017
CerSJ Fellow, the Ceramic Society of Japan
 
Mar 2014
The Academic Prize of the 31th Nagai Foundation for Science and Technology
 
Jun 2012
Fellow, Biomaterials Science & Engineering, International Union of Societies for Biomaterials Science & Engineering
 
Jun 2012
The 66th CerSJ (the Ceramic Society of Japan) Award for academic achievements in ceramic science and technology
 
Nov 2010
The Award of Japanese Society for Biomaterials (2010)
 
Jun 2006
Special Award for Young Investigator in Special Award for Young Investigator in 20th Anniversary Commemoration
 
Mar 2006
NAIST Academic Prize
 
Sep 2004
ASIAN BIOCERAMICS SYMPOSIUM 2004, ABC Award,
 
May 2000
The Award for Young Investigator of Japanese Society for Biomaterials (2000)
 
May 1997
The 51 Award for Young Investigator of the Ceramic Society of Japan
 

Published Papers

 
Atsumi Chisato, Araoka Shintaro, Landenberger Kira B., Kanazawa Arihiro, Nakamura Jin, Ohtsuki Chikara, Aoshima Sadahito, Sugawara-Narutaki Ayae
LANGMUIR   34(26) 7751-7758   Jun 2018   [Refereed]
Tomoyuki Tajima, Tomoaki Tanaka, Hideaki Miyake, Ill Yong Kim, Chikara Ohtsuki and Yutaka Takaguchi
Polymer Journal      May 2018   [Refereed]
Han Yulai, Nishimura Tatsuya, Iimura Misato, Sakamoto Takeshi, Ohtsuki Chikara, Kato Takashi
LANGMUIR   33(38) 10077-10083   Sep 2017
Le Duc H. T., Tsutsui Yoko, Sugawara-Narutaki Ayae, Yukawa Hiroshi, Baba Yoshinobu, Ohtsuki Chikara
JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART A   105(9) 2475-2484   Sep 2017
Satoshi Kajiyama, Takeshi Sakamoto, Moe Inoue, Tatsuya Nishimura, Taishi Yokoi, Chikara Ohtsuki and Takashi Kato
CrystEngComm   18 8388-8395   Sep 2016   [Refereed]
Jian Wen, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Nanoscience and Nanotechnology   16 3077-3083   Mar 2016   [Refereed]
Optimization of Sintering Conditions for Improvement of Mechanical Property of α-Tricalcium Phosphate Blocks
Jian Wen, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Global Journal of Biotechnology and Biomaterial Science   2 1-7   Jan 2016
Hydroxyapatite Formation from Calcium Carbonate Single Crystal under Hydrothermal Condition: Effects of Processing Temperature
Ill Yong Kim, and Chikara Ohtsuki
Ceramics International   42 1886-1890   Nov 2015
Taishi Yokoi, Masanobu Kamitakahara and Chikara Ohtsuki
Dalton Transactions   44 7943-7950   May 2015   [Refereed]
Euisup Shin, Ill Yong Kim, Sung Baek Cho and Chikara Ohtsuki
Materials Science and Engineering: C   48 279-286   Mar 2015   [Refereed]
Yasuyuki Kato, Taishi Yokoi, Euisup Shin, Ill Yong Kim, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of Asian Ceramic Societies   3 44-49   Mar 2015   [Refereed]
Seira Morimune-Moriya, Sakina Kondo, Ayae Sugawara-Narutaki, Tatsuya Nishimura, Takashi Kato and Chikara Ohtsuki
Polymer Journal      Feb 2015   [Refereed]
Anthony L. B. Maçon, Taek B. Kim, Esther M. Valliant, Kathryn Goetschius, Richard K. Brow, Delbert E. Day, Alexander Hoppe, Aldo R. Boccaccini, Ill Yong Kim, Chikara Ohtsuki, Tadashi Kokubo, Akiyoshi Osaka, Maria Vallet-Regí, Daniel Arcos, Leandro Fraile, Antonio J. Salinas, Alexandra V. Teixeira, Yuliya Vueva, Rui M. Almeida, Marta Miola, Chiara Vitale-Brovarone, Enrica Verné, Wolfram Höland, and Julian R. Jones
Journal of Materials Science: Materials in Medicine   26 Article 115 (10 pages)   Feb 2015   [Refereed]
Fabrication of Self-Standing Films Consisting of Enamel-Like Oriented Nanorods Using Artificial Peptide
Kazuki Aita, Yuya Oaki, Chikara Ohtsuki and Hiroaki Imai
CrystEngComm   17 5551-5555   2015   [Refereed]
Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Ceramics International      Jun 2014   [Refereed]
Masayasu Totani, Tsuyoshi Ando, Kayo Terada, Takaya Terashima, Ill Yong Kim, Chikara Ohtsuki, Chuanwu Xi, Kenichi Kuroda and Masao Tanihara
Biomaterials Science, 2014      May 2014   [Refereed]
Ill Yong Kim, Chikara Ohtsuki, Aisling Coughlan, Lana Placek, Anthony W. Wren, Mark R. Towler
Journal of Materials Science: Materials in Medicine   24(12) 2677-2682   Dec 2013   [Refereed]
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
Journal of Crystal Growth   383 166-171   Nov 2013   [Refereed]
Hiroyuki Shibata, Taishi Yokoi, Tomoyo Goto, Ill Yong Kim, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121 807-812   Sep 2013   [Refereed]
Biomimetic mineralization of calcium phosphates in polymeric hydrogels containing carboxyl groups
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
Journal of Asian Ceramic Societies   1 155-162   Aug 2013   [Refereed]
Biomineralization on chemically synthesized collagen containing immobilized poly-γ-glutamic acid
Toshiki Miyazaki, Akimasa Kuramoto, Atsuhide Hirakawa, Yuki Shirosaki and Chikara Ohtsuki
Dental Materials Journal   32(4) 544-549   Jul 2013
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Nanoparticle Research   15 1657-1666   May 2013   [Refereed]
Taishi Yokoi, Masanobu Kamitakahara, Masakazu Kawashita and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121(2) 219-225   Feb 2013   [Refereed]
Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121(2) 129-134   Feb 2013   [Refereed][Invited]
Toshiki Miyazaki, Juntarou Mukai, Eiichi Ishida and Chikara Ohtsuki
Bio-Medical Materials and Engineering   23(1) 339-347   Jan 2013   [Refereed]
Formation of Oriented Hydroxyapatite Crystals in a Hydrogel
Taishi Yokoi, Ill Yong Kim, Masakazu Kawashita and Chikara Ohtsuki
Key Engineering Materials   529-530 24-28   2013
Effects of Heat Treatment on Apatite Formation of CaO-SiO2-PEEK Composites
Sung Baek Cho, Eung Mo An, Sujeong Lee, Hee Dong Jang, Ill Yong Kim, Chikara Ohtsuki and Yun Jong Kim
Key Engineering Materials   529-530 436-440   2013
