نتایج جستجو برای: oral tissue
تعداد نتایج: 1136215 فیلتر نتایج به سال:
مقدمه و هدف : یکی از عوامل مهم و تاثیرگذارجهت دستیابی به انطباق بدون تنش در پروتزهای متکی بر ایمپلنت، انجام قالبگیری دقیق می باشد. دو روش قالبگیری مستقیم و غیرمستقیم برای انتقال موقعیت ایمپلنت از دهان به کست کار وجود دارد. هدف از انجام این مطالعه بررسی دقت وسایل رایج جهت قالبگیری به روش غیرمستقیم درسه نوع سیستم مختلف ایمپلنت دندانی و مقایسه آنها با روش مستقیم می باشد. مواد و روش ها : در...
paecilomyces sp . are saprophytic fungi, which have rarely been pathogen for human. herein, we report a case of cutaneous infection with paecilomyces lilacinus with unusual presentations in a healthy young woman. a biopsy provided an initial diagnosis of fungal elements in the tissue. multiple positive fungal cultures were obtained from the biopsied tissue. microscopic and macroscopic examinati...
Oral administration of (20 mg/ml), Acetamidine the active ingradiant mospilan 20SG , neonicotinoid insecticide that is effective against both soil and plant insects (LD50=200mg\kg), for 30 days in male albino mice aged (6-7weeks), resulted Histopathologically significant alterations lungs included marked. Haemorrhage inflammatory cells infiltration thickening connective tissue stroma. The oral ...
Background: Cyanoacrylate tissue adhesives have been used as a substitute to silk for intraoral wound closure. Placement of sutures provides a corridor for accumulation of microorganisms into tissue which leads to infection. Cyanoacrylate-based adhesives exhibit many properties of an ideal wound closure agent, minimizing the problems generated by suturing thread. The antimicrobial properties of...
Introduction: Oral squamous cell carcinoma (OSCC) is one of the 10 most common malignant tumors and SCC accounts 94% of all oral malignancies. Mast cells are regarded as complex and multifunctional cells, playing a significant role in immunopathology . The aim of this study is to evaluate the number of mast cells in tissue sections of oral squamous cell carcinoma (OSCC) in comparison with norma...
The cover image is based on the Advanced Review Advances of nanomaterial applications in oral and maxillofacial tissue regeneration disease treatment by Qinfeng Ding et al., https://doi.org/10.1002/wnan.1669 .
background: the role of retinoblastoma (rb) protein in cell cycle regulation prompted us to take up this study with the aim of assessing its role in the progression of oral cancer and to correlate with various clinicopathological parameters, including habits such as smoking, paan chewing, and alcoholism. materials and methods: this observational study included surgical specimens from 10 apparen...
oral submucous fibrosis is chronic progressive condition of oral cavity. the condition is well recognized for its malignant potential. usually the disease initiates with redness, blistering, and ulceration inside the mouth. it is characterized by progressive fibrosis of submucosal tissue. the pathogenesis of oral submucous fibrosis is not well understood. betelquid chewing is the major etiologi...
lipomas are rare benign soft tissue mesenchymal neoplasms in the oral cavity, representing 1% of all benign oral tumors. fibrolipoma (fl), an uncommon, histological variant of the classic lipoma, mostly affects the buccal mucosa. very few cases of fl have been reported in the english literature. to the best of our knowledge a review of the english literature showed 33 cases of fl affecting the ...
The lungs and oral cavity of smokers are exposed to tobacco carcinogens. We hypothesized that tobacco-induced molecular alterations in the oral epithelium are similar to those in the lungs, and thus the oral epithelium may be used as a surrogate tissue for assessing alterations in the lungs. We used methylation-specific PCR to analyze promoter methylation of the p16 and FHIT genes at baseline a...
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