Polychlorinated biphenyls cause developmental enamel defects in children.

abstract：:This study evaluated, by cross-sectional hardness (CSH), enamel maturation at different depths in sound human teeth at different posteruptive ages (12 per age group): unerupted (molars; control), 2-3 years (premolars), 4-10 years (premolars) and >10 years (molars). Cross-sectional Knoop hardness was measured at 10, 30...

journal_title：Caries research

authors： Cardoso CA,Magalhães AC,Rios D,Lima JE

更新日期：2009-01-01 00:00:00

abstract：:This in situ study investigated the secondary caries development in dentin in gaps next to composite and amalgam. For 21 days, 14 volunteers wore a modified occlusal splint containing human dentin samples with an average gap of 215 µm (SD=55 µm) restored with three different materials: Filtek Supreme composite, Clearf...

journal_title：Caries research

authors： Kuper NK,Montagner AF,van de Sande FH,Bronkhorst EM,Opdam NJ,Huysmans MC

更新日期：2015-01-01 00:00:00

abstract：:This study compared the effect of a copper phosphate cement (BCC) and a conventional glass ionomer cement (GIC) on carious dentine that remains under restorations in vivo. Using a split-mouth design, 45 primary molar pairs with dentine caries were sampled microbiologically. Without further removal of carious dentine, ...

journal_title：Caries research

authors： Foley J,Blackwell A

更新日期：2003-07-01 00:00:00

abstract：:The effects of milk and kappa-casein rinses on the salivary pellicle formed on hydroxyapatite discs carried in the mouth were studied. SDS-PAGE analyses revealed an increase in the number of proteins deposited onto the discs carried after the water and milk rinses only. Scanning electron microscopy studies revealed th...

journal_title：Caries research

authors： Vacca Smith AM,Bowen WH

更新日期：2000-01-01 00:00:00

abstract：:An occlusal restoration is usually considered necessary when a lesion extends into the dentin. This study aimed to assess the relationship between the clinical appearance of occlusal caries and the lesion depth. Special attention was paid to differentiate the inner, partly demineralitzed layer of carious dentin that s...

journal_title：Caries research

authors： Tveit AB,Espelid I,Fjelltveit A

更新日期：1994-01-01 00:00:00

abstract：:Dental caries results from an imbalance of the metabolic activity in the dental biofilm. The microbial communities of teeth have traditionally been studied by standard cultural approaches. More recently, cloning and sequencing of the 16S rRNA gene have been used to characterize the microbial composition of the oral bi...

journal_title：Caries research

authors： Nyvad B,Crielaard W,Mira A,Takahashi N,Beighton D

更新日期：2013-01-01 00:00:00

abstract：:Metalloproteinases (MMPs) have been implicated with metabolism of collagen in physiological and pathological processes in human dentine. As bovine teeth have been used as a substitute for human teeth in laboratory analysis, this study evaluated the activity of MMP-2 and -9 in bovine versus human dentine. Bovine and hu...

journal_title：Caries research

authors： Kato MT,Hannas AR,Leite AL,Bolanho A,Zarella BL,Santos J,Carrilho M,Tjäderhane L,Buzalaf MA

更新日期：2011-01-01 00:00:00

abstract：:The aim of this study was to investigate the influence of salivary macromolecules on enamel lesion remineralization in the presence or absence of fluoride. Paraffin-stimulated whole saliva was centrifuged, and the supernatant was dialyzed in 1,000 molecular-weight cutoff dialysis tubes, first against a phosphate buffe...

journal_title：Caries research

authors： Fujikawa H,Matsuyama K,Uchiyama A,Nakashima S,Ujiie T

更新日期：2008-01-01 00:00:00

abstract：:The purpose of the study was to determine whether adding calcium lactate to chewing gum containing xylitol enhances remineralization of enamel surfaces using an early caries lesion model. Enamel slabs were cut from human extracted sound teeth and artificial subsurface lesions created within each. Half the enamel slabs...

journal_title：Caries research

authors： Suda R,Suzuki T,Takiguchi R,Egawa K,Sano T,Hasegawa K

更新日期：2006-01-01 00:00:00

abstract：:The aim of the study was to determine the pharmacokinetics of a new hydroxyapatite-Eudragit RS100 diffusion-controlled fluoride-releasing system designed for intraoral use with a 0.15 mg F(-)/day release for a 1-month period. Matrix tablets, each containing 18 mg of sodium fluoride, were bonded to the buccal surface o...

journal_title：Caries research

authors： Altinova YB,Alaçam A,Aydin A,Sanisoglu SY

更新日期：2005-05-01 00:00:00

abstract：:The effect of a glass-ionomer cement sealant on carious dentine was investigated clinically and bacteriologically. The study group consisted of 24 molar teeth, with small clinical visible occlusal dentine lesions, in 13 children (aged 7-18 years). Twenty of these molars were filled and sealed with a glass-ionomer ceme...

