Antibacterial and cytotoxic effects of photoexited Au clusters via blue high-power or whoite low-power light-emitting diode irradiation
Biology, Engineering and Medicine 2(4) 1-4 2017 [Refereed]
Treatment of infected root canals with 4-META/MMA-TBB resin
Sugaya T, Tanaka S, Miyaji H, Shimoji S, Kudo M, Takefu H, Washizu T
Hokkaido J Dent 38 111-121 2017 [Refereed]
Assessing the progression of chronic periodontitis using subgingival pathogen levels: a 24-month prospective multicenter cohort study
Kakuta E, Nomura Y, Morozumi T, Nakagawa T, Nakamura T, Noguchi K, Yoshimura A, Hara Y, Fujise O, Nishimura F, Kono T, Umeda M, Fukuda M, Noguchi T, Yoshinari N, Fukaya C, Sekino S, Numabe Y, Sugano N, Ito K, Kobayashi H, Izumi Y, Takai H, Ogata Y, Takano S, Minabe M, Makino-Oi A, Saito A, Abe Y, Sato S, Suzuki F, Takahashi K, Sugaya T, Kawanami M, Hanada N, Takashiba S Yoshie H
Jpn J Conserv Dent 52(6) 460-468 Dec 2009 [Refereed]
Sonic and ultrasonic scalers are frequently used for periodontal debridement. It is well known that the shapes of scaler tips, applied pressure, and amplitude range affect the roughness of the tooth surface after scaling. Nowadays, sonic scalers w...
Jpn J Conserv Dent 52(5) 411-418 Oct 2009 [Refereed]
Cemental tear causes rapid localized destruction of periodontal tissue, but the mechanism remains unclear. Debridement is necessary to remove the bacteria adhered on the root surface, however, debridement in the absence of bacterial adhesion may i...
Jpn J Conserv Dent 51(6) 659-669 Dec 2008 [Refereed]
We prepared a collagen hydrogel-sponge composite which would serve as a bioactive scaffold for bone engineering. The present study examined the effects of the collagen composite scaffold combined with/without bone morphogenetic protein (BMP) on ti...
Journal of the Japanese Society for Dental Materials and Devices 27(6) 455-465 2008 [Refereed]
In this study, we observed the long-term stabiliy of adhesion and the influence of 4-META/MMA-TBB resin on bone. The cranial bone surfaces of rats were surgically exposed and treated with 10% citric acid and 3% ferric chloride agueous solution, an...
Papillon-Lefèvre syndrome (PLS) is a rare autosomal recessive disease characterized by palmoplantar hyperkeratosis and severe periodontal disease. We reported two siblings with PLS who were diagnosed using a mutation analysis of the cathepsin C ge...
Jpn J Conserv Dent 50(1) 62-67 Feb 2007 [Refereed]
Periodontal surgery requires operators to have specific knowledge and technical skills for surgery. Practice on a simulation model may help improve skills. We have developed a simulation model for periodontal surgery. Operators need suitable advic...
Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology) 48(4) 285-296 2006 [Refereed]
We studied the effects of bisphosphonate administration on cementum-like tissue formation and dentin resorption induced by BMP-2 in rats.Incadronate (1μg/kg/day) was administered intraperitoneally to rats three times per week, from two weeks befor...
Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology) 48(4) 255-266 2006 [Refereed]
We evaluates periodontal regeneration in a dehiscence model after the application of BMP-2 solution and collagen hydrogel to the root dentin surface.Materials were 128 premolars of 8 beagles. After a partial thickness muco-gingival flap on the buc...
Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology) 47(4) 269-279 Dec 2005 [Refereed]
The aim of the present study was to evaluate the effect of different dentin surface conditionings followed by rhBMP-2 application to the dentin surface on the ALP activity of cultured cells that attached to the dentin surface in vitro, and on hard...
Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology) 46(4) 278-287 Dec 2004 [Refereed]
The objective of this study was to evaluate periodontal regeneration in canine premolars after application of bone morphogenetic protein (BMP)-2 to root dentin surfaces.Eighty periodontal defects using a dehiscence model were surgically produced o...
Journal of the Japanese Association of Periodontology 42(4) 255-266 Dec 2000 [Refereed]
We studied the process of periodontal destruction after vertical root fracture involving 56 upper and lower premolars of 4 beagls. After separation, the root was vertically fractured with a chisel and mallet. Gingival index (GI), probing depth (PD...
Journal of the Japanese Association of Periodontology 42(4) 247-254 Dec 2000 [Refereed]
The purpose of this study was to examine the effects of rhBMP-2 applied dentin on alkaline phosphatase (ALP) activity and mineralized nodule formation in gingival fibroblasts in vitro with a view toward developing periodontal regenerative therapy ...
A study of attached and oriented human periodontal ligament cells to periodontally diseased cementum and dentin after demineralizing with neural and low pH etching solution
Journal of the Japanese Association of Periodontology 41(4) 436-449 Dec 1999 [Refereed]
The acute phase of periodontitis (periodontal abscess) has been thought to be related with rapid periodontal breakdown. The effects of topical application of 2% minocycline hydrochloride ointment into the periodontal pockets in the acute phase of ...
Effect of recombinant human platelet-derived growth factor-BB and bone morphogenetic protein-2 application to demineralized dentin on early periodontal ligament cell response
Journal of the Japanese Association of Periodontology 40(4) 421-430 Dec 1998
The purpose of this study is to promote a new regenerative procedure for periodontal tissue by evaluating the kinetic aspects of cultured and implanted periodontal ligament cells. In the experimental group, periodontal ligament cells were cultured...
