نتایج جستجو برای: casein phosphopeptide amorphous calcium fluoride phosphate

تعداد نتایج: 310888  

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده علوم پزشکی 1393

مقدمه: تداخل اثر مواد رزینی باند شونده به دندان با عوامل بلیچینگ اثبات شده است،لذا پیدا کردن روشی جهت حذف اینگونه اثرها ضروری بنظر می رسد. هدف: هدف این مطالعه بررسی تاثیر هیدروژن پراکساید تغییر یافته بر روی استحکام باند برشی کامپوزیت رزین بر روی مینای بلیچ شده در مطب بود. مواد و روش ها: 48 سطح مینا از دندانهای سالم پرمولر انسانی به طور تصادفی به چهار گروه به شرح ذیل تقسیم شدند: گروه ...

2012
Ahmed Z. Abdullah Anthony J. Ireland Jonathan R. Sandy Michele E. Barbour

An increasing interest in dental erosion as a clinical and scientific phenomenon has led to concerted efforts to identify agents which might protect against erosion. In this study, nanoindentation was used to investigate inhibition of erosive enamel demineralisation over time scales with direct clinical relevance. Nanohardness of polished human enamel specimens (n = 8 per group) was measured at...

2016
Noorjahan Laila Huq Helen Myroforidis Keith J. Cross David P. Stanton Paul D. Veith Brent R. Ward Eric C. Reynolds

The repair of early dental caries lesions has been demonstrated by the application of the remineralisation technology based on casein phosphopeptide-stabilised amorphous calcium phosphate complexes (CPP-ACP). These complexes consist of an amorphous calcium phosphate mineral phase stabilised and encapsulated by the self-assembly of milk-derived phosphopeptides. During topical application of CPP-...

2011
Fredrik Bergstrand Svante Twetman

OBJECTIVE The aim of this paper was to update the evidence for primary and secondary prevention (treatment) of white spot lesions (WSL) adjacent to fixed orthodontic appliances. MATERIAL AND METHODS A search for relevant human clinical trials published in English between 2004 and March 2011 retrieved 25 publications that fulfilled the inclusion criteria. The papers were assessed for prevented...

2009
Gustavo Mussi Stefan Oliveira

GUSTAVO OLIVEIRA: Comparison among ACP, Fluoride and a combination of ACP/ Fluoride and their ability to remineralize white spot lesions in vitro (Under the direction of Timothy Wright) This study evaluated the ability of a casein-phosphopeptide amorphous-calcium-phosphate paste (CPP-ACP, MI Paste™), a 1.1% NaF toothpaste containing 5000 ppm of fluoride (ControlRX™) and a CPP-ACP paste with 900...

Background and purpose: Enamel demineralization around orthodontic brackets is a significant problem. This study aimed to compare the efficacy of Casein phosphopeptide amorphous calcium phosphate (CPP-ACP) varnish and fluoride varnish in preventing enamel demineralization around and beneath orthodontic brackets. Materials and methods: Twenty extracted premolars were randomly divided into two g...

Fereshteh Nasser Alavi, Navid Karimi Nasab, Reza Davalloo,

Introduction: To compare the effects of 0.05% sodium fluoride (NaF) mouthrinse, GC Tooth Mousse and GC MI Paste Plus on white spot formation inhibition. Materials and Methods: Thirty pairs of extracted human premolars were cut in half mesio-distally with a disc. The teeth were coated with nail varnish, except a part of the buccal and/or lingual enamel, which was used as the test area, and then ...

Journal: :journal of dentomaxillofacil radiology, pathology and surgery 0
fereshteh nasser alavi navid karimi nasab department of orthodontics, guilan university of medical science, dental school, rasht, iran. reza davalloo department of operative dentistry, guilan university of medical science, dental school, rasht, iran

introduction: to compare the effects of 0.05% sodium fluoride (naf) mouthrinse, gc tooth mousse and gc mi paste plus on white spot formation inhibition. materials and methods: thirty pairs of extracted human premolars were cut in half mesio-distally with a disc. the teeth were coated with nail varnish, except a part of the buccal and/or lingual enamel, which was used as the test area, and then ...

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