نتایج جستجو برای: epithelium

تعداد نتایج: 46154  

Journal: :Frontiers in Marine Science 2022

In corals, pH regulation of the extracellular calcifying medium (ECM) by cell layer is a crucial step in calcification process and potentially important to influencing how corals respond ocean acidification. Here, we analyzed growing edge reef coral Stylophora pistillata make first characterization proton gradient across epithelium. At seawater 8 found that while epithelium elevates ECM on its ...

The objective of this study was to review the literature on sperm transport in the mare. During this process the sperm cells must reach the oviducts in order to fertilize the oocyte, but before reaching this site it must go through the uterus that is a hostile environment at this moment since there is an inflammatory reaction in this location that aims to eliminate excess spermatozoa and bacter...

Journal: :Science progress and research 2021

Amelo blastoma is a neoplasm that originates from odontogenic epithelium. It the second most common of oral cavity. Uni cystic ameloblastomas refer to those lesions show clinical, radio graphic, or gross features jaw cyst, but on histologic examination typical ameloblastomatous epithelium lining part cyst cavity, with without luminal and/ mural growth. Even though lesion not aggressive as solid...

Journal: :World Journal Of Advanced Research and Reviews 2021

In this study, it was aimed to investigate the protective effect of Resveratrol, which has a strong antioxidant on kidney tissues rats experimentally induced with carbon tetrachloride nephrotoxicity, by function tests and histopathology. For purpose, 32 male Wistar Albino were used. The subjects randomly selected, 1st group control, 2nd CCl4, 3rd Resveratrol. 4th divided into 4 groups as CCl4 +...

Journal: :journal of lasers in medical sciences 0
mohamed abdelaziz hamdy ophthalmic department, national institute of laser enhanced science, cairo university, egypt dina fouad ghoneim ophthalmic department, national institute of laser enhanced science, cairo university, egypt salwa ahmed abdelkawi department of vision science, biophysics and laser science unit, research institute of ophthalmology, giza, egypt. ibraheim mohyeldin taher ophthalmic department, national institute of laser enhanced science, cairo university, egypt ahmed medhat abdel- salam ophthalmic department, national institute of laser enhanced science, cairo university, egypt

introduction: recurrent corneal erosion occurs when the wounded corneal epithelium failed to adhere to the underlying stroma. therefore, this work aimed to assess the effect of treatment of corneal injury using q- switched nd:yag laser.  method: twenty one new zealand male rabbits weighing 2-2.5 kg and 3 months old were classified into three main groups. the control group: did not received any ...

Journal: :QJM: An International Journal of Medicine 2021

Abstract Background Cataract surgery is traumatic to the corneal epithelium,scarring and opacity commonest cause of blindness. Objective To study epithelial thickness in different conditions using anterior segment optical coherence tomography (AS-OCT). Patients Methods A case-control including 80 eyes divided equally into 4 groups; group 1:controls,group 2:corneal scarring ,group 3:cataract pat...

Journal: :Stomatologija 2009
Zane Laurina Mara Pilmane Ruta Care

UNLABELLED In the recent past there has been an increased emphasis on morphogenetic tissue research of periodontal tissues. The aim of this study was to find qualitative and quantitative correlations in distribution and appearance of growth factors/cytokines/defensins and apoptosis in periodontal pathologies. MATERIAL AND METHODS Tissue was obtained from 5 controls and 6 chronical periodontit...

Journal: :Investigative ophthalmology & visual science 1990
M I Ryder R N Weinreb

The authors examined immunofluorescently the specific cytokeratin staining patterns of corneal, limbal, and conjunctival epithelium with PKK-1, 8.12, 4.62, and 8.60 monoclonal anticytokeratin antibodies. Observations were made on unfixed frozen postmortem human tissue. The PKK-1 antibody stain was observed in all layers of corneal epithelium but only in suprabasal layers of limbal and conjuncti...

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