頁籤選單縮合
題 名 | 豬霍亂沙氏桿菌症之防治:(1)藥物敏感性測定及應用(2)活菌疫苗安全性及效力試驗=Control of Salmonella Choleraesuis Infection in Swine:Ⅰ.Antiobiotic Sensitivity Test and Application Ⅱ.Evaluation of the Safety and Effect of Live Vaccines |
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作 者 | 胡大光; 沈詠梅; | 書刊名 | 臺糖畜產 |
卷 期 | 3:2 1997.09[民86.09] |
頁 次 | 頁35-43 |
分類號 | 437.657 |
關鍵詞 | 豬霍亂沙氏桿菌; 豬生殖與呼吸道綜合症; 死亡率; 疫苗; Salmonella choleraesuis; PRRS; Mortality; Vaccine; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗共分為兩部分進行,在藥物敏感性之測定及應用研究中,共測定56個豬霍 亂沙氏桿菌菌株,Ceftiofur、Norfloxacin 及 Baytril 等藥對本菌較為有效,但是各菌株 間對藥物之敏感性差異很大, 所以必須謹慎選擇藥物; 而 Amoxicillin、 Tylosin、 Ampicillin 及 Chloramphenicol 等已無抑制效果。在活菌疫苗效力試驗中,共採用兩種產 品, 在兩個畜殖場進行,兩種疫苗皆含有無病原之豬霍亂沙氏桿菌活菌,每 1 劑量含有 1 × 10 �� CFU 馴化變異菌株,共選取 2,500 頭初生仔豬, 免疫 2,000 頭仔做為試驗組, 另 500 頭仔豬做為對照組。在 1 日齡時進行鼻腔內 (intranasal) 免疫。證實兩種疫苗均 十分安全,且保護效果良好。 兩試驗組均與對照組差異極顯著 (p<0.01),但兩試驗組間差 異不顯著。 |
英文摘要 | This experiment consisted of two studies. In the antibiotic sensitivity test and application study, 56 isolates of Salmonella choleraesuis demonstrated that Ceftiofur, Nofloxacin, and Baytril were the most effective chemotherapeutics, whereas Ampicillin, Chloramphenicol, Nalidixic acid, and Tylosin were poor or not effective at all. Two attenuated live vaccines were used to test the safety and efficacy on two pig farms. A single dose of each vaccine was intranasally vaccinated to 20 1-day-old piglets, 10 for each vaccine. After vaccination, piglets were examined for appetite, behavior, feces consistency, and pulmonary status. No significant difference was detected between vaccinated and non-vaccinated pigs for 10 days. Two thousand piglets were randomly assigned to two treatment groups for the efficacy test which were vaccinated as the safety test. Five hundred piglets were disignated as controls. Mortality was recorded according to pathological examination. The observation started at weaning and ended at 130 days old. There was a significant difference between the treatment and the control groups. In conclusion. a single intranasally administered dose of avirulent live Salmonella choleraesuis vaccine gvien to 1-day-old piglets proved to be safe and efficacious to provide protection to pigs at least 18weeks after initial vaccination. |
本系統中英文摘要資訊取自各篇刊載內容。