Inhibitory effects of doped aluminum and silicon on HAp-forming ability of titania in simulated body fluid
Euisup Shin, Ill Yong Kim, Sung Baek Cho and Chikara Ohtsuki
Key Engineering Materials   529-530 641-645   2013
Ichiro Nakahara, Masaki Takao, Tomoyo Goto, Chikara Ohtsuki, Shigeru Hibino, Nobuhiko Sugano
Journal of Orthopaedic Research   30 1618-1652   Oct 2012   [Refereed]
Formation of Oriented Hydroxyapatite Rods by Hydrothermal Treatment of Calcite Single Crystal
Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Korean Journal of Materials Research   22(8) 397-402   Sep 2012   [Refereed]
Mineralization of Calcium Phosphate on Octacalcium Phosphate in a Solution Mimicking In Vivo Conditions
Taishi Yokoi, Ill Yong Kim, Chikara Ohtsuki
Phosphorus Research Bulletin   26 71-76   Sep 2012   [Refereed]
Taishi Yokoi, Hidetaka Kato, Ill Yong Kim, Koichi Kikuta, Masakazu Kawashita and Chikara Ohtsuki
Ceramics International   38(5) 3815-3820   Jul 2012   [Refereed]
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   32(3) 397-403   Apr 2012   [Refereed]
Taishi Yokoi, Hidetaka Kato, Ill Yong Kim, Koichi Kikuta, Masanobu Kamitakahara, Masakazu Kawashita and Chikara Ohtsuki
Dalton Transactions   41(9) 2732-2737   Apr 2012   [Refereed]
Comparative study of hydroxyapatite formation from α- and β-tricalcium phosphates under hydrothermal conditions
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   120(4) 131-137   Apr 2012   [Refereed]
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Ceramics International   38(2) 1003-1010   Mar 2012   [Refereed]
Strategy to reduce carbonate incorporation in the fabrication of hydroxyapatite nanopowders
Selvakumar Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   119(1396) 947-953   Dec 2011   [Refereed]
Claudia Manuela Botelho, Roger Brooks, Masanobu Kanitakahara, Chikara Ohtsuki, Serena Best, Maria Ascensão Lopers, Neil Rushton, William Bonfield and José Domingos Santos
Journal of Encapsulation and Adsorption Science   1(4) 72-79   Dec 2011   [Refereed]
Selvakumar Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   31(7) 1383-1388   Oct 2011   [Refereed]
Ill Yong Kim , Ryota Iwatsuki, Koichi Kikuta, Yumi Morita, Toshiki Miyazaki and Chikara Ohtsuki
Materials Science and Engineering: C   31(7) 1472-1476   Oct 2011   [Refereed]
T. Goto, M. Kamitakahara, I. Y. Kim and C. Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192014   Jul 2011   [Refereed]
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192012   Jul 2011   [Refereed]
M.-Y. Koh, Y. Morita, T. Miyazaki and C. Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192004   Jul 2011   [Refereed]
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192008   Jul 2011   [Refereed]
Mi-Young Koh, Toshiki Miyazaki and Chikara Ohtsuki
Journal of Biomaterials Applications   25(6) 581-594   Feb 2011   [Refereed]
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   22(2) 209-216   Feb 2011   [Refereed]
Sensing of Protein Adsorption by Composites Consisting of Silver Nanoparticles and Hydroxyapatite
Chikara Ohtsuki, Yuji Ichikawa, Hiroyuki Shibata, Tsukasa Torimoto and Ill Yong Kim
Advances in Science and Technology   76 90-99   Sep 2010   [Refereed]
Taishi Yokoi, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of Crystal Growth   312 2376-2383   Aug 2010   [Refereed]
Fabrication of porous blocks of calcium phosphate through hydrothermal processing under glycine coexistence
Giichiro KAWACHI, Hidetoshi MISUMI, Hirotaka FUJIMORI, Seishi GOTO, Chikara OHTSUKI, Masanobu KAMITAKAHARA and Koji IOKU
Journal of the Ceramic Society of Japan   118(7) 559-563   Jul 2010   [Refereed]
Hydroxyapatite formation on porous ceramics of alpha-tricalcium phosphate in a simulated body fluid
Tomohiro Uchino, Kohei Yamaguchi, Ichiro Suzuki, Masanobu Kamitakahara, Makoto Otsuka and Chikara Ohtsuki
Journal of Materials Science, Materials in Medicine   21(6) 1921-1926   Jun 2010   [Refereed]
Control of setting behavior of calcium phosphate paste using gelatinized starch
Takahiro KAWAI, Noriko FUJISAWA, Ichiro SUZUKI, Chikara OHTSUKI, Yuta MATSUSHIMA and Hidero UNUMA
Journal of the Ceramic Society of Japan   118(6) 421-424   Jun 2010   [Refereed]
Apatite formation abilities of various carrageenan gels in simulated body environment
Ryo NAKATA, Toshiki MIYAZAKI, Yumi MORITA, Eiichi ISHIDA, Ryota IWATSUKI and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(6) 487-490   Jun 2010   [Refereed]
Formation of octacalcium phosphate with incorporated succinic acid through gel-mediated processing
Taishi YOKOI, Hidetaka KATO, Masanobu KAMITAKAHARA, Masakazu KAWASHITA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(6) 491-497   Jun 2010   [Refereed]
Acceleration of calcium phosphate formation on bioactive PMMA-based bone cement by controlling spatial design
Yuki Totani, Atsushi Sugino, Toshiki Miyazaki and Chikara Ohtsuki
Materials Science and Engineering: C   30(4) 624-630   May 2010   [Refereed]
Synthesis of a bi-structured hybrid in a CaO-SiO2-PTMO system and in vitro evaluation on its potential of bone-bonding property
Mi-Young Koh, Hyun-Min Kim and Chikara Ohtsuki
Materials Science and Engineering: C   30(3) 454-459   Apr 2010   [Refereed]
Sensing of Protein Adsorption with a Porous Bulk Composite Comprising Silver Nanoparticles Deposited on Hydroxyapatite
Chikara Ohtsuki, Yuji Ichikawa, Hiroyuki Shibata, Giichiro Kawachi, Tsukasa Torimoto and Shin-ichi Ogata
Journal of Materials Science: Materials in Medicine   21(4) 1225-1232   Apr 2010   [Refereed]
In vitro apatite formation on organic-inorganic hybrids in the CaO-SiO2-PO5/2-poly(tetramethylene oxide) system
Mi-Young Koh, Masanobu Kamitakahara, Ill-Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   21(2) 385-392   Feb 2010   [Refereed]
