نتایج جستجو برای: barrier
تعداد نتایج: 89945 فیلتر نتایج به سال:
In this paper, the need for interfaith dialogue in the contemporary world has been emphasized in the light of the rise of ISIS and other takfiri movements. This necessity has been understood both by political and religious authorities in the Shiite world and by Christian religious authorities. It will be shown that the central message of all Abrahamic religions is theism; that is, the ...
Endothelial tight junctions (TJs)* are an important functional part of the blood-brain barrier (BBB). In this issue, Nitta et al. (2003) demonstrate that claudin-5, a transmembrane protein of TJs, is a critical determinant of BBB permeability in mice. Unexpectedly, knockout of claudin-5 did not result in a general breakdown of TJs but in a selective increase in paracellular permeability of smal...
Background and purpose: Internal bleaching is recommended to correct the discoloration of pulpless teeth. This study aimed to compare the microleakage of biodentine and mineral trioxide aggregate (MTA) used as an intracanal barrier in non-vital bleaching. Materials and methods: An experimental study was performed in which 36 extracted mandibular premolars were randomly divided into two experim...
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