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《科学》 第392卷 第6793期 · 2026年4月2日 · 中文解读

“牛流感”出现两年后仍令科学家困惑

Two years after it emerged, ‘cow flu’ still baffles scientists · J. Cohen
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这篇讲什么
本文探讨了H5N1禽流感病毒在美国奶牛中持续传播的情况,科学家们仍在研究其传播途径,包括空气传播、苍蝇传播和挤奶设备等。
原文开头
Agriculture, says a few have had cows that remain infected for more than 1 year. These cows could act as “super-spreaders” of the virus to new calves and heifers, which typically replace one in every three adult cows in a dairy herd every year. Infections could also result from infected cows that show no signs of disease and aren’t tested, or produce a false negative. Data from several studies hint at other transmission routes. Air samplers at the California farms readily detected the virus, supporting the idea that the virus transmits through the air. …
摘自《科学》(Science)第392卷 第6793期 · 2026年4月2日,J. Cohen。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。
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