Just one big story today: collecting and sorting through what we know about the coronavirus’s origins, and what makes sense and what doesn't in the theory that it originated from someone eating bats or pangolins from the Huanan Seafood Market.
What We Know and What We Don't Know about the Source of COVID-19
Early on in this crisis, I read a November 2017 Smithsonian magazine article entitled, "Is China Ground Zero for a Future Pandemic?" (Give that reporter, editor, and headline writer a raise.)
At least two flu pandemics in the past century—in 1957 and 1968—originated in the Middle Kingdom and were triggered by avian viruses that evolved to become easily transmissible between humans. Although health authorities have increasingly tried to ban the practice, millions of live birds are still kept, sold and slaughtered in crowded markets each year. In a study published in January, researchers in China concluded that these markets were a "main source of H7N9 transmission by ...
Comments
Post a Comment