韓國 在來山羊에 있어서 分娩後 子宮 및 膣上皮細胞의 形態學的 變化

Morphological Changes of Uterine and Vaginal Epithelium in Postpartum Korean Native Goats

本 硏究는 한국 在來山羊에 있어서 分娩後 子宮粘膜 및 膣粘膜上皮의 形態學的 變化를 알아보기 위하여 遂行하였다. 子宮 및 膣은 分娩直後 및 分娩後 1, 3, 10 및 21日에 光學顯微鏡的으로 觀察하였던 바 다음과 같은 結果를 얻었다. 1. 光學顯微鏡的 觀察에서는 子宮粘膜上皮細胞의 높이는 分娩後 時間이 經過함에 따라서 減少하는 傾向이었으며 apocrine樣 分泌像은 分娩後 1日부터 10日째에 觀察되었다. Trichrom染色에서 明照細胞와 暗照細胞의 出現頻度는 分娩後 1日째에 多數 觀察되었으나 21日째에는 小數 觀察되었고 PAS 陽性細胞는 小數가 出現하였으나 分娩後 21日째에는 觀察되지 않았다. 한편 分娩後 1日째에 子宮粘膜上皮細胞間 또는 上皮下에서 globule leucocyte(GL)가 多數 觀察되었으나 그후는 약간 減少하였고 分娩後 10日째부터 上皮細胞에서 空胞內에 crystalline樣 構造가 觀察되었다. 2. 膣粘膜上皮細胞의 높이는 分娩後 3日째에 가장 높았고 時期가 經過함에 따라 減少하였으며 肥滿細胞의 出現頻度는 時期가 經過함에 따라 增加하였다. 分娩後 3日째와 10日째의 膣粘膜上皮의 表層細胞는 立方形을 나타내었으며 分娩後 10日과 21日째에 粘膜上皮細胞內에 空胞가 觀察되었다.

This present study was designed to investigate by light microscope the morphologic changes in the uterine and vaginal epithelium of postpartum Korean native goats. Tissues were obtained for study on days 1, 3, 10 and 21 postpartum. The results obtained in this study were as followed; 1. Light microscopically, the height of the uterine epithelium was gradually decreased with the intervals and secretory profiles of apocrine were observed at between 1 and 10 days postpartum. The frequency of the light and dark cells with Masson's trichrom stain was high at 1 day postpartum an low at 21 days. A few of PAS positive cells were generally observed at 1 day postpartum, while PAS positive cells were not seen at 21 days. Numerous globule leucocytes were found between the epithelium and in the subepithelium at 1 day and thereafter moderate globule leucocytes were also found in the other periods. The intraepithelial vacuoles with crystalline structure appeared at 10 days postpartum. 2. The height of the vaginal mucosa was gradually decreased with the intervals but the highest layer was found at 3 days postpartum. The frequency of the mast cells was increased with times. At 3 and 10 days postpartum the shape of the surface-epithelium was cuboidal and the vacuolation of the epithelium was observed at 10 and 21 days.