Effects of surface carboxylic acid groups of cerasomes, morphologically stable vesicles having a silica surface, on biomimetic deposition of hydroxyapatite in body fluid conditions
Mineo Hashizume, Hiroyuki Horii, Jun-ichi Kikuchi, Masanobu Kamitakahara, Chikara Ohtsuki and Masao Tanihara
Journal of Materials Science: Materials in Medicine   21(1) 11-19   Jan 2010   [Refereed]
Hydroxyapatite-forming capability and mechanical properties of organic-inorganic hybrids and alpha-tricalcium phosphate porous bodies
Tomohiro UCHINO, Masanobu KAMITAKAHARA, Makoto OTSUKA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(1) 57-61   Jan 2010   [Refereed]
Biomimetic mineralization of calcium phosphate crystals in polyacrylamide hydrogel: Effect of concentrations of calcium and phosphate ions on crystalline phases and morphology
Taishi Yokoi, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   30 154-159   Jan 2010   [Refereed]
Effect of preparation conditions on the properties of bioactive glasses for testing SBF
Masanobu Kamitakahara, Tasuku Yagi and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20(12) 2419-2426   Dec 2009   [Refereed]
Characterisation and mechanical testing of hydrothermally treated HA/ZrO2 composites
D. J. Curran, T. J. Fleming, G.Kawachi, C. Ohtsuki and M. R. Towler
Journal of Materials Science: Materials in Medicine   20(11) 2235-2241   Nov 2009   [Refereed]
Fabrication of Spherical CaO-SrO-ZnO-SiO2 Particles by Sol-gel Processing
Ill Yong Kim, Mark R. Towler, Anthony Wren and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20(11) 2267-2273   Nov 2009   [Refereed]
The effect of glass synthesis route on mechanical and physical properties of resultant glass ionomer cements
A. Wren, O.M. Clarkin, F.R. Laffir, C. Ohtsuki, I.Y. Kim and M.R. Towler
Journal of Materials Science: Materials in Medicine   20(10) 1991-1999   Oct 2009   [Refereed]
Apatite Mineralization Abilities and Mechanical Properties of Covalently Cross-linked Pectin Hydrogels
Takashi Ichibouji, Toshiki Miyazaki, Eiichi Ishida, Atsushi Sugino and Chikara Ohtsuki
Materials Science and Engineering: C   29(6) 1765-1769   Aug 2009   [Refereed]
Bioactive Composites Consisting of PEEK and Calcium Silicate Powders
Ill Yong Kim, Atsushi Sugino, Koichi Kikuta, Chikara Ohtsuki and Sung Baek Cho
Journal of Biomaterials Applications   24 105-118   Aug 2009   [Refereed]
Protein adsorption on needle-shaped hydroxyapatite prepared by hydrothermal treatment of mixture composed of CaHPO4.2H2O and beta-Ca3(PO4)2
Giichiro KAWACHI, Tomoko WATANABE, Shin-ichi OGATA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   117(7) 847-850   Jul 2009   [Refereed]
Formation of needle-like hydroxyapatite by hydrothermal treatment of CaHPO4.2H2O combined with β-Ca3(PO4)2
Tomoko WATANABE, Giichiro KAWACHI, Masanobu KAMITAKAHARA, Koichi KIKUTA and *Chikara OHTSUKI
Journal of the Ceramic Society of Japan   117(6) 759-764   Jun 2009   [Refereed]
Synthesis of calcium phosphate crystals in a silica hydrogel containing phosphate ions
Taishi Yokoi, Masakazu Kawashita, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Research   24(6) 2154-2160   Jun 2009   [Refereed]
Chikara Ohtsuki, Masanobu Kamitakahara and Toshiki Miyazaki
Journal of the Royal Society Interface   6(Suppl 3) S349-S360   Jun 2009   [Refereed]
Synthesis of Bioactive HEMA-MPS-CaCl2 Hybrid Gels: Effects of Catalysts in the Sol-Gel Processing on Mechanical Properties and in vitro Hydroxyapatite Formation in a Simulated Body Fluid
Tomohiro Uchino, Chikara Ohtsuki, Masanobu Kamitakahara, Toshiki Miyazaki, Satoshi Hayakawa and Akiyoshi Osaka
Journal of Biomaterials Applications   23 519-532   May 2009   [Refereed]
Induced deposition of bone-like hydroxyapatite on thermally oxidized titanium substrates using a spatial gap in a solution that mimics a body fluid
Atsushi Sugino, Kanji Tsuru, Satoshi Hayakawa, Koichi Kikuta, Giichiro Kawachi, Akiyoshi Osaka and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   117(4) 515-520   Apr 2009   [Refereed]
Hybridization of Silver Nanoparticles on Hydroxyapatite in an Aqueous Solution
Yuji Ichikawa, Shin-ichi Ogata, Tsukasa Torimoto, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   117(1363) 294-298   Mar 2009   [Refereed]
Apatite Formation Abilities and Mechanical Properties of Hydroxyethylmethacrylate-based Organic-inorganic Hybrids Incorporated with Sulfonic Groups and Calcium Ions
Toshiki Miyazaki, Moriyoshi Imamura, Eiichi Ishida, Masahiro Ashizuka and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20 157-161   Jan 2009   [Refereed]
Effect of spatial design and thermal oxidation on apatite formation on Ti-15Zr-4Ta-4Nb alloy
Atsushi Sugino, Chikara Ohtsuki, Kanji Tsuru, Satoshi Hayakawa, Takayoshi Nakano, Yoshimitsu Okazaki and Akiyoshi Osaka
Acta Biomaterialia   5(1) 298-304   Jan 2009   [Refereed]
Structure-Photodynamic Effect Relationships of 24 Glycoconjugated Photosensitizers in HeLa Cells
Shiho HIROHARA, Makoto OBATA, Hiroki ALITOMO, Kohei SHARYO, Shin-ichi OGATA, Chikara OHTSUKI, Shigenobu YANO, Tsuyoshi ANDO, Masao TANIHARA
Biological & Pharmaceutical Bulletin   31(12) 2265-2272   Dec 2008   [Refereed]
Indirect selective laser sintering of apatite-wollstonite glass-ceramic
K. Xiao, K. W. Dalgarno, D. I. Wood, R. D. Goodridge and C. Ohtsuki,
Proceedings of the Institution of Mechanical Engineers   222(Part H) 1107-1114   Nov 2008   [Refereed]
In vivo Response of Bioactive PMMA-based Bone Cement Modified with Alkoxysilane and Calcium Acetate
Atsushi Sugino, Chikara Ohtsuki, Toshiki Miyazaki
Journal of Biomaterials Applications   23 213-228   Nov 2008   [Refereed]
Behavior of Ceramic Biomaterials Derived from Tricalcium Phosphate in Physiological Condition
