CiNii Articles - LEGEROS Recquel. Z.

1

Bone Quality of the Femoral Mid-Shaft of Ovariectomized Rats Fed a Low-Mineral Diet

Suzuki Shizuka , Nakada Hiroshi , Sakae Toshiro , Tanimoto Yasuhiro , Kawai Yasuhiko , Z. LeGeros Racquel

Ovariectomized (OVX) rats are accepted models for screening potential therapeutic agents for osteoporosis. A low-mineral diet accelerates bone loss in OVX rats. This study aimed to determine changes i …

Journal of Hard Tissue Biology 21(3), 245-256, 2012

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2

Quantitative and Qualitative Analyses of Low-mineral-diet Ovariectomised Rat Femora Using Microscopic Computed Tomography

Nakada Hiroshi , LeGeros Racquel Z. , Kawai Yasuhiko , Suzuki Shizuka , Sakae Toshiro , Tanimoto Yasuhiro , Kuboyama Noboru , Teranishi Mari , Kato Takao , Watanabe Takehiro , Kimura-Suda Hiromi

The aim of this study was to monitor changes in bone density and bone quality (microarchitecture) in the femoral epiphyseal region in rats with bone loss induced by oestrogen deficiency and accelerate …

Journal of Hard Tissue Biology 20(2), 107-114, 2011

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3

Changes in Bone Quality Associated with the Mineralization of New Bone Formed Around Implant : Using XPS, Polarized Microscopy, and FTIR imaging

NAKADA Hiroshi , NUMATA Yasuko , SAKAE Toshiro , KIMURA SUDA Hiromi , TANIMOTO Yasuhiro , SAEKI Hiroyuki , TERANISHI Mari , KATO Takao , LEGEROS Racquel Z.

Journal of hard tissue biology 19(2), 101-109, 2010-08-01

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4

Changes in Bone Quality Associated with the Mineralization of New Bone Formed Around Implants - Using XPS, Polarized Microscopy, and FTIR imaging -

Nakada Hiroshi , Numata Yasuko , Sakae Toshiro , Kimura-Suda Hiromi , Tanimoto Yasuhiro , Saeki Hiroyuki , Teranishi Mari , Kato Takao , Racquel Z. LeGeros

The purpose of this study was to investigate changes in bone quality associated with the mineralization of new bone forming around implants. Eight 18-week-old male New Zealand white rabbits and implan …

Journal of Hard Tissue Biology 19(2), 101-110, 2010

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5

Comparison of Bone Mineral Density and Area of Newly Formed Bone Around Ti-15%Zr-4%Nb-4%Ta Alloy and Ti-6%Al-4%V Alloy Implants

NAKADA Hiroshi , NUMATA Yasuko , SAKAE Toshiro , OKAZAKI Yoshimitsu , TANIMOTO Yasuhiro , TAMAKI Hiroyuki , KATOU Takao , OOKUBO Atsushi , KOBAYASHI Kihei , LEGEROS Racquel Z.

A newly developed titanium alloy, Ti-15%Zr-4%Nb-4%Ta (Ti15Zr4Nb4Ta), has been shown to have excellent mechanical characteristics, corrosion fatigue strength, anticorrosion, cytocompatibility, and bioc …

Journal of Hard Tissue Biology 17(3), 99-108, 2008-12-01

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6

Qualitative study of the New Bone formation Surrounding the Ti-implant by FTIR and Polarizing Microscope

NUMATA Yasuko , NAKADA Hiroshi , SAKAE Toshiro , KIMURA SUDA Hiromi , LEGEROS Racquel Z. , KOBAYASHI Kihei , MAKIMURA Masaharu

Recently, dental implants have gained much attention for a great number of researchers in dental application. Until now, there are few reports about the properties and metabolism related to the bite f …

Journal of Hard Tissue Biology 17(3), 131-140, 2008-12-01

J-STAGE Ichushi Web References (34) Cited by (1)
7

Micro-CT Analysis of Rabbit Cancellous Bone Around Implants

NUMATA Yasuko , SAKAE Toshiro , NAKADA Hiroshi , SUWA Taketoshi , LEGEROS Racquel Z. , OKAZAKI Yoshimitsu , KOBAYASHI Kihei

The aim of this study is to observe the three-dimensional structure of cancellous bone formed around dental implants using micro-CT. Methods: Ti implants (Ti-15%Zr-4%Nb-4%Ta alloy, 2.8mm diameter, 10m …

Journal of Hard Tissue Biology 16(2), 91-93, 2007-11-01

J-STAGE Ichushi Web References (11) Cited by (1)
8

新規必須微量金属含有リン酸カルシウムナノ粒子を用いた骨粗鬆症動物の長期治療効果 : 動物種差の影響 [in Japanese]

徳留嘉寛 , 大塚誠 , 伊藤敦夫 , LEGEROS Racquel Z.

