牛乳牛中黄金葡萄球菌乳腺炎的患病率和化疗方法
Asjad Umair Shah1, Jawaria Ali Khan1, Muhammad Avais1
1Department of Veterinary Medicine, Faculty of Veterinary Sciences, University of Veterinary and Animal Sciences, Lahore, Pakistan.
PloS one
|February 13, 2025
概括
金黄色葡萄球菌乳腺炎影响了旁遮普邦纳罗瓦尔区42.5%的奶牛. 亚临床病例更为常见,而ceftiofur/enrofloxacin显示治疗成功率更高.
科学领域:
- 兽医微生物学 兽医微生物学
- 乳制品科学 乳制品科学
- 动物健康 动物健康
背景情况:
- 乳腺炎是乳牛的重要经济和动物福利问题.
- 黄金葡萄球菌 (Staphylococcus aureus) 是一种主要的病原体,引起临床和亚临床乳腺炎.
- 了解流行率和风险因素对于有效的控制策略至关重要.
研究的目的:
- 为了隔离和描述牛乳中乳腺炎牛奶中的金黄色葡萄球菌.
- 为了确定患病率和识别与S. aureus乳腺炎相关的风险因素.
- 为了评估抗生素敏感性和治疗S. aureus乳腺炎的疗效.
主要方法:
- 从临床和亚临床乳腺炎病例中抽取了200个牛奶样本.
- 使用血液和曼尼托盐进行隔离和鉴定,通过形态和生化测试得到证实.
- 风险因素分析,抗生素敏感性测试,体细胞计数 (SCC) 和加利福尼亚乳腺炎测试 (CMT) 的问卷调查.
主要成果:
- 黄金葡萄球菌乳腺炎的患病率为42.5%,在亚临床 (45.8%) 比临床 (37.5%) 病例高.
- 确定的危险因素包括便堆距离,水源,便清除频率,哺乳期,平价,牛奶产量,乳腺损伤,住房,地板类型,乳头浸泡和床上用品.
- 隔离物对 جنت辛,塞夫蒂奥弗,四环素,恩罗夫洛克萨辛和西普罗夫洛克萨辛表现出敏感性,但对青素和阿莫西西林表现出耐药性.
结论:
- 在治疗金黄色乳腺炎时,Ceftiofur和enrofloxacin的治愈率更高.
- 有效的管理需要解决已识别的风险因素和明智的抗生素选择.
- 这项研究为开发针对乳牛S. aureus乳腺炎的有针对性的干预措施提供了有价值的数据.
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