Is there evidence of a sphincter system in Wharton's duct? Etiological factors related to sialolith formation.

abstract：:The aim of this study was to evaluate the subcutaneous biocompatibility of three root canal sealers in rats. Thirty Wistar rats were divided into three groups according to three time periods (15, 30 and 60 days). Sterilized polyethylene tubes filled with root canal sealers (AH Plus, Epiphany & Grossman), and one empty...

journal_title：Journal of oral science

authors： Farhad AR,Hasheminia S,Razavi S,Feizi M

更新日期：2011-03-01 00:00:00

abstract：:Transplantation of mesenchymal stem cells (MSCs) has been extensively studied in the field of regenerative medicine. Bone regeneration is achieved via the interaction of osteoblasts and osteoclasts. However, the influence of MSCs on osteoclasts is unknown. The purpose of this study was to investigate the effect of MSC...

journal_title：Journal of oral science

authors： Abe T,Sumi K,Kunimatsu R,Oki N,Tsuka Y,Nakajima K,Ando K,Tanimoto K

更新日期：2019-03-28 00:00:00

abstract：:A shift in caries prevalence from occlusal surfaces to approximal surfaces has been demonstrated by epidemiological studies. Two recent meta-analyses evaluated the performance of visual examination and radiography for carious lesion detection, and reported low sensitivity but high specificity for early approximal cari...

journal_title：Journal of oral science

authors： Abogazalah N,Ando M

更新日期：2017-09-14 00:00:00

abstract：:This study aimed to evaluate superficial defects and the composition of Reciproc R25 and ProTaper Retreatment file systems (Dentsply Maillefer, Ballaigues, Switzerland) used for retreatment. A total of 100 maxillary incisor teeth were randomly divided into the following two groups: Reciproc R25 (n = 25) and ProTaper R...

journal_title：Journal of oral science

authors： Kalyoncuoğlu E,Keskin C,Uzun İ,Bengü AS,Guler B

更新日期：2016-01-01 00:00:00

abstract：:We report a rare case of osteoglophonic dysplasia affecting father and daughter. Osteoglophonic dysplasia is a very rare skeletal dysplasia with craniosynostosis, multiple radiolucencies of bone and clinical anodontia. It is an autosomal dominant disorder characterised by short stature. The affected children have norm...

journal_title：Journal of oral science

authors： Shankar VN,Ajila V,Kumar G

更新日期：2010-03-01 00:00:00

abstract：:The aim of this study was to investigate the association between the presence of gingivitis estimated using the salivary level of lactate dehydrogenase (LD) and related factors in young Japanese adults. Data from 1,915 participants (21.4 ± 2.5 years) were analyzed. Unstimulated saliva was collected from each participa...

journal_title：Journal of oral science

authors： Taniguchi-Tabata A,Ekuni D,Azuma T,Yoneda T,Yamane-Takeuchi M,Kataoka K,Mizuno H,Miyai H,Iwasaki Y,Morita M

更新日期：2019-03-28 00:00:00

abstract：:Ammonium hexafluorosilicate (AHF) has been applied to arrest caries without discoloration. The purpose of this study was to observe structural and elemental changes of demineralized and AHF applied primary tooth enamel. Enamel from the labial surface of 20 primary canines was divided into an unground side and ground s...

journal_title：Journal of oral science

authors： Hosoya Y,Tadokoro K,Otani H,Hidaka K,Inoue T,Miyazaki M,Tay FR

更新日期：2013-01-01 00:00:00

abstract：:The present study investigated the bond strength and aging resistance performance of five resin-based luting agents to zirconia. A total of 100 large blocks (10.0 mm × 10.0 mm × 2.5 mm) and 100 small blocks (4.0 mm × 4.0 mm × 2.5 mm) of zirconia were airborne-particle abraded and randomly divided into five groups: (Re...

journal_title：Journal of oral science

authors： Liu X,Jiang X,Xu T,Zhao Q,Zhu S

更新日期：2020-01-01 00:00:00

abstract：:Temporomandibular joint (TMJ) disease classification and subsequent treatment selection are highly debated subjects within dentistry and medicine. Several suggestions for diagnostic classification and treatment algorithms have been proposed thus far without achieving a clear gold standard. A universally accepted diagn...

journal_title：Journal of oral science

authors： Lund B,Ulmner M,Bjørnland T,Berge T,Olsen-Bergem H,Rosèn A

更新日期：2020-01-01 00:00:00

abstract：:We explored the effects of sclerostin removal in vivo on experimental periodontitis in mice. A ligature of Porphyromonas gingivalis-saturated collagen silk was applied to the cervical region of the first molar tooth in 10 wild-type (WT) mice and 10 sclerostin-knockout (SOST-KO) mice, and the animals were fed 10% sucro...

