在医疗机构中分子检测和表征抗甲素的 Staphylococcus pseudintermedius (MRSP) ST2361 在医疗机构中
Reza Besharati1, Ali Haghbin2, Seyed Ahmad Hashemi3
1Department of Pathobiology and Laboratory Sciences, Faculty of Medicine, North Khorasan University of Medical Sciences, Bojnurd, Iran.
One health (Amsterdam, Netherlands)
|November 24, 2025
概括
在伊朗的医院工作人员和医疗用品中发现了耐甲素的 Staphylococcus pseudintermedius (MRSP). 这凸显了MRSP在动物,人类和医疗机构之间传播的风险.
科学领域:
- 兽医微生物学 兽医微生物学
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 伪中间体葡萄球菌 (Staphylococcus pseudintermedius) 是一种常见的狗狗细菌.
- 甲素耐药菌株 (MRSP) 是一个新兴的动物感染威胁.
- 这项研究侧重于伊朗医院环境中的MRSP.
研究的目的:
- 在医院环境和医疗保健工作者中调查MRSP.
- 评估MRSP分离物的抗菌耐药性和动物感染潜力.
- 确定MRSP在伊朗Bojnurd的流行率和特征.
主要方法:
- 来自医疗保健工作者和医院用品的培养鼻子拭子.
- 进行了抗菌素敏感性测试 (Kirby-Bauer).
- 针对耐药性 (mecA,vanA,cfr) 和病毒性基因 (pvl,hla,icaA/D),SCCmec类型和MLST进行PCR.
主要成果:
- 确定了两个MRSP分离物 (ST2361),一个来自医疗保健工作者,一个来自医院用品.
- 隔离品对β-乳酸,诺基诺,宏类和硫胺-三甲prim表现出耐药性.
- 证实了mecA和毒性基因 (pvl,hla,icaA/D) 的存在;SCCmec类型IV和ST2361表明了克隆关系.
结论:
- 人类和医院中MRSP ST2361的存在表明动物感染和医院传播的风险.
- 多种药物耐药性和毒性基因需要加强感染控制.
- 迫切需要改善医疗保健机构的诊断和抗菌药物管理.
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