一个健康调查Mpox和物,美国
Emerging infectious diseases
|August 14, 2024
概括
像狗和猫这样的伴侣动物被测试了麻疹病毒 (MPXV) DNA. 虽然一些样本显示MPXV DNA,可能来自人类污染,但没有发现物感染的证据.
科学领域:
- 兽医病毒学 兽医病毒学
- 动物传播疾病流行病学
- 分子诊断学 分子诊断
背景情况:
- 病毒 (MPXV) 是一种具有广泛宿主范围的动物性病原体.
- 常见的伴侣动物对MPXV的敏感性仍然在很大程度上没有特征.
- 了解对物潜在的传播途径对于公共卫生至关重要.
研究的目的:
- 调查伴侣动物 (狗和猫) 和它们的环境中MPXVDNA和orthopoxvirus抗体的存在.
- 评估在有人类mopox病例的家庭中感染或传播MPXV的可能性.
- 要区分真正的感染和环境污染.
主要方法:
- 从已确认的人类mpox患者的家中采集动物和环境抹布样本.
- 聚合酶链反应 (PCR) 测试MPXV和人类DNA.
- 与酶相关的免疫吸收试验 (ELISA) 用于检测骨质疏松病毒抗体.
主要成果:
- 在4个家庭的12%的动物样本和25%的环境样本中检测到MPXVDNA.
- 在被测试的伴侣动物中没有检测到可活的MPXV或orthopoxvirus抗体.
- 阳性样本中MPXVDNA和人类DNA之间的高度相关性表明人类病例的污染.
结论:
- 该研究没有发现伴侣动物感染MPXV的证据,尽管潜在的暴露.
- 在动物和环境样本中检测到的MPXVDNA可能是由于受感染的人类的污染.
- 在这种情况下,伴侣动物似乎不是MPXV的重要储存或传播途径.
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