journal_title：Caries research

authors： Weerheijm KL,de Soet JJ,van Amerongen WE,de Graaff J

更新日期：1993-01-01 00:00:00

abstract：:Previous studies have shown that sucrose promotes changes in the composition of the extracellular matrix (ECM) of plaque-like biofilm (PLB), but its effect on protein expression has not been studied in vivo. Therefore, the protein compositions of ECM of PLB formed with and without sucrose exposure were analyzed by two...

journal_title：Caries research

authors： Paes Leme AF,Bellato CM,Bedi G,Cury AA,Koo H,Cury JA

更新日期：2008-01-01 00:00:00

abstract：:Casein phosphopeptides (CPP) stabilize amorphous calcium phosphate (ACP) and may be used to localize ACP in dental plaque, maintaining a state of supersaturation with respect to tooth enamel, reducing demineralization and enhancing remineralization [Reynolds, J Dent Res 1997;76:1587-1595]. The aim of this paper is to ...

journal_title：Caries research

authors： Rose RK

更新日期：2000-09-01 00:00:00

abstract：:In this study we evaluated the effect of chitosan nanoparticles on the acid tolerance response (ATR) of adhered Streptococcus mutans. An ATR was induced by exposing S. mutans to pH 5.5 for 2 h and confirmed by exposing the acid-adapted cells to pH 3.5 for 30 min, with the majority of cells appearing viable according t...

journal_title：Caries research

authors： Neilands J,Sutherland D,Resin A,Wejse PL,Chávez de Paz LE

更新日期：2011-01-01 00:00:00

abstract：AIM:To provide recommendations for dental clinicians for the management of dental caries in older adults with special emphasis on root caries lesions. METHODS:A consensus workshop followed by a Delphi consensus process were conducted with an expert panel nominated by ORCA, EFCD, and DGZ boards. Based on a systematic r...

journal_title：Caries research

authors： Paris S,Banerjee A,Bottenberg P,Breschi L,Campus G,Doméjean S,Ekstrand K,Giacaman RA,Haak R,Hannig M,Hickel R,Juric H,Lussi A,Machiulskiene V,Manton D,Jablonski-Momeni A,Santamaria R,Schwendicke F,Splieth CH,Tassery

更新日期：2020-12-08 00:00:00

abstract：:It is not known whether the aetiology of occlusal hidden caries lesions (HCL) is identical to that of small visible lesions (SVL). Previous studies of the microflora of HCL suggest that relatively few species can be isolated. The aim of the present study was to compare the bacterial composition of dentine from 10 HCL ...

journal_title：Caries research

authors： de Soet JJ,Weerheijm KL,van Amerongen WE,de Graaff J

更新日期：1995-01-01 00:00:00

abstract：:The aim was to evaluate a 3-year randomised controlled trial of school-based fluoride mouth rinsing (FMR) on approximal caries development in 13- to 16-year-olds with low to moderate caries risk. The adolescents used F toothpaste at home and underwent prophylactic treatment at yearly check-ups at public dental clinics...

journal_title：Caries research

authors： Moberg Sköld U,Birkhed D,Borg E,Petersson LG

更新日期：2005-11-01 00:00:00

abstract：:Starting in 1969, periodic cross-sectional examinations of schoolchildren have been carried out in the city of The Hague. In 1989 the periodic examinations were continued and, in general, caries prevalence was found to be very low; D3MFS values ranged between 1.5 and 2.2 at age 11.8 years. Compared to 1984, 5-year-old...

journal_title：Caries research

authors： Truin GJ,König KG,de Vries HC,Mulder J,Plasschaert AJ

更新日期：1991-01-01 00:00:00

abstract：:The aim was to assess how accurately some commonly used risk factors/risk markers (predictors) for caries development could identify children with and without approximal caries as judged from bitewing radiography. Two hundred and sixty-seven consecutive 5-year-old children from two Swedish cities participated. Three e...

journal_title：Caries research

authors： Anderson M,Stecksén-Blicks C,Stenlund H,Ranggård L,Tsilingaridis G,Mejàre I

更新日期：2005-03-01 00:00:00

abstract：:Some antimicrobial compounds were tested for their antiplaque activity by a simple method involving measurement of the weight of Streptococcus sobrinus plaque on a glass surface. Chlorhexidine, cetylpyridinium chloride, and n-tetradecylamine reduced the weight of plaque produced by S. sobrinus in vitro; some N-palmity...

