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題 名 | 本省病死保育和生長肥育豬隻肺炎及肺臟內豬繁殖與呼吸道症候群病毒感染狀況=The Prevalence of Pneumonia and Lesion-associated PRRS Virus Infection in Nursing, Growing, and Finishing Pigs Dying of Diseases in Taiwan |
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作 者 | 邱明堂; 鍾文彬; 鄭謙仁; 闕玲玲; 龐飛; | 書刊名 | 中華民國獸醫學會雜誌 |
卷 期 | 23:5 1997.10[民86.10] |
頁 次 | 頁430-440 |
分類號 | 437.657 |
關鍵詞 | 肺炎; 豬繁殖與呼吸道症候群病毒; 免疫組織化學染色; 豬; Pneumonia; PRRS virus; Iimmunohistochemical stain; Pig; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究調查本省北、中、南6個企業化養豬場中因病斃死的保育和生長肥育豬隻 染患肺炎之概況及其肺臟組織內豬繁殖與呼吸道症候群病毒(porcine reproductive and respiratory syndrome virusL; PRRSV) 的感染情形。 在剖檢的 382 隻豬中,感染肺炎的 比率高達 89%,其中屬間質性肺炎者佔 41.5%,自這些間質性肺炎病例中任選 83 例,以抗 PRRSV 單株抗體進行免疫組織化學染色,37 例呈陽性反應; 在 PRRSV 陽性反應例中有 17 例同時併發有細菌感染,其中又以 Salmonella choleraesuis 分離率最高,達 9 例。另從 增殖性壞死性肺炎的病例中, 任選 14 例進行 PRRSV 的免疫組織化學染色,8 例呈陽性反 應。 由上述結果顯示, 本省豬隻染患肺炎的情形極為嚴重,肺炎病灶中常可檢測到 PRRSV ,而 PRRSV 與其他呼吸道病原併發的比率頗高,在豬隻肺炎中扮演重要的角色。 |
英文摘要 | The objective of the study was to investigate the incidence of pneumonia and lesion-associated PRRS virus (PRRSV) infection in the lung of nursing, growing, and finishing pigs dying of diseases in Taiwan. Six pig farms, each having more than twenty thousand pigs were chosen for this study. A total of 382 pigs were necropsied and 89% of them had pneumonia, within which 41.5% were interstitial pneumonia. Thirty-seven out of 83 pigs with interstitial pneumonia had PRRSV infection in the lung tissue by ABC immunohistochemical stain with an anti-PRRSV monoclonal antibody. Within the 37 positive cases, 17 pigs had mixed bacterial infection. In addition, same PRRSV ABC immunohistochemical stain was performed in 14 cases having pneumonic lesions compatible with those of porcine proliferative and necrotizing pneumonia (PNP) and 8 of them showed positive reaction. The results indicate that there is a high incidence of pneumonia in dead pigs in Taiwan. Within the affected lung tissue, PRRSV can often be detected and it is frequently combined with other pneumotropic pathogens. Thus, PRRSV infection may play an important role in the pathogenesis of porcine pneumonia development. |
本系統中英文摘要資訊取自各篇刊載內容。