journal_title：Journal of oral science

authors： Yang X,Han X,Shu R,Jiang F,Xu L,Xue C,Chen T,Bai D

更新日期：2016-01-01 00:00:00

abstract：:Porphyromonas gingivalis FimA fimbriae have been classified into 6 genotypes (types I-V and Ib) based on the diversity of the fimA genes encoding the fimbrial subunits. We investigated the prevalence of fimA genotype in Japanese children. Dental plaque specimens were obtained from 400 subjects (age; 2 to 15 years), in...

journal_title：Journal of oral science

authors： Hayashi F,Okada M,Oda Y,Kojima T,Kozai K

更新日期：2012-03-01 00:00:00

abstract：:Age-related deterioration in physical and oral health reduces healthy life expectancy and is thus an important problem for very elderly people. We investigated the effects of satisfaction with dietary life (SDL) in everyday life on oral health-related quality of life (OHRQoL) and subjective well-being and examined ass...

journal_title：Journal of oral science

authors： Iinuma T,Arai Y,Takayama M,Takayama M,Abe Y,Osawa Y,Fukumoto M,Fukui Y,Shioda Y,Hirose N,Komiyama K,Gionhaku N

更新日期：2017-01-01 00:00:00

abstract：:Carcinoma originating in bone is uncommon; most of them apparently arise in odontogenic cysts. In this paper, we report an extremely rare case in which, verrucous carcinoma originated from an odontogenic cyst. This lesion was firm and non-tender on palpation and had a white-pink appearance. It was encased in the anter...

journal_title：Journal of oral science

authors： Mohtasham N,Babazadeh F,Jafarzadeh H

更新日期：2008-03-01 00:00:00

abstract：:Placement of composite resin restorations in deep subgingival cavities can damage surrounding soft tissues. In addition, commonly used resin-based composites (RBCs) might interfere with wound healing and periodontal health. To clarify cellular interactions with RBCs, we used an MTT assay to investigate adhesion of pri...

journal_title：Journal of oral science

authors： Frese C,Wolff D,Krüger T,Staehle HJ,Lux CJ,Erber R

更新日期：2018-03-24 00:00:00

abstract：:The aim of this study was to evaluate the physico-chemical and biocompatibility characteristics of two different hydroxyapatites. Physical and chemical properties were analyzed using granulometric analysis, scanning electron microscopy (SEM), X-ray energy-dispersion (EDX), X-ray fuorescence (XRF) and X-ray diffraction...

journal_title：Journal of oral science

authors： da Cruz AC,Pochapski MT,Daher JB,da Silva JC,Pilatti GL,Santos FA

更新日期：2006-12-01 00:00:00

abstract：:The purpose of the present study was to evaluate periodontal health status in children with sickle cell disease (SCD). Forty-nine children with SCD and 39 systemically healthy sex- and age-matched children were enrolled in the study. Plaque index, gingival index, bleeding on probing, pocket depth, salivary volume, and...

journal_title：Journal of oral science

authors： Tonguç MÖ,Ünal S,Arpaci RB

更新日期：2018-01-01 00:00:00

abstract：:There are several benefits in using adhesive technique in removable prosthodontics as well as fixed prosthodontics. Previous studies have examined denture-base surface treatments that improve bond strength between a denture base resin and autopolymerizing repair resin. Dichloromethane and ethyl acetate are organic sol...

journal_title：Journal of oral science

authors： Shimizu H,Takahashi Y

更新日期：2012-09-01 00:00:00

abstract：:Oral submucous fibrosis (OSMF) is a disabling, potentially malignant condition of the oral cavity. The aetiology of OSMF is multifactorial but remains obscure. Although arecanut is considered to be the most important causative agent, responses observed in individuals using arecanut vary in relation to quantity and dur...

journal_title：Journal of oral science

authors： Patidar KA,Parwani RN,Wanjari SP

更新日期：2011-03-01 00:00:00

abstract：:To evaluate the occlusion accuracy of a novel impression technique, excessively high occlusion and the occlusal contact area during lateral movements were compared between metal restorations (restorations) and removable partial dentures (RPDs) fabricated using conventional and novel techniques. Both restorations and R...

journal_title：Journal of oral science

authors： Shimizu S,Sato Y,Shirai M,Matsumoto T,Abe M,Ohkubo C

更新日期：2018-12-27 00:00:00

abstract：:Chromosome 6 deletions are very rare (1,2), and deletion 6q syndrome is clinically characterized by mental and/or neuromotor retardation and microcephaly (3). Other alterations frequently observed are decreased biparietal diameter, hypertelorism, hypotelorism, absent eyebrows, prominent eyes with ptosis, receding chin...