Masanobu Kamitakahara, Chikara Ohtsuki, Toshiki Miyazaki
Journal of Biomaterials Applications   23 197-212   Nov 2008   [Refereed]
Apatite-forming ability of polyglutamic acid hydrogels in a body-simulating environment
A. Sugino, T. Miyazaki and C. Ohtsuki
J. Mater. Sci.: Materials in Medicine   19 2260-2274   Apr 2008   [Refereed]
Preparation of bioactive spherical particles in the CaO-SiO2 system through sol-gel processing under coexistence of poly(ethylene glycol)
Ill Yong Kim, Giichiro Kawachi, Koichi Kikuta, Sung Baek Cho, Masanobu Kamitakahara and Chikara Ohtsuki
Journal of the European Ceramic Society   28 1595–1602   Apr 2008   [Refereed]
Biomimetic Coating of Hydroxyapatite Layer on Organic Substrates for Removal of Formaldehyde
Takahiro KAWAI, Akari TAKEUCHI and Chikara OHTSUKI
Journal of Ecotechnology Research   13(4) 283-286   Apr 2008   [Refereed]
Relationship between apatite-forming ability and mechanical properties of bioactive PMMA-based bone cement modified with calcium salts and alkoxysilane
Atsushi Sugino, Toshiki Miyazaki, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
J. Mater. Sci.: Materials in Medicine   19(3) 1399-1405   Mar 2008   [Refereed]
Surface Topography Designed to Provide Osteoconductivity to Ttitan ium after Thermal Oxidation
Atsushi SUGINO, Keita UETSUKI, Kanji TSURU, Satoshi HAYAKAWA, Akiyoshi OSAKA and Chikara OHTSUKI
Materials Transactions   49(3) 428-434   Mar 2008   [Refereed]
Synthesis of octacalcium phosphate intercalated with dicaroboxylate ions from calcium carbonate and phosphoric acid
Masanobu KAMITAKAHARA, Hiroaki OKANO, Masao TANIHARA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan (J. Ceram. Soc. Japan)   116(3) 481-485   Mar 2008   [Refereed]
Akari Takeuchi, Chikara Ohtsuki, Masanobu Kamitakahara, Shin-ichi Ogata, Toshiki Miyazaki and Masao Tanihara
J. Mater. Sci.: Materials in Medicine   19(1) 387-393   Jan 2008   [Refereed]
Preparation of bioactive microspheres of organic modified calcium silicates through sol-gel processing
Ill Yong Kim, Chikara Ohtsuki, Giichiro Kawachi, Masanobu Kamitakahara and Sung-Baek Cho
J. Sol-Gel Science and Technology   45(1) 43-49   Jan 2008   [Refereed]
Preparation of hydroxyapatite porous ceramics with different porous structures using a hydrothermal treatment with different aqueous solutions
Masanobu KAMITAKAHARA, Chikara OHTSUKI, Giichiro KAWACHI, Deping Wang and Koji IOKU
J. Ceram. Soc. Japan   116(1) 6-9   Jan 2008   [Refereed]
Apatite-forming ability of organic-inorganic hybrids fabricated from glucomannnan by chemical modification with alkoxysilane and calcium salt
Yumi MORITA, Toshiki MIYAZAKI, Eiichi ISHIDA and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 46-49   Jan 2008   [Refereed]
Synthesis of ceramics in MOn/2-SiO2 systems through sol-gel processing under coexistence of polyethylene glycol and in vitro evalution of their bioactivity
Ill-Yong KIM, Masanobu Kamitakahara, Giichiro KAWACHI, Koichi KIKUTA, Sung-Baek CHO and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 56-62   Jan 2008   [Refereed]
Evaluation of apatite-forming ability and mechanical property of pectin hydrogels
Takashi ICHIBOUJI, Toshiki MIYAZAKI, Eiichi ISHIDA, Masahiro ASHIZUKA, Atsushi SUGINO, Chikara OHTSUKI and Kouichi KURAMOTO
J. Ceram. Soc. Japan   116(1) 74-78   Jan 2008   [Refereed]
Formation of hydroxyapatite on ceramics consisting of tricalcium phosphate in a simulated body fluid
Tomohiro UCHINO, Kohei YAMAGUCHI, Giichiro KAWACHI, Koichi KIKUTA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 96-99   Jan 2008   [Refereed]
Synthesis of Organic-inorganic Hybrids of Poly(Tetramethylene Oxide)-Calcium Silicate and in vitro Evaluation of Their Bioactivity
Mi-Young KOH, Giichiro KAWACHI, Koichi KIKUTA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
J. Ceram. Soc. Japan   115(11) 732-737   Nov 2007   [Refereed]
Synthesis of Calcium Phosphates Containing Metal Ions and Evaluation of their Catalytic Activity for the Decomposition of Hydrogen Peroxide
Masanobu KAMITAKAHARA, Akio TAKAHASHI, Masao TANIHARA, Giichiro KAWACHI, Chikara OHTSUKI
Journal of the Ceramic Society of Japan   115(7) 425-428   Jul 2007   [Refereed]
Synthesis of Osteoconductive Organic-inorganic Nanohybrids through Modification of Chitin with Alkoxysilane and Calcium Chloride
Toshiki Miyazaki, Chikara Ohtsuki, Masahiro Ashizuka
Journal of Biomaterials Applications   22(1) 71-81   Jul 2007   [Refereed]
In vitro apatite formation on polyamide containing carboxyl groups modified with silanol groups
Takahiro Kawai, Chikara Ohtsuki, Masanobu Kamitakahara, Kayo Hosoya, Masao Tanihara, Toshiki Miyazaki, Yoshimitsu Sakaguchi and Shigeji Konagaya
Journal of Materials Science: Materials in Medicine   18(6) 1037-1042   Jun 2007   [Refereed]
Optical oxygen-sensing properties of porphyrin derivatives anchored on ordered porous aluminium oxide plates
N. Araki, Y. Amao, T. Funabiki, M. Kamitakahara, C. Ohtsuki, K. Mitsuo, K. Asai, M. Obata and S. Yano
Photochem. Photobiol. Sci.   6(7) 794-803   May 2007   [Refereed]
Effects of Cross-linking Agent on Apatite-forming Ability and Mechanical Property of Organic-inorganic Hybrids Based on Starch
T. Miyazaki, S. Yasunaga, E. Ishida, M. Ashizuka and C. Ohtsuki
Mater. Trans.   48(3) 317-321   Mar 2007   [Refereed]
Chikara Ohtsuki, Masanobu Kamitakahara, Toshiki Miyazaki
Journal of Tissue Engineering and Regenerative Medicine   1(1) 33-38   Jan 2007   [Refereed]
Apatite-forming ability of micro-arc plasma oxidized layer of titanium in simulated body fluid
Eungsun Byon, Yongsoo Jeong, Akari Takeuchi, Masanobu Kamitakahara and Chikara Ohtsuki
Surface & Coatings Technology   201 5651-5654   2007   [Refereed]

