نتایج جستجو برای: apical papilla
تعداد نتایج: 33339 فیلتر نتایج به سال:
Purpose: To investigate the effect of triiodothyronine (T3) in odontoblast differentiation apical papilla stem cells, and mechanism action involved.
 Methods: Apical unclosed permanent molars extracted from patients due to orthodontics impaction were selected. The teeth cultured isolation stage SCAP cells. cells exposed different concentrations T3. effects ERK p38 MAPK signaling pathways o...
Gingival recession can result in an unesthetic appearance, hypersensitivity, and root caries. The physiological well-being of the patient is a significant factor associated with success dental therapy.Numerous techniques are advocated for coverage. Although, connective tissue graft serves as gold standard, it requires second surgical site -a major disadvantage. When aesthetic demand high vestib...
AIM The purpose of the present study was to describe and evaluate a new incision technique: the papilla base incision. METHODOLOGY Twenty healthy patients referred for surgical treatment of persisting apical periodontitis, who were free of periodontal disease and had intact interdental papillae were included in the study. The preoperative papilla height was recorded by measuring the distance ...
THE AIM OF THE WORK Interimplant papilla reconstruction is difficult because the biologic width around an implant is apical to the implant-abutment connection and because the biologic width creates subcrestally. The aim of this study is to investigate whether the reconstruction of the interimplant papilla can be achieved by the use of an innovative surgical technique combined with scalloped imp...
The auditory receptor organ in birds, the basilar papilla, is mitotically active after acoustic overstimulation or pharmacological insult and is capable of self-repair. The damaged epithelium is repopulated with new hair cells and supporting cells. The cell production that underlies this regenerative self-repair is believed to be a response evoked by damage in populations of cells that normally...
Gingival recession can result in an unesthetic appearance, hypersensitivity, and root caries. The physiological well-being of the patient is a significant factor associated with the success of dental therapy. Esthetics is one of the main concerns of the patient if recession is present especially in anteriors. Hence, the treatment of choice for root coverage for the anterior teeth should address...
The purpose of the study was to determine if there was a difference in the perception of aesthetics, by dental specialty, using computer assisted asymmetric alteration of the papilla length in the aesthetic zone with an apical alteration of the contact point of the clinical crowns. Standardized photographs were presented to sixty-five randomly selected dentists from New York University College ...
introduction: during the last decade, advances in tissue engineering and stem cell-based tooth regeneration have provided realistic and attractive means of replacing lost or damaged teeth. the first adult stem cells isolated from dental tissues were dental pulp stem cells (dpscs). when transplanted with hydroxyl apatite/tri calcium phosphate (ha/tcp) powder, they formed a dentin-like structure ...
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