abstract：:This article describe a rare case of multiple taurodontism involving all molars in a 17-year-old male. Volumetric cone-beam computed tomography was used to investigate internal and external root morphology, including that of a maxillary first molar which required endodontic treatment and retreatment. Medical history w...

journal_title：Journal of oral science

authors： Marques-da-Silva B,Baratto-Filho F,Abuabara A,Moura P,Losso EM,Moro A

更新日期：2010-12-01 00:00:00

abstract：:In astronauts and cosmonauts, exposure to microgravity has been associated with several physiological changes, including an osteoporosis like loss of bone mass. It has been reported that head-down tilt bed-rest studies mimic many of the observations seen in space flights. There has been no study of the effects of mand...

journal_title：Journal of oral science

authors： Rai B,Kaur J,Catalina M

更新日期：2010-09-01 00:00:00

abstract：:To investigate the prevalence, characteristics (ie, malocclusion, location, type), and sex distribution of hypodontia in an Iranian orthodontic population. A retrospective study was conducted using periapical and panoramic radiographs and study models of 1,751 subjects attending university orthodontic clinics (870 fem...

journal_title：Journal of oral science

authors： Vahid-Dastjerdi E,Borzabadi-Farahani A,Mahdian M,Amini N

更新日期：2010-09-01 00:00:00

abstract：:Massive osteolysis is a rare, insidious, chronic disease characterized by progressive resorption of contiguous osseous structures. In 1838 Jackson first described a case of disappearing humerus. More than 150 cases have since been described in the international literature, with fewer then 35 involving a maxillofacial ...

journal_title：Journal of oral science

authors： Sharma A,Iyer N,Mittal A,Das D,Sharma S

更新日期：2010-09-01 00:00:00

abstract：:Although the main reservoir of Candida spp. is believed to be the buccal mucosa, these microorganisms can coaggregate with bacteria in subgingival biofilm and adhere to epithelial cells. Such interactions are associated with the capacity of Candida spp. to invade gingival conjunctive tissue, and may be important in th...

journal_title：Journal of oral science

authors： Sardi JC,Duque C,Mariano FS,Peixoto IT,Höfling JF,Gonçalves RB

更新日期：2010-06-01 00:00:00

abstract：:Enamel pearls are anatomical structures that can bring about clinical implications if associated with the retention of plaque, in turn resulting in periodontal disease. In an attempt to avoid periodontal disease, the removal and treatment of these enamel pearls, may be a necessity in some circumstances. A total of 45,...

journal_title：Journal of oral science

authors： Chrcanovic BR,Abreu MH,Custódio AL

更新日期：2010-06-01 00:00:00

abstract：:External root resorption may occur as a consequence of trauma, orthodontic treatment, bacterial infection or incomplete sealing of the root canal system (bacterial re-infection), and lead to crater formation on the resorbed apex. This would deform the root apex surface, and cause loss of apical constriction. Depending...

journal_title：Journal of oral science

authors： Araújo RA,Silveira CF,Cunha RS,De Martin AS,Fontana CE,Bueno CE

更新日期：2010-06-01 00:00:00

abstract：:Low-level laser therapy (LLLT) has been reported to improve tissue healing and might therefore be useful in dental pulp capping after trauma. We evaluated the effects of a low-level diode laser (lambda = 680 nm) and dental pulp-capping substances on cell proliferation. Calcium hydroxide and adhesive resin were applied...

journal_title：Journal of oral science

authors： Ferriello V,Faria MR,Cavalcanti BN

更新日期：2010-03-01 00:00:00

abstract：:The objective of the present study was to evaluate the interest of both children and parents towards orthodontic treatment and compare it to the normative treatment need as well as to determine the factors related to such an interest. The sample consisted of 407 schoolchildren aged between 9 and 12 years and their par...

journal_title：Journal of oral science

authors： Dias PF,Gleiser R

更新日期：2010-03-01 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：:Tissue engineering is the science of design and manufacture of new tissues to replace impaired or damaged ones. The key ingredients for tissue engineering are stem cells, the morphogens or growth factors that regulate their differentiation, and a scaffold of extracellular matrix that constitutes the microenvironment f...

journal_title：Journal of oral science

authors： Saber SE

更新日期：2009-12-01 00:00:00

abstract：:The protein composition of oral fluid is modulated by environmental factors and physiological states, i.e. chemical, mechanical and pharmacologic stimuli, pathologic conditions, and psychological stress. Secretory protein concentrations in samples of whole saliva (WS) from children were measured and the results were s...

journal_title：Journal of oral science

authors： Sivakumar T,Hand AR,Mednieks M

更新日期：2009-12-01 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：:Tooth development is regulated by a reciprocal series of epithelial-mesenchymal interactions. With the large number of genes involved in the odontogenesis process, the opportunity for mutations to disrupt this process is high. Mutational analysis has revealed genes that are major causes of non-syndromic hypodontia. Th...

