http://publicationslist.org/data/hashimoto.tanahashi.masami/atom.xml Hashimoto Masamihttp://publicationslist.org/hashimoto.tanahashi.masami$basepathfavicon.icoRecent additions to Hashimoto Masami's PublicationsList.org pagehttp://publicationslist.org/publications.png2011-03-25T01:32:16Z http://publicationslist.org/hashimoto.tanahashi.masami/refid12 2011-03-25T01:31:46Z

Objectives: The aim of this study was to evaluate the mineralizing potential of ions released from surface pre-reacted glass-ionomer (S-PRG) fillers on mineral induction by phosphoprotein in vitro. Methods: Phosvitin was used as a model of dentin phosphoprotein in this study. Phosvitin was immobilized on agarose beads with divinyl sulfone. Five aliquots of phosvitin-immobilized agarose beads were ...<br/><br/>S Ito, M Iijima, M Hashimoto, N Tsukamoto, I Mizoguchi, T Saito (2011) <i>JOURNAL OF DENTISTRY</i> <i></i> <i></i> 39: 1 72-79<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid13 2011-03-25T01:31:46Z

In biomaterial silane treated TiO2/high-density polyethylene(silane-TiO2/HDPE), silane connection structurally corresponds to acid phosphoprotein bond, which connects the noncalcified collagen fibril bands and the adjacent apatite crystals in natural bones. In order to explore the function and variation process of acid phosphoprotein under loading in natural bones, the microscopic variation mechan...<br/><br/>C X Dong, S J Zhu, M Mizuno, M Hashimoto (2010) <i>JOURNAL OF MATERIALS SCIENCE</i> <i></i> <i></i> 45: 7 1796-1802<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid14 2011-03-25T01:31:46Z

This study evaluated the effect of resin monomer composition on crystal growth at the interface between the resin/bioglass composites and water. Light-cured resin that contained 2-bis[4(2-hydroxy-3-methacryloyloxy-propyloxy)-phenyl], 2-hydroxyethyl methacrylate, and triethylene glycol dimethacrylate with different compositions were used. Resin/bioglass composites were prepared with 40 mass% biogla...<br/><br/>M Hashimoto, M Iijima, F Nagano, H Ohno, K Endo (2010) <i>JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART B-APPLIED BIOMATERIALS</i> <i></i> <i></i> 94B: 1 127-133<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid15 2011-03-25T01:31:46Z

In this study, polymethylmethacrylate-based composite cements containing 40-55.6 wt% micron-sized titania (titanium oxide) particles were developed, and their mechanical, setting, and biological properties evaluated. Three types of composite cement containing 40, 50, and 55.6 wt% silanized titania were designated ST2-40c, ST2-50c, and ST2-56c, respectively. In animal experiments, ST2-50c and ST2-5...<br/><br/>K Goto, M Hashimoto, H Takadama, J Tamura, S Fujibayashi, K Kawanabe, T Kokubo, T Nakamura (2008) <i>JOURNAL OF MATERIALS SCIENCE-MATERIALS IN MEDICINE</i> <i></i> <i></i> 19: 3 1009-1016<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid16 2011-03-25T01:31:46Z

Composite materials consisting of TiO2 nanoparticles and high-density polyethylene (HDPE), designated hereafter as TiO2/HDPE, were prepared by a kneading and forming process. The effect of TiO2 content on the mechanical properties and apatite forming ability of these materials was studied. Increased TiO2 content resulted in an increase in bending strength, yield strength, Young's modulus and compr...<br/><br/>M Hashimoto, H Takadama, M Mizuno, T Kokubo (2007) <i>JOURNAL OF MATERIALS SCIENCE-MATERIALS IN MEDICINE</i> <i></i> <i></i> 18: 4 661-668<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid17 2011-03-25T01:31:46Z