Misc

 
Atsumi Chisato, Araoka Shintaro, Landenberger Kira B., Kanazawa Arihiro, Nakamura Jin, Ohtsuki Chikara, Aoshima Sadahito, Sugawara-Narutaki Ayae
LANGMUIR   34(26) 7751-7758   Jun 2018   [Refereed]
Tomoyuki Tajima, Tomoaki Tanaka, Hideaki Miyake, Ill Yong Kim, Chikara Ohtsuki and Yutaka Takaguchi
Polymer Journal      May 2018   [Refereed]
Han Yulai, Nishimura Tatsuya, Iimura Misato, Sakamoto Takeshi, Ohtsuki Chikara, Kato Takashi
LANGMUIR   33(38) 10077-10083   Sep 2017
Le Duc H. T., Tsutsui Yoko, Sugawara-Narutaki Ayae, Yukawa Hiroshi, Baba Yoshinobu, Ohtsuki Chikara
JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART A   105(9) 2475-2484   Sep 2017
Satoshi Kajiyama, Takeshi Sakamoto, Moe Inoue, Tatsuya Nishimura, Taishi Yokoi, Chikara Ohtsuki and Takashi Kato
CrystEngComm   18 8388-8395   Sep 2016   [Refereed]
Jian Wen, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Nanoscience and Nanotechnology   16 3077-3083   Mar 2016   [Refereed]
Optimization of Sintering Conditions for Improvement of Mechanical Property of α-Tricalcium Phosphate Blocks
Jian Wen, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Global Journal of Biotechnology and Biomaterial Science   2 1-7   Jan 2016
Hydroxyapatite Formation from Calcium Carbonate Single Crystal under Hydrothermal Condition: Effects of Processing Temperature
Ill Yong Kim, and Chikara Ohtsuki
Ceramics International   42 1886-1890   Nov 2015
Taishi Yokoi, Masanobu Kamitakahara and Chikara Ohtsuki
Dalton Transactions   44 7943-7950   May 2015   [Refereed]
Euisup Shin, Ill Yong Kim, Sung Baek Cho and Chikara Ohtsuki
Materials Science and Engineering: C   48 279-286   Mar 2015   [Refereed]
Yasuyuki Kato, Taishi Yokoi, Euisup Shin, Ill Yong Kim, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of Asian Ceramic Societies   3 44-49   Mar 2015   [Refereed]
Seira Morimune-Moriya, Sakina Kondo, Ayae Sugawara-Narutaki, Tatsuya Nishimura, Takashi Kato and Chikara Ohtsuki
Polymer Journal      Feb 2015   [Refereed]
Anthony L. B. Maçon, Taek B. Kim, Esther M. Valliant, Kathryn Goetschius, Richard K. Brow, Delbert E. Day, Alexander Hoppe, Aldo R. Boccaccini, Ill Yong Kim, Chikara Ohtsuki, Tadashi Kokubo, Akiyoshi Osaka, Maria Vallet-Regí, Daniel Arcos, Leandro Fraile, Antonio J. Salinas, Alexandra V. Teixeira, Yuliya Vueva, Rui M. Almeida, Marta Miola, Chiara Vitale-Brovarone, Enrica Verné, Wolfram Höland, and Julian R. Jones
Journal of Materials Science: Materials in Medicine   26 Article 115 (10 pages)   Feb 2015   [Refereed]
Fabrication of Self-Standing Films Consisting of Enamel-Like Oriented Nanorods Using Artificial Peptide
Kazuki Aita, Yuya Oaki, Chikara Ohtsuki and Hiroaki Imai
CrystEngComm   17 5551-5555   2015   [Refereed]
Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Ceramics International      Jun 2014   [Refereed]
Masayasu Totani, Tsuyoshi Ando, Kayo Terada, Takaya Terashima, Ill Yong Kim, Chikara Ohtsuki, Chuanwu Xi, Kenichi Kuroda and Masao Tanihara
Biomaterials Science, 2014      May 2014   [Refereed]
Ill Yong Kim, Chikara Ohtsuki, Aisling Coughlan, Lana Placek, Anthony W. Wren, Mark R. Towler
Journal of Materials Science: Materials in Medicine   24(12) 2677-2682   Dec 2013   [Refereed]
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
Journal of Crystal Growth   383 166-171   Nov 2013   [Refereed]
Hiroyuki Shibata, Taishi Yokoi, Tomoyo Goto, Ill Yong Kim, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121 807-812   Sep 2013   [Refereed]
Biomimetic mineralization of calcium phosphates in polymeric hydrogels containing carboxyl groups
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
Journal of Asian Ceramic Societies   1 155-162   Aug 2013   [Refereed]
Biomineralization on chemically synthesized collagen containing immobilized poly-γ-glutamic acid
Toshiki Miyazaki, Akimasa Kuramoto, Atsuhide Hirakawa, Yuki Shirosaki and Chikara Ohtsuki
Dental Materials Journal   32(4) 544-549   Jul 2013
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Nanoparticle Research   15 1657-1666   May 2013   [Refereed]
Taishi Yokoi, Masanobu Kamitakahara, Masakazu Kawashita and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121(2) 219-225   Feb 2013   [Refereed]
Chikara Ohtsuki
Journal of the Ceramic Society of Japan   121(2) 129-134   Feb 2013   [Refereed][Invited]
Toshiki Miyazaki, Juntarou Mukai, Eiichi Ishida and Chikara Ohtsuki
Bio-Medical Materials and Engineering   23(1) 339-347   Jan 2013   [Refereed]
Formation of Oriented Hydroxyapatite Crystals in a Hydrogel
Taishi Yokoi, Ill Yong Kim, Masakazu Kawashita and Chikara Ohtsuki
Key Engineering Materials   529-530 24-28   2013
Effects of Heat Treatment on Apatite Formation of CaO-SiO2-PEEK Composites
Sung Baek Cho, Eung Mo An, Sujeong Lee, Hee Dong Jang, Ill Yong Kim, Chikara Ohtsuki and Yun Jong Kim
Key Engineering Materials   529-530 436-440   2013
Inhibitory effects of doped aluminum and silicon on HAp-forming ability of titania in simulated body fluid
Euisup Shin, Ill Yong Kim, Sung Baek Cho and Chikara Ohtsuki
Key Engineering Materials   529-530 641-645   2013
Ichiro Nakahara, Masaki Takao, Tomoyo Goto, Chikara Ohtsuki, Shigeru Hibino, Nobuhiko Sugano
Journal of Orthopaedic Research   30 1618-1652   Oct 2012   [Refereed]
Formation of Oriented Hydroxyapatite Rods by Hydrothermal Treatment of Calcite Single Crystal
Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Korean Journal of Materials Research   22(8) 397-402   Sep 2012   [Refereed]
Mineralization of Calcium Phosphate on Octacalcium Phosphate in a Solution Mimicking In Vivo Conditions
Taishi Yokoi, Ill Yong Kim, Chikara Ohtsuki
Phosphorus Research Bulletin   26 71-76   Sep 2012   [Refereed]
Taishi Yokoi, Hidetaka Kato, Ill Yong Kim, Koichi Kikuta, Masakazu Kawashita and Chikara Ohtsuki
Ceramics International   38(5) 3815-3820   Jul 2012   [Refereed]
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   32(3) 397-403   Apr 2012   [Refereed]
Taishi Yokoi, Hidetaka Kato, Ill Yong Kim, Koichi Kikuta, Masanobu Kamitakahara, Masakazu Kawashita and Chikara Ohtsuki
Dalton Transactions   41(9) 2732-2737   Apr 2012   [Refereed]
Comparative study of hydroxyapatite formation from α- and β-tricalcium phosphates under hydrothermal conditions
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   120(4) 131-137   Apr 2012   [Refereed]
Tomoyo Goto, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Ceramics International   38(2) 1003-1010   Mar 2012   [Refereed]
Strategy to reduce carbonate incorporation in the fabrication of hydroxyapatite nanopowders
Selvakumar Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   119(1396) 947-953   Dec 2011   [Refereed]
Claudia Manuela Botelho, Roger Brooks, Masanobu Kanitakahara, Chikara Ohtsuki, Serena Best, Maria Ascensão Lopers, Neil Rushton, William Bonfield and José Domingos Santos
Journal of Encapsulation and Adsorption Science   1(4) 72-79   Dec 2011   [Refereed]
Selvakumar Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   31(7) 1383-1388   Oct 2011   [Refereed]
Ill Yong Kim , Ryota Iwatsuki, Koichi Kikuta, Yumi Morita, Toshiki Miyazaki and Chikara Ohtsuki
Materials Science and Engineering: C   31(7) 1472-1476   Oct 2011   [Refereed]
T. Goto, M. Kamitakahara, I. Y. Kim and C. Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192014   Jul 2011   [Refereed]
Taishi Yokoi, Masakazu Kawashita and Chikara Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192012   Jul 2011   [Refereed]
