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The purpose of this study is to investigate the histological structure of the gutter-shaped root. Materials investigated in this study deal with 15 japanese lower molars of adults having gutter-shaped roots and 2 of them of children. Buccolingual, mesiodistal, and horizontal ground sections of them were prepared and observed with binocular microscopy,(More)
PURPOSE Previous studies have shown that injury to the retinal vasculature, including capillary degeneration, occurs following N-methyl-d-aspartate (NMDA)-induced neuronal cell loss, but it is unclear whether there are age-dependent differences in the severity of vascular damage. The purpose of the present study was to determine age-related changes in(More)
As reptiles are situated phylogenetically between the amphibians and the mammals, they exhibit considerable variation in the structure of their tongues. The present study, one of a series of studies on reptile tongues, aims to demonstrate the three-dimensional structure of the dorsal lingual surface of a turtle, the Japanese terrapin Clemmys japonica, and(More)
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