journal_title：Caries research

authors： Murata Y,Miyamoto E,Ueda M

更新日期：1990-01-01 00:00:00

abstract：:In the present in vitro study, the validity was determined of bite-wing radiographs for the diagnosis of secondary caries in approximal parts of teeth with class II amalgam restorations in vitro. The study was performed on 47 molars and 49 premolars providing 68 and 69 filled approximal surfaces, respectively. The tee...

journal_title：Caries research

authors： Rudolphy MP,Gorter Y,van Loveren C,van Amerongen JP

更新日期：1997-01-01 00:00:00

abstract：OBJECTIVES:To assess the ability of fluorescence imaging with reflectance enhancement (FIRE) to quantify early enamel demineralization in vitro. METHODS:A total of 30 bovine enamel specimens were immersed in demineralizing solution to produce artificial caries. Specimens were examined by FIRE, quantitative light-induc...

journal_title：Caries research

authors： Xiao Q,Tu R,He T,Yin W,Li X,Hu D,Zhang X

更新日期：2015-01-01 00:00:00

abstract：:Adhesion of bacteria to pellicle-coated tooth surfaces is the first step in biofilm formation on teeth. The aim of this study was to explore whether human milk prevents or promotes adhesion of cariogenic Streptococcus mutans to saliva-coated hydroxyapatite (HA) using an in vitro model system. S. mutans binding to HA c...

journal_title：Caries research

authors： Wernersson J,Danielsson Niemi L,Einarson S,Hernell O,Johansson I

更新日期：2006-01-01 00:00:00

abstract：:The aim was to study the effect of substitution of invert sugar for sucrose, in combination with fluoride varnish (Duraphat) treatment twice a year, on caries development in preschool children. One hundred and eighty-seven 4-years-olds were divided randomly into four sugar groups: (1) sucrose (S), (2) sucrose-Duraphat...

journal_title：Caries research

authors： Frostell G,Birkhed D,Edwardsson S,Goldberg P,Petersson LG,Priwe C,Winholt AS

更新日期：1991-01-01 00:00:00

abstract：:Dental caries is generally given the highest priority in national oral health services for school-aged populations. Yet, there is no study exploring the impacts on quality of life specifically related to dental caries in national samples of school-aged children. This study assessed prevalence and characteristics of or...

journal_title：Caries research

authors： Krisdapong S,Prasertsom P,Rattanarangsima K,Sheiham A

更新日期：2013-01-01 00:00:00

abstract：:This study aimed to determine the reliability and accuracy of the ICDAS and radiographs in detecting and estimating the depth of proximal lesions on extracted teeth. The lesions were visible to the naked eye. Three trained examiners scored a total of 132 sound/carious proximal surfaces from 106 primary teeth and 160 s...

journal_title：Caries research

authors： Ekstrand KR,Luna LE,Promisiero L,Cortes A,Cuevas S,Reyes JF,Torres CE,Martignon S

更新日期：2011-01-01 00:00:00

abstract：:In 90, 60- to 80-year-old patients with teeth retained in both jaws (mean 20.4 +/- 4.3), a total of 1,092 root surface lesions were recorded. Of these 156 were diagnosed as active caries lesions, whereas 509 were considered inactive, and 427 were filled. About 60% of the elderly had one or more active lesions and 79% ...

journal_title：Caries research

authors： Fejerskov O,Luan WM,Nyvad B,Budtz-Jørgensen E,Holm-Pedersen P

更新日期：1991-01-01 00:00:00

abstract：:Mixed continuous cultures of Streptococcus species were obtained, using complex carbohydrate (mucin) as a source of nutrients, to study the ecological effects of oxygen and the lactoperoxidase system. S. mutans NCTC 10449 was unable to grow as a pure culture on mucin, but attained a significant population size in the ...

journal_title：Caries research

authors： van der Hoeven JS,Camp PJ

更新日期：1993-01-01 00:00:00

abstract：:In this study the effect of X-ray irradiation on demineralization of bovine dental enamel in vitro was investigated. Enamel specimens were irradiated with 72 Gy and subsequently demineralized (140 h) under reproducible constant composition conditions at pH = 5 in the presence of methylhydroxydiphosphonate (MHDP). Micr...

journal_title：Caries research

authors： Jansma J,Buskes JA,Vissink A,Mehta DM,Gravenmade EJ

更新日期：1988-01-01 00:00:00

abstract：:Scottish children have one of the highest levels of caries experience in Europe. Only 33% of 5-year-old children in Dundee who developed caries in their first permanent molars by 7 brushed their teeth twice a day. High-caries-risk children should benefit if they brush more often with fluoridated toothpaste. The aim of...

journal_title：Caries research

authors： Curnow MM,Pine CM,Burnside G,Nicholson JA,Chesters RK,Huntington E

更新日期：2002-07-01 00:00:00