M.-Y. Koh, Y. Morita, T. Miyazaki and C. Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192004   Jul 2011   [Refereed]
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
IOP Conference Series: Materials Science and Engineering   18 192008   Jul 2011   [Refereed]
Mi-Young Koh, Toshiki Miyazaki and Chikara Ohtsuki
Journal of Biomaterials Applications   25(6) 581-594   Feb 2011   [Refereed]
S. Prakash Parthiban, Ill Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   22(2) 209-216   Feb 2011   [Refereed]
Sensing of Protein Adsorption by Composites Consisting of Silver Nanoparticles and Hydroxyapatite
Chikara Ohtsuki, Yuji Ichikawa, Hiroyuki Shibata, Tsukasa Torimoto and Ill Yong Kim
Advances in Science and Technology   76 90-99   Sep 2010   [Refereed]
Taishi Yokoi, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Journal of Crystal Growth   312 2376-2383   Aug 2010   [Refereed]
Fabrication of porous blocks of calcium phosphate through hydrothermal processing under glycine coexistence
Giichiro KAWACHI, Hidetoshi MISUMI, Hirotaka FUJIMORI, Seishi GOTO, Chikara OHTSUKI, Masanobu KAMITAKAHARA and Koji IOKU
Journal of the Ceramic Society of Japan   118(7) 559-563   Jul 2010   [Refereed]
Hydroxyapatite formation on porous ceramics of alpha-tricalcium phosphate in a simulated body fluid
Tomohiro Uchino, Kohei Yamaguchi, Ichiro Suzuki, Masanobu Kamitakahara, Makoto Otsuka and Chikara Ohtsuki
Journal of Materials Science, Materials in Medicine   21(6) 1921-1926   Jun 2010   [Refereed]
Control of setting behavior of calcium phosphate paste using gelatinized starch
Takahiro KAWAI, Noriko FUJISAWA, Ichiro SUZUKI, Chikara OHTSUKI, Yuta MATSUSHIMA and Hidero UNUMA
Journal of the Ceramic Society of Japan   118(6) 421-424   Jun 2010   [Refereed]
Apatite formation abilities of various carrageenan gels in simulated body environment
Ryo NAKATA, Toshiki MIYAZAKI, Yumi MORITA, Eiichi ISHIDA, Ryota IWATSUKI and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(6) 487-490   Jun 2010   [Refereed]
Formation of octacalcium phosphate with incorporated succinic acid through gel-mediated processing
Taishi YOKOI, Hidetaka KATO, Masanobu KAMITAKAHARA, Masakazu KAWASHITA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(6) 491-497   Jun 2010   [Refereed]
Acceleration of calcium phosphate formation on bioactive PMMA-based bone cement by controlling spatial design
Yuki Totani, Atsushi Sugino, Toshiki Miyazaki and Chikara Ohtsuki
Materials Science and Engineering: C   30(4) 624-630   May 2010   [Refereed]
Synthesis of a bi-structured hybrid in a CaO-SiO2-PTMO system and in vitro evaluation on its potential of bone-bonding property
Mi-Young Koh, Hyun-Min Kim and Chikara Ohtsuki
Materials Science and Engineering: C   30(3) 454-459   Apr 2010   [Refereed]
Sensing of Protein Adsorption with a Porous Bulk Composite Comprising Silver Nanoparticles Deposited on Hydroxyapatite
Chikara Ohtsuki, Yuji Ichikawa, Hiroyuki Shibata, Giichiro Kawachi, Tsukasa Torimoto and Shin-ichi Ogata
Journal of Materials Science: Materials in Medicine   21(4) 1225-1232   Apr 2010   [Refereed]
In vitro apatite formation on organic-inorganic hybrids in the CaO-SiO2-PO5/2-poly(tetramethylene oxide) system
Mi-Young Koh, Masanobu Kamitakahara, Ill-Yong Kim, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   21(2) 385-392   Feb 2010   [Refereed]
Effects of surface carboxylic acid groups of cerasomes, morphologically stable vesicles having a silica surface, on biomimetic deposition of hydroxyapatite in body fluid conditions
Mineo Hashizume, Hiroyuki Horii, Jun-ichi Kikuchi, Masanobu Kamitakahara, Chikara Ohtsuki and Masao Tanihara
Journal of Materials Science: Materials in Medicine   21(1) 11-19   Jan 2010   [Refereed]
Hydroxyapatite-forming capability and mechanical properties of organic-inorganic hybrids and alpha-tricalcium phosphate porous bodies
Tomohiro UCHINO, Masanobu KAMITAKAHARA, Makoto OTSUKA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   118(1) 57-61   Jan 2010   [Refereed]
Biomimetic mineralization of calcium phosphate crystals in polyacrylamide hydrogel: Effect of concentrations of calcium and phosphate ions on crystalline phases and morphology
Taishi Yokoi, Masakazu Kawashita, Koichi Kikuta and Chikara Ohtsuki
Materials Science and Engineering: C   30 154-159   Jan 2010   [Refereed]
Effect of preparation conditions on the properties of bioactive glasses for testing SBF
Masanobu Kamitakahara, Tasuku Yagi and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20(12) 2419-2426   Dec 2009   [Refereed]
Characterisation and mechanical testing of hydrothermally treated HA/ZrO2 composites
D. J. Curran, T. J. Fleming, G.Kawachi, C. Ohtsuki and M. R. Towler
Journal of Materials Science: Materials in Medicine   20(11) 2235-2241   Nov 2009   [Refereed]
Fabrication of Spherical CaO-SrO-ZnO-SiO2 Particles by Sol-gel Processing
Ill Yong Kim, Mark R. Towler, Anthony Wren and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20(11) 2267-2273   Nov 2009   [Refereed]
The effect of glass synthesis route on mechanical and physical properties of resultant glass ionomer cements
A. Wren, O.M. Clarkin, F.R. Laffir, C. Ohtsuki, I.Y. Kim and M.R. Towler
Journal of Materials Science: Materials in Medicine   20(10) 1991-1999   Oct 2009   [Refereed]
Apatite Mineralization Abilities and Mechanical Properties of Covalently Cross-linked Pectin Hydrogels
Takashi Ichibouji, Toshiki Miyazaki, Eiichi Ishida, Atsushi Sugino and Chikara Ohtsuki
Materials Science and Engineering: C   29(6) 1765-1769   Aug 2009   [Refereed]
Bioactive Composites Consisting of PEEK and Calcium Silicate Powders
Ill Yong Kim, Atsushi Sugino, Koichi Kikuta, Chikara Ohtsuki and Sung Baek Cho
Journal of Biomaterials Applications   24 105-118   Aug 2009   [Refereed]
Protein adsorption on needle-shaped hydroxyapatite prepared by hydrothermal treatment of mixture composed of CaHPO4.2H2O and beta-Ca3(PO4)2
Giichiro KAWACHI, Tomoko WATANABE, Shin-ichi OGATA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan   117(7) 847-850   Jul 2009   [Refereed]
Formation of needle-like hydroxyapatite by hydrothermal treatment of CaHPO4.2H2O combined with β-Ca3(PO4)2
Tomoko WATANABE, Giichiro KAWACHI, Masanobu KAMITAKAHARA, Koichi KIKUTA and *Chikara OHTSUKI
Journal of the Ceramic Society of Japan   117(6) 759-764   Jun 2009   [Refereed]
Synthesis of calcium phosphate crystals in a silica hydrogel containing phosphate ions
Taishi Yokoi, Masakazu Kawashita, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
Journal of Materials Research   24(6) 2154-2160   Jun 2009   [Refereed]
Chikara Ohtsuki, Masanobu Kamitakahara and Toshiki Miyazaki
Journal of the Royal Society Interface   6(Suppl 3) S349-S360   Jun 2009   [Refereed]
Synthesis of Bioactive HEMA-MPS-CaCl2 Hybrid Gels: Effects of Catalysts in the Sol-Gel Processing on Mechanical Properties and in vitro Hydroxyapatite Formation in a Simulated Body Fluid
Tomohiro Uchino, Chikara Ohtsuki, Masanobu Kamitakahara, Toshiki Miyazaki, Satoshi Hayakawa and Akiyoshi Osaka
Journal of Biomaterials Applications   23 519-532   May 2009   [Refereed]
Induced deposition of bone-like hydroxyapatite on thermally oxidized titanium substrates using a spatial gap in a solution that mimics a body fluid
Atsushi Sugino, Kanji Tsuru, Satoshi Hayakawa, Koichi Kikuta, Giichiro Kawachi, Akiyoshi Osaka and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   117(4) 515-520   Apr 2009   [Refereed]