Mechanical properties of composites made up of high-density polyethylene (HDPE) and silanated TiO2 particles for use as a bone-repairing material were investigated in comparison with those of the composites of HDPE with unsilanized TiO2 particles. The interfacial morphology and interaction between silanated TiO2 and HDPE were analyzed by means of Fourier transform infrared (FT-IR) spectroscopy and...<br/><br/>M Hashimoto, H Takadama, M Mizuno, T Kokubo (2006) <i>MATERIALS RESEARCH BULLETIN</i> <i></i> <i></i> 41: 3 515-524<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid18 2011-03-25T01:31:46Z

Bioactive bone cement with mechanical properties higher than that of commercial polymethylmethacrylate (PMMA) bone cement are strongly desired to be developed. In the present study, PMMA-based cement incorporated with nano-sized rutile particles was prepared. The PMMA-based cement (rutile content was 50 wt%) shows the compressive strength (136 MPa) higher than that of commercial PMMA bone cement (...<br/><br/>M Hashimoto, H Takadama, M Mizuno, T Kokubo, K Goto, T Nakamura (2006) <i>BIOCERAMICS 18, PTS 1 AND 2</i> <i></i> <i></i> 309-311: 797-800<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid20 2011-03-25T01:31:46Z

Bioactive bone-substitutes with mechanical properties analogous to those of natural bone are strongly desired to be developed. In the present study, HDPE/TiO2 composites were prepared from titanium dioxide (TiO2) nano-powder with anatase structure and high density polyethylene (HDPE) with different melting flow rate (MFR) through a batch-kneader mixing. The composite with a uniform dispersion of T...<br/><br/>H Takadama, M Hashimoto, Y Takigawa, M Mizuno, T Kokubo (2004) <i>BIOCERAMICS 16</i> <i></i> <i></i> 254-2: 569-572<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid19 2011-03-25T01:31:46Z

A newly improved simulated body fluid (n-SBF) was designed to have concentrations of ions equal to those of human blood plasma excepting that of HCO3-, the concentration of which is lower than the level of saturation with respect to calcite. The preparation process was modified and two different preparing processes such as powder dissolving and liquid mixing processes were attempted. The n-SBFs wi...<br/><br/>H Takadama, M Hashimoto, M Mizuno, K Ishikawa, T Kokubo (2004) <i>BIOCERAMICS 16</i> <i></i> <i></i> 254-2: 115-118<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid21 2011-03-25T01:31:46Z

Particulate titanium dioxide (crystalline phase is anatase) with an average size of 200 nm was incorporated into an ultra high molecular weight polyethylene (UHMWPE) for potential medical applications. Composites with titanium dioxide volumes of 10 and 40 % were produced by a manufacturing process consisting of blending in the theta-composer and compression molding with hot press. Titanium dioxide...<br/><br/>M Hashimoto, H Takadama, M Mizuno, Y Yasutomi, T Kokubo (2003) <i>BIOCERAMICS 15</i> <i></i> <i></i> 240-2: 415-418<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid22 2011-03-25T01:31:46Z

It has been reported that Ti-OH groups in a titania gel with an anatase structure are remarkably effective in inducing apatite formation. From these findings, bioactive polyethylene-titania (PE/TiO2) composites were prepared by hot pressing powders of titanium oxide with an anatase structure and ultra-high molecular weight polyethylene. In the present study, the effects of mixing, pressure and tem...<br/><br/>H Takadama, M Hashimoto, Y Takigawa, M Mizuno, Y Yasutomi, T Kokubo (2003) <i>BIOCERAMICS 15</i> <i></i> <i></i> 240-2: 951-954<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid23 2011-03-25T01:31:46Z

Objective: Reactmer Bond (Shofu Inc., Kyoto, Japan) is a glass ionomer (GI) based, tri-curable, all-in-one, filled adhesive. Both fluoroaluminosilicate glass (FASG) and fully pre-reacted glass (F-PRG) are used as fillers. This study examined the ultrastructure and elemental composition of resin-dentine interfaces that were treated. with this adhesive. Methods: Dentine disks prepared from human thi...<br/><br/>F R Tay, H Sano, J Tagami, M Hashimoto, K M Moulding, C Yiu, D H Pashley (2001) <i>JOURNAL OF DENTISTRY</i> <i></i> <i></i> 29: 7 489-498<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid2 2011-03-25T01:31:28Z