Journal of the Japanese Association of Periodontology 39(4) 513-519 Dec 1997 [Refereed]
The purpose of this study was to evaluate the efficacy of the 3-dimensional computed tomography image (3 D-CT) for diagnosis of the morphology of intrabony defects in periodontal patients. Thirty-eight tooth surfaces of 5 periodontal patients, (2 ...
Journal of the Japanese Association of Periodontology 38(4) 529-537 Dec 1996 [Refereed]
In order to establish a preventive program for periodontal disease in association with adult mass dental examination, we surveyed the employees of 14 companies in Hokkaido from the previous study. According to the CPITN-Max value, the preventive m...
Journal of the Japanese Association of Periodontology 38(4) 522-528 Dec 1996 [Refereed]
The purpose of this study was to establish a preventive program for periodontal disease associated with adult mass dental examination. Periodontal status was surveyed by using CPITN among 900 employees (mean age: 41.2) in Hokkaido. A questionnaire...
Journal of the Japanese Association of Periodontology 38(4) 447-456 Dec 1996 [Refereed]
This study evaluated a new regenerative approach for the periodontal ligament and cementum by implantation of cultured periodontal ligament cells. The study was performed with syngeneic rats divided into the following three groups. In the experime...
Journal of the Japanese Association of Periodontology 35(4) 577-586 Dec 1993 [Refereed]
The purpose of this study was to examine the influence of application conditions of an ultrasonic scaler with a probe-type tip on the morphology and character of root surfaces. Firstly, dentine specimens were root planed under 12 conditions with a...
Journal of the Japanese Association of Periodontology 30(3) 926-934 Sep 1988 [Refereed]
The purpose of this study was to investigate clinically the healing events of periodontitis after subgingival debridement with an ultrasonic probe-type tip sealer. 213 surfaces of 74 non-instrumented teeth with periodontitis in 12 patients were st...
Journal of the Japanese Association of Periodontology 29(3) 959-965 Sep 1987 [Refereed]
Destructive periodontal disease is closely associated with subgingival plaque and calculus. Probe-type tip was newly designed for ultrasonic scaler (OSADA ENAC-3) capable of being used for easy and effective debridement in the deep pocket. In our ...
Journal of the Japanese Association of Periodontology 29(3) 853-859 Sep 1987 [Refereed]
The present experiment was undertaken to evaluate the association and the effect of mouth breathing in the initiation and the progression of periodontal disease. Artificial mouth mode-fulfilling nearly all the characteristics of natural mouth was ...
Journal of the Japanese Association of Periodontology 29(2) 627-633 Jun 1987 [Refereed]
Removal of supra and subgingival plaque and calclus is the most important factor in periodontal therapy. In practice, however, deeper the pocket is, the harder is to make the instrumental approach with hand or conventional ultrasonic scaler due to...
Morozumi T, Nakagawa T, Nomura Y, Sugaya T, Kawanami M, Suzuki F, Takahashi K, Abe Y, Sato S, Makino-Oi A, Saito A, Takano S, Minabe M, Nakayama Y, Ogata Y, Kobayashi H, Izumi Y, Sugano N, Ito K, Sekino S, Numabe Y, Fukaya C, Yoshinari N, Fukuda M, Noguchi T, Kono T, Umeda M, Fujise O, Nishimura F, Yoshimura A, Hara Y, Nakamura T, Noguchi K, Kakuta E, Hanada N, Takashiba S, Yoshie H
Sugaya T, Tomita M, Motoki Y, Miyaji H, Kawamami M
Dent Traumato 32(5) 397-401 [Refereed]
Site-level progression of periodontal disease during a follow-up period
PLOS ONE [Refereed]
Prolonged release of bone morphogenetic protein-2 in vivo by gene transfection with DNA-functionalized calcium phosphate nanoparticle-loaded collagen scaffolds
Materials Science & Engineering C 92 172-183 [Refereed]
This study evaluated the apical periodontal healing after root-end sealing using Super-Bond C & B^[○!R], and root-end filling using Super-EBA^<TM> or ProRoot^[○!R]MTA, when root canal infection persisted. Apical periodontitis was induced by contam...
Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology) 49(4) 296-304 Dec 2007
This study evaluated periodontal regeneration after the application of BMP-2 to root dentin surface in 1-wall infrabony defects.The mandibular first and third premolars in seven beagle dogs were extracted prior to experimental surgery. Eight weeks...
To improve the bonding treatment of vertically fractured roots, we aimed to the newly cementum formation on a compound of resin and dentin powder, which may improve the binding between resin and cementum. In vitro, cytotoxicity and Micro Tensile B...
The aim of the first experiment was to evaluate the effect of different dentin conditionings followed rhBMP-2 application on dentin surface. Dentin blocks were demineralized with EDTA, tetracycline-HCI or citric acid solutions for 3 minutes, and w...
4-META/MMA-TBB resin has been used for the bonding of vertically fractured roots and apicoectomy. It has good characteristics, such as adhesive properties to dentin and cementum.However, some studies demonstrated that the collagen fibrils that are...
In the case of the presence of bacteria in the root canals, it is necessary that retrograde filling following periapical surgery prevent the leakage of bacteria from root canals into periapical tissues. The purpose of first study was to evaluate t...
Vertical root fractures lead to advanced periodontal breakdown with deep periodontal pockets and vertical bone defects. The purpose of this investigation was to study the treatment of vertically fractured root with advanced periodontal breakdown b...
