Articles on Infectious disease dynamics

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Places where lots of animals come into contact can help pathogens move from species to species. Baloncici/iStock via Getty Images Plus

Re-creating live-animal markets in the lab lets researchers see how pathogens like coronavirus jump species

In the real world, new diseases emerge from complex environments. To learn more about how, scientists set up whole artificial ecosystems in the lab, instead of focusing on just one factor at a time.
Whether by biology or behavior, some people in the crowd will transmit coronavirus to more than the average number of others. AP Photo/Kin Cheung

What is a super spreader? An infectious disease expert explains

The novel coronavirus spreading outward from Wuhan, China, will get an assist from a subset of infected people who transmit it to many others.

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