薬剤学 = Journal of Pharmaceutical Science and Technology, Japan 67, 274, 2007-05-10

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9

Analysis of Bone Mineral Density and Area of Newly Formed Bone Around Implants Using Micro-CT After Pull-Out Tests

Nakada Hiroshi , Kato Takao , Gunji Atsuko , Kuwahara Katsuhisa , Kobayashi Kihei , Suwa Taketoshi , Numata Yasuko , Okazaki Yoshimitsu , Sakae Toshiro , Hayakawa Tohru , Kato Masataka , Kaneda Takashi , LeGeros Racquel Z.

New bone formation around implants has been evaluated two-dimensionally by the histopathological examination of sections. However, micro-computed tomography (micro-CT) allows the three-dimensional obs …

International Journal of Oral-Medical Sciences 5(2), 97-106, 2007

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10

Fluoride Supplement Affects Bone Mineralization in Young Rats

INOUE Masahisa , LEGEROS Racquel Z. , INOUE Miho , RIVERA Rosario Santos , SATHI Gulsan Ara , TSUJIGIWA Hidetsugu , NAGATSUKA Hitoshi , AKITA Masahiko , SETSU Kojun

Fluoride as a supplement can affect the structural integrity of bone. Fluoride that is incorporated in the mineral, substitutes for the hydroxyl group producing hydroxyfluorapatite crystals and presum …

Journal of Hard Tissue Biology 15(2), 61-64, 2006-08-01

J-STAGE Ichushi Web References (22) Cited by (2)
11

The Histomorphologic Evaluation of Humane Maxillary Sinus Floor Augmentation After Four Months Using Tissue Engineering Procedure(CHA, PRP And Somatic Stem Cell Mixing Transplantation) [in Japanese]

OOKUBO Atsushi , SHIMOGORYO Ryouji , INOUE Masaaki , CHISAKA Hideki , SUZUKI Kunihiro , TSUJIMOTO Yasuhisa , KUGA Yuki , MATSUNAGA Tsunenori , MISHIMA Hiroyuki , YAMAMOTO Hitoshi , KAKEHI Mitsuo , SAKAE Toshirou , KOZAWA Yukishige , LEGEROS Racquel Z.

上顎洞底粘膜挙上術(サイナスリフト)において,上顎骨が約1〜2mm(分類SA 4)の挙上は洞底粘膜や母床骨からの血流は乏しく,粉砕自家骨を用いても充分な骨量を確保できない場合がある.臨床医として施行可能な範囲で,組織工学の原則である腸骨より体性幹細胞,足場としてCHA (carbonate apatite)と自家粉砕骨を混ぜたもの,成長因子としてAPC-PRP (Auto Platelet con …

Journal of the Japanese Association of Regenerative Dentistry 3(2), 100-113, 2006-03-30

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12

The Histomorphologic Evaluation of Humane Maxillary Sinus Floor Augmentation After Four Months Using Tissue Engineering Procedure (CHA, PRP and Somatic Stem Cell Mixing Transplantation) [in Japanese]

OOKUBO Atsushi , YAMAMOTO Hitoshi , KAKEHI Mitsuo , SAKAE Toshirou , KOZAWA Yukishige , LeGeros Racquel , SHIMOGORYO Ryoji , INOUE Masaaki , CHISAKA Hideki , SUZUKI Kunihiro , TSUJIMOTO Yasuhisa , KUGA Yuki , MATSUNAGA Tsunenori , MISHIMA Hiroyuki

上顎洞底粘膜挙上術（サイナスリフト）において,上顎骨が約 1～2mm（分類SA ４）の挙上は洞底粘膜や毋床骨からの血流は乏しく,粉砕自家骨を用いても充分な骨量を確保できない場合がある.<BR>臨床医として施行可能な範囲で,組織工学の原則である腸骨より体性幹細胞,足場として CHA（carbonate apatite）と自家粉砕骨を混ぜたもの,成長因子としてAPC-PRP（Auto Pl …

Journal of the Japanese Association of Regenerative Dentistry 3(2), 100-113, 2006

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13

Calcium Phosphate Biomaterials: An Update

LeGeros Racquel Z. , LeGeros John P.