journal_title：Journal of oral science

authors： Silva ER,Reis-Filho CR,Napimoga MH,Alves JB

更新日期：2009-09-01 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：:Naso-oral fistula, as the name suggests, is an abnormal communication between the nasal and oral cavities. It is an extremely rare clinical entity encountered in routine rhinology clinics across the world. The occurrence of this fistula due to rhinolithiasis is much rarer. We present one such case in a 40-year-old man...

journal_title：Journal of oral science

authors： Arora S,Garg LN,Julaha M,Tuli BS

更新日期：2009-09-01 00:00:00

abstract：:The purpose of the present study was to evaluate the radiopacity of currently available dental luting materials. Five conventional cements, six resin-modified glass ionomers (RMGIs), two methyl methacrylate (MMA)-based acrylic resins (eight shades), and nine composite luting materials were evaluated. Radiographs of th...

journal_title：Journal of oral science

authors： Tsuge T

更新日期：2009-06-01 00:00:00

abstract：:Ameloblastic fibroma (AF) is an extremely rare true mixed benign tumor that can occur in either the mandible or the maxilla, but is most frequently found in the posterior region of the mandible. It usually occurs in the first two decades of life and is associated with tooth enclosure, causing a delay in eruption or al...

journal_title：Journal of oral science

authors： Vasconcelos BC,Andrade ES,Rocha NS,Morais HH,Carvalho RW

更新日期：2009-06-01 00:00:00

abstract：:The aim of this study was to evaluate the effect of RaCe, FlexMaster and ProFile rotary instruments on smear layer formation by scanning electron microscopy. Eighty-four caries-free freshly extracted human single-rooted teeth were selected and divided into three groups, each containing 28 teeth. The teeth were instrum...

journal_title：Journal of oral science

authors： Shahi S,Yavari HR,Rahimi S,Reyhani MF,Kamarroosta Z,Abdolrahimi M

更新日期：2009-03-01 00:00:00

abstract：:The lack of information on oral health in Laos makes it difficult to estimate the need and methods for preventing oral disease. This study identified problems concerning the oral health of Lao children. The study subjects were 59 school children who lived in Pakkading District. Dental caries, gingivitis malocclusions,...

journal_title：Journal of oral science

authors： Motohashi M,Nakajima I,Aboshi H,Honda K,Yanagisawa M,Miyata T,Maeno M,Kuwata F,Sidaphone B,Ngonephady S,Sitthiphanh A,Kingsada SO,Otsuka K

更新日期：2009-03-01 00:00:00

abstract：:Previously, we showed that recombinant human bone morphogenetic protein-2 (rhBMP-2) increased bone augmentation beyond the skeletal envelope within a titanium cap in a rabbit calvarium; many cuboidal osteoblastic cells were observed histologically. These results suggested that the new osteoblastic cells might have dif...

journal_title：Journal of oral science

authors： Hasegawa Y,Shimada K,Suzuki N,Takayama T,Kato T,Iizuka T,Sato S,Ito K

更新日期：2008-12-01 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：:The purpose of this study was to evaluate the presence of A. actinomycetemcomitans, P. gingivalis, P. intermedia, E. corrodens and F. nucleatum in 30 subjects with chronic periodontitis treated by scaling and root planing (SRP) plus minocycline (test group) during 12 months with regular trimester maintenance care. Add...

journal_title：Journal of oral science

authors： Cortelli JR,Aquino DR,Cortelli SC,Carvalho-Filho J,Roman-Torres CV,Costa FO

更新日期：2008-09-01 00:00:00

abstract：:Clearfil DC Bond (DC) is a new single-step, dual-cure bonding agent. In this study, the shear bond strengths of a core build-up composite to dentin used with four bonding systems [DC, Unifil Core Self-Etching Bond (UC), Clearfil SE Bond (SE) and Cleafil tri-S Bond (TS)] were measured. The bonding ability after 7 days ...

journal_title：Journal of oral science

authors： Ishii T,Ohara N,Oshima A,Koizumi H,Nakazawa M,Masuno T,Matsumura H

更新日期：2008-09-01 00:00:00

abstract：:The purpose of this study was to up-date the records concerning oral clefts (OCs) encountered at the Child Hospital of the Maternal Infantile Institute of the State of México, and to examine the association of predisposing factors. A retrospective study of the medical records of patients generated over a 5-year period...

journal_title：Journal of oral science

authors： González BS,López ML,Rico MA,Garduño F

更新日期：2008-06-01 00:00:00

abstract：:Susceptibility to and development of periodontal disease have been associated with psychological conditions. Previous studies have associated the presence of polymorphism in the promoter region of the serotonin transporter with several behavioral traits and psychological conditions such as depression, anxiety, and str...

journal_title：Journal of oral science

authors： Costa JE,Gomes CC,Cota LO,Pataro AL,Silva JF,Gomez RS,Costa FO

更新日期：2008-06-01 00:00:00

abstract：:The purpose of this study was to identify and compare the presence of HCMV and EBV-1 in subgingival plaque, unstimulated saliva and peripheral blood of patients with chronic periodontitis. Forty patients diagnosed with chronic periodontitis (mean age, 41.7 years) were recruited. Unstimulated saliva, subgingival plaque...