Self-assembled monolayers (SAMs) of alkanethiols having CH3, PO4H2, COOH, CONH2, OH, and NH2 terminal groups formed on a gold surface via sulfur attachment were soaked in a simulated body fluid (SBF), whose ion concentrations were nearly equal to those of human blood plasma, at 37 degrees C for up to 40 days. The effect of their terminal functional groups on apatite formation was assessed using X-...<br/><br/>M Tanahashi, T Matsuda (1997) <i>JOURNAL OF BIOMEDICAL MATERIALS RESEARCH</i> <i></i> <i></i> 34: 3 305-315<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid4 2011-03-25T01:31:28Z

Three types of calcium phosphate coating were formed on polyethersulphone (PES) rectangular plates using a biomimetic method: a 20 mu m thick amorphous calcium phosphate (ACP 20) coating, a 50 mu m thick amorphous calcium phosphate (ACP 50) coating, and a 50 mu m thick highly crystalline hydroxyapatite (hHA 50) coating. Uncoated PES plates were used as a control group. These materials were implant...<br/><br/>M Nagano, T Nakamura, T Kokubo, M Tanahashi, M Ogawa (1996) <i>BIOMATERIALS</i> <i></i> <i></i> 17: 18 1771-1777<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid3 2011-03-25T01:31:28Z

A 20-mu m thick apatite layer was coated onto polyethersulfone (PES) rectangular plates by soaking them in simulated body fluid containing CaO-SiO2 based glass powder. Coated and uncoated PES plates (10 x 15 x 1.5 mm) were implanted in the tibiae of rabbits, which were sacrificed 8, 16, and 30 weeks thereafter, and the samples were examined histologically using contact microradiography (CMR), Giem...<br/><br/>M Nagano, T Kitsugi, T Nakamura, T Kokubo, M Tanahashi (1996) <i>JOURNAL OF BIOMEDICAL MATERIALS RESEARCH</i> <i></i> <i></i> 31: 4 487-494<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid5 2011-03-25T01:31:28Z

A dense and uniform apatite layer about 20 mu m thick was formed on a poly(ether sulphone) (PESF) substrate treated with glow discharge in O-2 gas by a biomimetic process. The apatite-polymer composite obtained was implanted into a rabbit tibia and the structure of the PESF-apatite-bone interface was observed under a scanning and a transmission electron microscope 8 weeks after implantation. The a...<br/><br/>M Tanahashi, T Kokubo, T Nakamura, Y Katsura, M Nagano (1996) <i>BIOMATERIALS</i> <i></i> <i></i> 17: 1 47-51<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid6 2011-03-25T01:31:28Z

Quantitative assessment of hydroxyapatite formation on a gold surface via the biomimetic method, composed of a nucleation step in a simulated body fluid (SBF) containing glass powders and a subsequent apatite growth step in glass powder-free SBF, was made using a quartz crystal microbalance (QCM) technique. The frequency change of the QCM linearly increased with increasing soaking time, and largel...<br/><br/>M Tanahashi, T Kokubo, T Matsuda (1996) <i>JOURNAL OF BIOMEDICAL MATERIALS RESEARCH</i> <i></i> <i></i> 31: 2 243-249<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid7 2011-03-25T01:31:28Z