journal_title：Journal of oral science

authors： Fujii-Abe K,Sasao M,Fukayama H

更新日期：2008-12-01 00:00:00

abstract：:Amelotin (AMTN) is induced upon initiation of apoptosis by transforming growth factor beta1 (TGFβ1) and is mediated by Smad3 in gingival epithelial cells (GE1 cells). This upregulation of AMTN gene expression is temporary, and the mechanism responsible is still unclear. The present study investigated the transcription...

journal_title：Journal of oral science

authors： Nakayama Y,Matsui S,Noda K,Yamazaki M,Iwai Y,Ganss B,Ogata Y

更新日期：2018-06-20 00:00:00

abstract：:Sebaceous adenoma of the salivary gland is a rare tumor comprising 0.1% of all salivary gland neoplasms and less than 0.5% of salivary adenomas. Histologically, sebaceous adenomas are benign neoplasms consisting of sebaceous cells arranged in nests forming acinar and duct-like structures. Oncocytic metaplasia may also...

journal_title：Journal of oral science

authors： Zare-Mahmoodabadi R,Salehinejad J,Saghafi S,Ghazi N,Mahmoudi P,Harraji A

更新日期：2009-12-01 00:00:00

abstract：:In this descriptive study, we investigated the relationship between the clinical characteristics of idiopathic burning mouth syndrome (iBMS) and the quality of life. Eighteen iBMS patients were interviewed about their experience with pain, oral-associated complaints, cognitive status, and self-perceived quality of lif...

journal_title：Journal of oral science

authors： Braud A,Boucher Y

更新日期：2016-01-01 00:00:00

abstract：:The external gonial angle is an important angle of the craniofacial complex. It is significant for the diagnosis of craniofacial disorders. Lateral cephalogram and orthopantomograms can be used to determine this angle. In this study, we compared the external gonial angle determined from the two mentioned radiographs i...

journal_title：Journal of oral science

authors： Shahabi M,Ramazanzadeh BA,Mokhber N

更新日期：2009-09-01 00:00:00

abstract：:Bilateral, asymmetric anomalies of the anterior bellies of digastric muscles were observed during dissection of the submental region. Specifically, four extra muscle bundles were found between the anterior bellies of the digastric muscle. Although anomalies of the anterior bellies of digastric muscles are often observ...

journal_title：Journal of oral science

authors： Yamazaki Y,Shibata M,Ushiki T,Isokawa K,Sato N

更新日期：2011-12-01 00:00:00

abstract：:Cleidocranial dysplasia (CCD) is a rare syndrome usually caused by an autosomal dominant gene, although 40% of cases of CCD appear spontaneously with no apparent genetic cause. This condition is characterized by several cranial malformations and underdevelopment, absence of the clavicles, and multiple supernumerary an...

journal_title：Journal of oral science

authors： Tanaka JL,Ono E,Filho EM,Castilho JC,Moraes LC,Moraes ME

更新日期：2006-09-01 00:00:00

abstract：:Gingival epithelial cells and fibroblasts play important roles and have a harmonious relationship under normal and disease conditions, but the precise differences between theses cells remain unknown. To study the differences in gene expression between human gingival epithelial cells (HGE) and human gingival fibroblast...

journal_title：Journal of oral science

authors： Abiko Y,Hiratsuka K,Kiyama-Kishikawa M,Tsushima K,Ohta M,Sasahara H

更新日期：2004-03-01 00:00:00

abstract：:In this study, analytic models were used to simulate marginal resection in the area of the second premolar to the second molar region, and the mechanical effects on the mandible of residual bone mass, a maxillofacial prosthesis, and a reconstruction plate were evaluated by three-dimensional finite element analysis. As...

journal_title：Journal of oral science

authors： Kase T,Ohyama T,Nakabayashi S,Yasuda H,Yoneyama T

更新日期：2020-09-26 00:00:00

abstract：:Lipid peroxidation induced by reactive oxygen species (ROS) is involved in the pathogenesis of malignancy. Overall, lipid peroxidation levels are indicated by malondialdehyde (MDA), which is the most frequently used biomarker to detect oxidative changes. Antioxidant defense systems such as glutathione (GSH) limit cell...

journal_title：Journal of oral science

authors： Metgud R,Bajaj S

更新日期：2014-06-01 00:00:00

abstract：:It is widely accepted that vitamin E (VE) acts as an antioxidant and is involved in various metabolic systems including the regulation of gene expression and inhibition of cell proliferation. The most predominant isoform of VE in the living body is α-tocopherol. However, the influence of α-tocopherol on bone marrow me...

journal_title：Journal of oral science

authors： Noguchi M,Yamawaki I,Takahashi S,Taguchi Y,Umeda M

更新日期：2018-01-01 00:00:00