Calcium phosphate (CaP) biomaterials currently in use for bone repair, substitution, augmentation, and regeneration include hydroxyapatite of synthetic or biologic origin, beta-tricalcium phosphate (& …

International Journal of Oral-Medical Sciences 4(3), 117-123, 2006

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14

In Vivo Effect of Fluoride-substituted Apatite on Rat Bone

INOUE Miho , NAGATSUKA Hitoshi , TSUJIGIWA Hidetsugu , INOUE Masahisa , LEGEROS Racquel Z. , YAMAMOTO Toshio , NAGAI Noriyuki

Different types of calcium phosphate compounds are commercially available for medical and dental applications as bone substitute materials. Biological apatites contain several kinds of minor elements …

Dental Materials Journal 24(3), 398-402, 2005-09-01

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15

Effect of Magnesium, Strontium or Fluoride Ions on in vitro Activities of Odontoblast-like Cells (MDPC-23)

INOUE Miho , LEGEROS Racquel Z. , INOUE Masahisa , ROHANIZADEH Ramin , GUO Liang , DAVIDSON Robert , RUI Kan , NAGATSUKA Hitoshi , NAGAI Noriyuki

Magnesium (Mg), strontium (Sr) or fluoride (F) ions have been shown to affect in vitro activities of bone cells and in vivo mineralization. The purpose of this study was to investigate the effect of M …

Journal of hard tissue biology 14(1), 5-12, 2005-07-01

Ichushi Web References (27)
16

Observation of Newly Formed Bone Around Implants Using Parametric X-ray

Nakada Hiroshi , Sakae Toshiro , Suwa Taketoshi , LeGeros Racquel Z. , Gunji Atsuko , Kato Takao , Kozawa Yukishige , Kobayashi Kihei

Succesful dental implantation requires high osseointegration of the implant with the bone tissue that should continue for many years after implantation. Many studies on bone formation around implant h …

Journal of hard tissue biology 14(1), 1-4, 2005-07

DOI Ichushi Web References (19) Cited by (6)
17

Calcium phosphate coatings on implants : electrochemical deposition or chemical precipitation methods

LeGeros Racquel

Journal of the Japanese Society for Dental Materials and Devices 24(2), 86, 2005-04-05
18

Calcium Phosphates as Baiomaterials

TAKAGI Shozo , LEGEROS Racquel , CHOW Larry

Journal of the Japanese Society for Dental Materials and Devices 24(2), 86, 2005-04-05

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19

Solubility product of magnesium-containing tricalcium phosphate

Ito Atsuo , Hida Tomomi , Sogo Yu , Ichinose Noboru , LeGeros Racquel

各種Mg含有量のMgTCPの溶解度積（Ksp）はVerbeeck(1986)が報告したが、この結果をMg＝0％に外挿してもGregory(1974)によるTCPのKspと一致しない。どちらかに誤りがある。本研究ではMg:0_-_10 mol%のMgTCPを合成しKspを求めた。その結果、pKsp=29.041+0.90467M–0.18069M2+0.025962M3–0. …

Preprints of Annual Meeting of The Ceramic Society of Japan<br>Preprints of Fall Meeting of The Ceramic Society of Japan 2005F(0), 821-821, 2005

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20

Calcium Phosphate Coating on Implants: Electrochemical Deposition Precipitation Methods

LeGeros Racquel

Commercial orthopedic and dental implants coated by plasma-sprayed HA combines the strength of titanium (Ti) or Ti alloy and the bioactivity of HA. However, the plasma-spray coating method has the fol …

Abstracts of the General Sessions of the Japanese Society for Dental Materials and Devices 2005s(0), 124-124, 2005

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LeGeros Racquel LEGEROS Recquel. Z.

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LeGeros Racquel LEGEROS Recquel. Z.

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