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題 名 | Variability of Surface Morphology in Stratum Corneum Rat Oral Keratinocytes=老鼠角質層細胞表面形態多樣性之研究 |
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作 者 | 張燕清; | 書刊名 | 中華民國口腔顎面外科學會雜誌 |
卷 期 | 6:2 1995.09[民84.09] |
頁 次 | 頁17-26 |
分類號 | 416.93 |
關鍵詞 | 老鼠; 角質層細胞; Surface morphology; Microplicae; Micropit; Microvilli; |
語 文 | 英文(English) |
中文摘要 | 從老鼠各取下40個頰部及舌腹粘膜,分別以掃描式電子顯微鏡觀察其表面形態。結果發現頰部與舌腹粘膜皆為正角質化上皮,且兩者之表面形態並無差異。角質上皮皆以不規則之鱗狀重疊而成,而上皮細胞則呈多邊形並緊密的排列一起。細胞界線則由單嵴或雙嵴組成。表面形態則呈多樣性──或呈迷宮狀的嵴形摺疊突起,摺疊突起之周圍則包繞著小漥谷,此種形態最常見;其次則為凹陷小坑狀之形態,小坑多呈規則圓形、淺薄凹洞;絨毛般小突起之形態則偶而可見;有時,上述三者合併出現之混合形態亦頗常見。四種多樣性之表面形態未曾有人報告,本實驗之發現,可提供日後觀察各種口腔上皮表面形態之參考。 |
英文摘要 | Cell surfaces from stratum corneum of buccal mucosa and tongue ventrum were viewed by scanning electron microscopy. There were no differences in surface morphology between buccal mucosa and ventral tongue. Both orthokeratinized epithelial surfaces contained closely approximated, imbricated cell, often with distinct cell boundaries. Cell boundaries usually consisted of a single raised ridge, or by double ridges separated by a small gap. At a finer lever, there appear to be four different rnorphological "types" of stratum corneum cells -- microplicae, micropits, microvilli, and microvalleys. The surface of most horny cells had an irregular maze-like pattern of interconnecting micoplicaes which surrounded microvalleys. Cells with either a predominant pitted or microvillous were occasionally found. A combination of the four types above covering on a single cell also a common finding. These data indicated that a normal morphologic variation exist on the superficial surface of horny cells. |
本系統中英文摘要資訊取自各篇刊載內容。