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題 名 | Morphological Changes of Spleen after Partial Hepatectomy in Rats=大鼠肝臟部份切除後脾臟型態學之改變 |
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作 者 | 賴鴻緒; 陳維昭; 黃秀芬; | 書刊名 | 中華民國外科醫學會雜誌 |
卷 期 | 30:2 民86.03-04 |
頁 次 | 頁74-78 |
分類號 | 414.5 |
關鍵詞 | 大鼠; 肝臟部份切除; 脾臟型態學; Partial hepatectomy; Spleen; Immunological response; |
語 文 | 英文(English) |
中文摘要 | 許多報告指出肝藏部份切除後,局部或全身免疫系統會反應,連帶著脾臟也可能 受到影響。本文目的是研究大鼠肝臟部份切除後,脾臟重量及型態學上的變化。本實驗以重 約 200 公克之雄性 Wistar 大鼠, 切除甚肝臟之中間葉及左側葉(共約 67 %)作研究; 另一組大鼠則以剖腹手術作為對照組。 各組大鼠分別在術後 6、24、48、72 小時犧牲取樣 , 測量甚脾臟╱體重比值(以切肝手術前之大鼠體重為基準), 並將脾臟切片, 以 hematoxylin-eosin 染色,在光學顯微鏡下檢視甚變化。結果發現:ぇ大鼠肝臟部份切除後 ,脾臟╱體重比值在早期有明顯增加現象;え術後 48 小時脾臟組織學檢視,可見到白髓擴 張及紅髓較狹窄的現象,此現象可能與反應性淋巴球增生有關。本文證實了脾臟在肝臟部份 切除後,重量及病理組織學上均有變化,此變化可能與免疫系統之反應有相關性。 |
英文摘要 | partial hepatectomy may result in changes of the local or systemic immunological response. The spleen is also suspected to be affected. The purpose of this study is to evaluate the morphological changes of the spllen after partial hepatectomy. Male Wistar rats weighing around 200g were taken as subjects. Partial hepatectomies with resection of the median and left lateral lobes (67 % ) were performed. Another group of rats receiving a sham operation was taken for comparison. Rats were killed 6, 24, 48, or 72 hours after the operation. The spleen/body weight ratio was calculated using preoperative body weight. Histological pictures of spleen were also observed under hematoxylin-eosin stain. Results showed a remarkable increase of spleen/body weight ratio during the early stages following partial hepatectomy. Histological examination of the spleen, done 48 hours after partial hepatectomy, revealed an expanding white pulp and a narrowing red pulp which were related to the reactive lymphoid hyperplasia. It is suggested that the changes of spleen in weight ratio as well as histological picture were related to the immunological responses after partial hepatectomy. |
本系統中英文摘要資訊取自各篇刊載內容。