Hybridization of Silver Nanoparticles on Hydroxyapatite in an Aqueous Solution
Yuji Ichikawa, Shin-ichi Ogata, Tsukasa Torimoto, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
Journal of the Ceramic Society of Japan   117(1363) 294-298   Mar 2009   [Refereed]
Apatite Formation Abilities and Mechanical Properties of Hydroxyethylmethacrylate-based Organic-inorganic Hybrids Incorporated with Sulfonic Groups and Calcium Ions
Toshiki Miyazaki, Moriyoshi Imamura, Eiichi Ishida, Masahiro Ashizuka and Chikara Ohtsuki
Journal of Materials Science: Materials in Medicine   20 157-161   Jan 2009   [Refereed]
Effect of spatial design and thermal oxidation on apatite formation on Ti-15Zr-4Ta-4Nb alloy
Atsushi Sugino, Chikara Ohtsuki, Kanji Tsuru, Satoshi Hayakawa, Takayoshi Nakano, Yoshimitsu Okazaki and Akiyoshi Osaka
Acta Biomaterialia   5(1) 298-304   Jan 2009   [Refereed]
Structure-Photodynamic Effect Relationships of 24 Glycoconjugated Photosensitizers in HeLa Cells
Shiho HIROHARA, Makoto OBATA, Hiroki ALITOMO, Kohei SHARYO, Shin-ichi OGATA, Chikara OHTSUKI, Shigenobu YANO, Tsuyoshi ANDO, Masao TANIHARA
Biological & Pharmaceutical Bulletin   31(12) 2265-2272   Dec 2008   [Refereed]
Indirect selective laser sintering of apatite-wollstonite glass-ceramic
K. Xiao, K. W. Dalgarno, D. I. Wood, R. D. Goodridge and C. Ohtsuki,
Proceedings of the Institution of Mechanical Engineers   222(Part H) 1107-1114   Nov 2008   [Refereed]
In vivo Response of Bioactive PMMA-based Bone Cement Modified with Alkoxysilane and Calcium Acetate
Atsushi Sugino, Chikara Ohtsuki, Toshiki Miyazaki
Journal of Biomaterials Applications   23 213-228   Nov 2008   [Refereed]
Behavior of Ceramic Biomaterials Derived from Tricalcium Phosphate in Physiological Condition
Masanobu Kamitakahara, Chikara Ohtsuki, Toshiki Miyazaki
Journal of Biomaterials Applications   23 197-212   Nov 2008   [Refereed]
Apatite-forming ability of polyglutamic acid hydrogels in a body-simulating environment
A. Sugino, T. Miyazaki and C. Ohtsuki
J. Mater. Sci.: Materials in Medicine   19 2260-2274   Apr 2008   [Refereed]
Preparation of bioactive spherical particles in the CaO-SiO2 system through sol-gel processing under coexistence of poly(ethylene glycol)
Ill Yong Kim, Giichiro Kawachi, Koichi Kikuta, Sung Baek Cho, Masanobu Kamitakahara and Chikara Ohtsuki
Journal of the European Ceramic Society   28 1595–1602   Apr 2008   [Refereed]
Biomimetic Coating of Hydroxyapatite Layer on Organic Substrates for Removal of Formaldehyde
Takahiro KAWAI, Akari TAKEUCHI and Chikara OHTSUKI
Journal of Ecotechnology Research   13(4) 283-286   Apr 2008   [Refereed]
Relationship between apatite-forming ability and mechanical properties of bioactive PMMA-based bone cement modified with calcium salts and alkoxysilane
Atsushi Sugino, Toshiki Miyazaki, Giichiro Kawachi, Koichi Kikuta and Chikara Ohtsuki
J. Mater. Sci.: Materials in Medicine   19(3) 1399-1405   Mar 2008   [Refereed]
Surface Topography Designed to Provide Osteoconductivity to Ttitan ium after Thermal Oxidation
Atsushi SUGINO, Keita UETSUKI, Kanji TSURU, Satoshi HAYAKAWA, Akiyoshi OSAKA and Chikara OHTSUKI
Materials Transactions   49(3) 428-434   Mar 2008   [Refereed]
Synthesis of octacalcium phosphate intercalated with dicaroboxylate ions from calcium carbonate and phosphoric acid
Masanobu KAMITAKAHARA, Hiroaki OKANO, Masao TANIHARA and Chikara OHTSUKI
Journal of the Ceramic Society of Japan (J. Ceram. Soc. Japan)   116(3) 481-485   Mar 2008   [Refereed]
Akari Takeuchi, Chikara Ohtsuki, Masanobu Kamitakahara, Shin-ichi Ogata, Toshiki Miyazaki and Masao Tanihara
J. Mater. Sci.: Materials in Medicine   19(1) 387-393   Jan 2008   [Refereed]
Preparation of bioactive microspheres of organic modified calcium silicates through sol-gel processing
Ill Yong Kim, Chikara Ohtsuki, Giichiro Kawachi, Masanobu Kamitakahara and Sung-Baek Cho
J. Sol-Gel Science and Technology   45(1) 43-49   Jan 2008   [Refereed]
Preparation of hydroxyapatite porous ceramics with different porous structures using a hydrothermal treatment with different aqueous solutions
Masanobu KAMITAKAHARA, Chikara OHTSUKI, Giichiro KAWACHI, Deping Wang and Koji IOKU
J. Ceram. Soc. Japan   116(1) 6-9   Jan 2008   [Refereed]
Apatite-forming ability of organic-inorganic hybrids fabricated from glucomannnan by chemical modification with alkoxysilane and calcium salt
Yumi MORITA, Toshiki MIYAZAKI, Eiichi ISHIDA and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 46-49   Jan 2008   [Refereed]
Synthesis of ceramics in MOn/2-SiO2 systems through sol-gel processing under coexistence of polyethylene glycol and in vitro evalution of their bioactivity
Ill-Yong KIM, Masanobu Kamitakahara, Giichiro KAWACHI, Koichi KIKUTA, Sung-Baek CHO and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 56-62   Jan 2008   [Refereed]
Evaluation of apatite-forming ability and mechanical property of pectin hydrogels
Takashi ICHIBOUJI, Toshiki MIYAZAKI, Eiichi ISHIDA, Masahiro ASHIZUKA, Atsushi SUGINO, Chikara OHTSUKI and Kouichi KURAMOTO
J. Ceram. Soc. Japan   116(1) 74-78   Jan 2008   [Refereed]
Formation of hydroxyapatite on ceramics consisting of tricalcium phosphate in a simulated body fluid
Tomohiro UCHINO, Kohei YAMAGUCHI, Giichiro KAWACHI, Koichi KIKUTA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
J. Ceram. Soc. Japan   116(1) 96-99   Jan 2008   [Refereed]
Synthesis of Organic-inorganic Hybrids of Poly(Tetramethylene Oxide)-Calcium Silicate and in vitro Evaluation of Their Bioactivity
Mi-Young KOH, Giichiro KAWACHI, Koichi KIKUTA, Masanobu KAMITAKAHARA and Chikara OHTSUKI
J. Ceram. Soc. Japan   115(11) 732-737   Nov 2007   [Refereed]
Synthesis of Calcium Phosphates Containing Metal Ions and Evaluation of their Catalytic Activity for the Decomposition of Hydrogen Peroxide
Masanobu KAMITAKAHARA, Akio TAKAHASHI, Masao TANIHARA, Giichiro KAWACHI, Chikara OHTSUKI
Journal of the Ceramic Society of Japan   115(7) 425-428   Jul 2007   [Refereed]
Synthesis of Osteoconductive Organic-inorganic Nanohybrids through Modification of Chitin with Alkoxysilane and Calcium Chloride
Toshiki Miyazaki, Chikara Ohtsuki, Masahiro Ashizuka
Journal of Biomaterials Applications   22(1) 71-81   Jul 2007   [Refereed]
In vitro apatite formation on polyamide containing carboxyl groups modified with silanol groups
Takahiro Kawai, Chikara Ohtsuki, Masanobu Kamitakahara, Kayo Hosoya, Masao Tanihara, Toshiki Miyazaki, Yoshimitsu Sakaguchi and Shigeji Konagaya
Journal of Materials Science: Materials in Medicine   18(6) 1037-1042   Jun 2007   [Refereed]
Optical oxygen-sensing properties of porphyrin derivatives anchored on ordered porous aluminium oxide plates
N. Araki, Y. Amao, T. Funabiki, M. Kamitakahara, C. Ohtsuki, K. Mitsuo, K. Asai, M. Obata and S. Yano
Photochem. Photobiol. Sci.   6(7) 794-803   May 2007   [Refereed]
Effects of Cross-linking Agent on Apatite-forming Ability and Mechanical Property of Organic-inorganic Hybrids Based on Starch
T. Miyazaki, S. Yasunaga, E. Ishida, M. Ashizuka and C. Ohtsuki
Mater. Trans.   48(3) 317-321   Mar 2007   [Refereed]
Chikara Ohtsuki, Masanobu Kamitakahara, Toshiki Miyazaki
Journal of Tissue Engineering and Regenerative Medicine   1(1) 33-38   Jan 2007   [Refereed]
Apatite-forming ability of micro-arc plasma oxidized layer of titanium in simulated body fluid
Eungsun Byon, Yongsoo Jeong, Akari Takeuchi, Masanobu Kamitakahara and Chikara Ohtsuki
Surface & Coatings Technology   201 5651-5654   2007   [Refereed]