A dense, uniform and highly biologically active bone-like apatite layer can be formed in arbitrary thickness on any kind and shape of solid substance by the following biomimetic method at normal temperature and pressure: first, a substrate is set in contact with particles of CaO-SiO2-based glass soaked in a simulated body fluid (SBF) with ion concentrations nearly equal to those of human blood pla...<br/><br/>M TANAHASHI, T YAO, T KOKUBO, M MINODA, T MIYAMOTO, T NAKAMURA, T YAMAMURO (1995) <i>JOURNAL OF MATERIALS SCIENCE-MATERIALS IN MEDICINE</i> <i></i> <i></i> 6: 6 319-326<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid8 2011-03-25T01:31:28Z

A dense, uniform, and highly biologically active bone-like apatite layer can be formed in arbitrary thickness on any kind and shape of solid substrate surface by the following biomimetic method at ordinary temperature and pressure: First, a substrate is set in contact with particles of bioactive CaCrSiO2-based glass soaked in a simulated body fluid (SBF) with inorganic ion concentrations nearly eq...<br/><br/>M TANAHASHI, T YAO, T KOKUBO, M MINODA, T MIYAMOTO, T NAKAMURA, T YAMAMURO (1995) <i>JOURNAL OF BIOMEDICAL MATERIALS RESEARCH</i> <i></i> <i></i> 29: 3 349-357<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid10 2011-03-25T01:31:28Z

The present authors previously reported that a dense and uniform bone-like apatite layer with a desired thickness can be formed on any kind and shape of solid substance by the following biomimetic method at normal temperature and pressure. First, a substrate is set in contact with particles of CaO-SiO2-based glass soaked in a simulated body fluid (SBF) with ion concentrations nearly equal to thos...<br/><br/>M TANAHASHI, T YAO, T KOKUBO, M MINODA, T MIYAMOTO, T NAKAMURA, T YAAMMURO (1994) <i>NIPPON SERAMIKKUSU KYOKAI GAKUJUTSU RONBUNSHI-JOURNAL OF THE CERAMIC SOCIETY OF JAPAN</i> <i></i> <i></i> 102: 9 822-829<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid9 2011-03-25T01:31:28Z

A dense, uniform and highly biologically active bone-like apatite layer can be formed in arbitrary thickness on any kind and shape of solid substrate surface by the following biomimetic method at ordinary temperature and pressure. First, a substrate is set in contact with particles of bioactive CaO SiO2 based glass soaked in a simulated body fluid (SBF) with inorganic ion concentrations nearly equ...<br/><br/>M TANAHASHI, T YAO, T KOKUBO, M MINODA, T MIYAMOTO, T NAKAMURA, T YAMAMURO (1994) <i>JOURNAL OF APPLIED BIOMATERIALS</i> <i></i> <i></i> 5: 4 339-347<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid11 2011-03-25T01:31:28Z

Dense and uniform layers of a biologically active carbonate-containing hydroxyapatite can be formed on various kinds of organic polymers by the following biomimetic method, First, a substrate is set in contact with particles of CaO-SiO2-based glass soaked in a simulated body fluid (SBF) with ion concentrations nearly equal to those of human blood plasma for forming the apatite nuclei on the substr...<br/><br/>M TANAHASHI, T YAO, T KOKUBO, M MINODA, T MIYAMOTO, T NAKAMURA, T YAMAMURO (1994) <i>JOURNAL OF THE AMERICAN CERAMIC SOCIETY</i> <i></i> <i></i> 77: 11 2805-2808<br/>

http://publicationslist.org/hashimoto.tanahashi.masami/refid1 2011-03-25T01:31:13Z

In the preparation of fibrous hydroxyapatite (HAp), using the gel system consisting of agar gel containing calcium nitrate and over-layered (NH4)2HPO4 solution, the pH of the solution was found to greatly influence the growth rate and morphology of the resultant products. In particular, a pH value of about 9-10 produced straight fibrous HAp in the shortest time. Also, the Ca/P molar ratio of the p...<br/><br/>M TANAHASHI, K KAMIYA, T SUZUKI, H NASU (1992) <i>JOURNAL OF MATERIALS SCIENCE-MATERIALS IN MEDICINE</i> <i></i> <i></i> 3: 1 48-53<br/>