journal_title：Journal of oral science

authors： Imbronito AV,Grande SR,Freitas NM,Okuda O,Lotufo RF,Nunes FD

更新日期：2008-03-01 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：:The purpose of this study was to evaluate the effect of acidic priming agents on adhesive bonding to SUS XM27 stainless steel. Disk steel specimens were primed with one of the following materials; Acryl Bond, All-Bond 2 Primer B, Alloy Primer, Estenia Opaque Primer, Eye Sight Opaque Primer, Metal Primer II, M.L. Prime...

journal_title：Journal of oral science

authors： Mikami A

更新日期：2007-12-01 00:00:00

abstract：:When a tooth is avulsed and replanted following traumatic dental injury, complications such as replacement and inflammatory resorption may occur. Ultimately, resorption may result in loss of the tooth. This case report describes a traumatic injury to a permanent tooth resulting in complete root resorption within a sho...

journal_title：Journal of oral science

authors： Niikuni N,Seki N,Sato K,Nasu D,Shirakawa T

更新日期：2007-12-01 00:00:00

abstract：:A retrospective analysis was conducted on patients diagnosed with and treated for keratocystic odontogenic tumor (KCOT) at Mashhad School of Dentistry between 1996 and 2006. The patients comprised 44 men and 30 women with a mean age of 27.08 years. Among the total of 83 lesions, 56 (67.5%) occurred in the mandible and...

journal_title：Journal of oral science

authors： Habibi A,Saghravanian N,Habibi M,Mellati E,Habibi M

更新日期：2007-09-01 00:00:00

abstract：:The purpose of this study was to investigate the antimicrobial efficacy of six groups of antibiotics and calcium hydroxide against Enterococcus faecalis biofilm in a membrane filter model. Two-day-old E. faecalis (ATCC 29212) biofilm was exposed to ampicillin, co-trimoxazole, erythr omycin, oxytetracycline, vancomycin...

journal_title：Journal of oral science

authors： Chai WL,Hamimah H,Cheng SC,Sallam AA,Abdullah M

更新日期：2007-06-01 00:00:00

abstract：:The aim of this study was to investigate the long-term satisfaction rate among skeletal class III patients following orthodontic treatment. Questionnaires were sent to 315 post-retention (between 5 to 22.5 years) patients who had received orthodontic treatment without any type of surgery for the correction of skeletal...

journal_title：Journal of oral science

authors： Uslu O,Akcam MO

更新日期：2007-03-01 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：UNLABELLED:To evaluate the effectiveness of Carisolv and different auxiliary chemical substances in root canal smear layer (SL) removal. SL was produced in the centre of 40 hemi-disks of bovine root dentine. The samples were divided into four irrigation groups (G): GI (control) - 0.9% NaCl; GII - 1% NaOCl + 0.9% NaCl; ...

journal_title：Journal of oral science

authors： Antonio AG,Maia LC,Primo LG,Moraes RS,Cunha CB

更新日期：2006-09-01 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：:Since abnormal tooth morphology can predispose to caries and periodontal disease, careful management of fused teeth is essential. In this paper we report a rare case of a fused molar and supernumerary tooth and describe its management. Caries was removed from the tooth complex under local anesthesia. The pulp chamber ...

journal_title：Journal of oral science

authors： Ghoddusi J,Zarei M,Jafarzadeh H

更新日期：2006-03-01 00:00:00

abstract：:This study aimed to determine the influence of metal conditioners on the polymerization behavior of bonding agents. Bonding agents of two-step self-etching primer systems and metal conditioners for adhesion of dental metal alloys were used. Double bond conversion was determined by Fourier transform-ation infrared spec...

journal_title：Journal of oral science

authors： Yoshida T,Yamaguchi K,Tsubota K,Takamizawa T,Kurokawa H,Rikuta A,Ando S,Miyazaki M

更新日期：2005-12-01 00:00:00

abstract：:The purpose of this study was to quantitatively evaluate the axial wall taper of prepared artificial teeth using a non-contact three-dimensional shape measuring system. A total of 54 artificial teeth prepared by pre-clinical dental students for complete cast restorations were evaluated. For quantitative analysis, five...

journal_title：Journal of oral science

authors： Okuyama Y,Kasahara S,Kimura K

更新日期：2005-09-01 00:00:00

abstract：:The aim of this study was to investigate the relationship between dental clinic credibility and patient satisfaction with regular dental check-ups, to compare the level of satisfaction of patients who had regular check-ups with those who did not, and to identify factors associated with regular dental checkups. Thirty-...

journal_title：Journal of oral science

authors： Tamaki Y,Nomura Y,Nishikawara F,Motegi M,Teraoka K,Arakawa H,Tsurumoto A,Hanada N

更新日期：2005-06-01 00:00:00