Books etc

 
"Organic-Inorganic Composites Toward Biomaterial Application", in Biomaterials for Oral and Craniomaxillofacial Applications
Toshiki Miyazaki, Ayae Sugawara-Narutaki and Chikara Ohtsuki (Part:Joint Work)
Karger, Basel   2015   
"Chapter 16. Development of Bioactive Organic-Inorganic Hybrids Through Sol-Gel Processing", in Hybrid Nanocomposites for Nanotechnology, Ed. by L. Merhari
Toshiki Miyazaki, Masanobu Kamitakahara and Chikara Ohtsuki (Part:Joint Work)
Springer, Boston, MA, United States   Apr 2009   
"Design of bioactive bone cement based on organic-inorganic hybrids", in Orthopaedic bone cement, Ed. by Sanjukta Deb
T. Miyazaki and C. Ohtsuki (Part:Joint Work)
Woodhead Publishing Limited, Cambridge, England   Nov 2008   
"Chapter 22, Ceramic-polymer composites", in Bioceramics and their clinical applications, Ed. by Tadashi Kokubo
Chikara Ohtsuki (Part:Joint Work)
Woodhead Publishing Limited, Cambridge, England   Mar 2008   
"11. Design of Bioactive Nano-hybrids for Bone Tissue Regeneration", in Bio-inorganic Hybrids Nanomaterials, Strategies, Syntheses, Characterization and Application, Ed. by E. Ruiz-Hitzky, K. Ariga and Y. Lvov
Masanobu Kamitakahara, Toshiki Miyazaki and Chikara Ohtsuki (Part:Joint Work)
Wiley-VCH Verlag Gmbh & Co. KGaA, Weinhein   Jan 2008   

Conference Activities & Talks

 
Synthesis of Calsium Phosphate with Mesoporous Structure
Kazuki Sakakiyama, Ill Yong Kim, Ayae Sugawara-Narutaki and Chikara Ohtsuki
15th Asian BioCeramics Symposium (ABC2015)   9 Dec 2015   
Enhancement of Hydroxyapatite Formation in Acellular Solutions Mimicking Human Blood Plasma
Chikara Ohtsuki
The 11th Pacific Rim Conference of Ceramic Societies,   30 Aug 2015   
Bioinspired Synthesis of Calcium Phosphate Materials with Controlled Structure
Chikara Ohtsuki, Ill Yong Kim, Ayae Sugawara-Narutaki
8th Nagoya Univ.-Tsinghua Univ.-Toyota Motor Corp.- Hokkaido Univ.-Xinjiang Normal Univ. Joint Symposium (8-NTTHX)   8 Aug 2015   
Morphological changes of hydroxyapatite synthesized by solvothermal treatment of a-tricalcium phosphate: effects of alcohol
3Tomoyo Goto, Ill Yong Kim, Koichi Kikuta, Tohru Sekino, and ChikaraOhtsuki
Tech-connection of Advanced Materials (TAM2015)   5 Aug 2015   
Development of Osteoconductive Organic-Inorganic Hybrid Materials Based on Calcium Silicates
Chikara Ohtsuki, Toshiki Miyazaki and Masakazu Kawashita
26th Annual Conference European Society for Biomaterials (ESB2014)   31 Aug 2014   

Research Grants & Projects

 
Creative Development of Fusion Materials from Organized Structures of Inorganic Components in Biominerals
Grants-in-Aid for Scientific Research
Project Year: Jun 2010 - Mar 2015