نتایج جستجو برای: caries free
تعداد نتایج: 561449 فیلتر نتایج به سال:
normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 backgroun: little research has been carried out on whether the parental stress affects children's oral health in general and dental caries in particular. this study aimed to investigate the association between parental stress and early childhood caries (ecc). methods: a cross-sectional study was designed that included 250 ...
Background: Early childhood caries (ECC) is a common health problem in the developing countries. Basic knowledge about the etiology and pathogenesis of ECC plays an important role in its prevention. Objective: To determine the relationship between salivary TLR-2 concentration and early childhood caries formation Methods: Twenty-Eight children with ages ranging from 36 to 71 months (15 in ECC gr...
BACKGROUND/AIMS Severe early childhood caries is a microbial infection that severely compromises the dentition of young children. The aim of this study was to characterize the microbiota of severe early childhood caries. METHODS Dental plaque samples from 2- to 6-year-old children were analyzed using 16S rRNA gene cloning and sequencing, and by specific PCR amplification for Streptococcus mut...
background: early childhood caries (ecc) is a common health problem in the developing countries. basic knowledge about the etiology and pathogenesis of ecc plays an important role in its prevention. objective: to determine the relationship between salivary tlr-2 concentration and early childhood caries formation methods: twenty-eight children with ages ranging from 36 to 71 months (15 in ecc gr...
Radiation caries have been reported to be correlated with radiotherapy-induced destruction of salivary function and changes in oral microbiota. There have been no published reports detailing patients who have remained radiation caries-free following radiotherapy for nasopharyngeal carcinoma. The aim of this study was to investigate the relationship between salivary function, oral microbiota and...
statement of problem: dental caries is one of the common diseases in the world. it is an infective disease which is caused by loss of minerals and destruction of dental tissues. one of the most effective ways to diagnose the interproximal caries is radiography. bitewing radiography is the best way for caries diagnosis. purpose: the aim of this study was to evaluate the prevalence of the interpr...
سابقه و هدف: در مورد پاتوژنز(Nursing Caries) Early Childhood Caries، بیش از همه بر نقش میکروارگانیسم ها (بخصوص استرپتوکوک موتانس) تاکید می شود. البته عوامل متعدد دیگری نیز دراین بیماری دخالت دارند که پاسخ های ایمنی میزبان از جمله آنها می باشند. از میان عوامل مختلف سیستم ایمنی، در مورد نقش نوتروفیل ها در جلوگیری یا بروز nursing caries، علیرغم اینکه به عنوان اولین خط دفاعی به حساب می آیند، تحقیقا...
OBJECTIVE Our primary objective is to phylogenetically characterize the supragingival plaque bacterial microbiome of children prior to eruption of second primary molars by pyrosequencing method for studying etiology of early childhood caries. METHODS Supragingival plaque samples were collected from 10 caries children and 9 caries-free children. Plaque DNA was extracted, used to generate DNA a...
Dental caries results from altered microbial community activity in disease compared to health. Caries advanced into dentin was compared with coronal caries and caries-free sites. Oral bacterial samples were obtained from young children, placed in RNAlater and stored frozen. mRNAwas purified and sequenced on an Illumina NextSeq 500 platform. Gene sequences were aligned against taxa in HOMD and g...
Interaction of oral streptococci biofilm is the main etiological factor for dental caries. The aim of the study was to compare oral streptococci (OS) distribution in the biofilm of primary dentition from caries-free and caries-affected preschool Mexican children. This cross-sectional study involved 40 caries-free and 40 caries-affected children with primary dentition. Each child was examined us...
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