《Nature，3月6日，The race to unravel the United States’ biggest coronavirus outbreak》
来源专题：COVID-19科研动态监测
编译者：zhangmin
发布时间：2020-03-07
Seattle, Washington
Rohit Shankar left the virology laboratory at 2 a.m. on Wednesday, and was back at the lab bench by 7 a.m. the same day. “It’s okay,” he says, “I had a doughnut and a coffee.”
Coronavirus latest: The outbreak in Italy went undetected for weeks
Updates on the respiratory illness that has infected hundreds of thousands of people and killed several thousand.
25 March 1:00 GMT — The outbreak in Italy went undetected for weeks
The novel coronavirus SARS-CoV-2 was in Northern Italy as early as 1 January.
An epidemiological analysis of Lombardy, the epicentre of the outbreak in Italy, reveals that the first onset of symptoms in the country occurred weeks before the disease was reported there on 20 February. The study looks at nearly 6,000 laboratory-confirmed cases to track how the outbreak unfolded in the region. It was posted to the arXiv preprint server on 20 March.
17 March 00:30 GMT — First vaccine clinical trials begin in the United States
The first phase I clinical trial for a potential COVID-19 vaccine has begun in Seattle, Washington.
Four adults, the first of 45 eventual participants, received their first doses of an experimental vaccine developed through a partnership between the US National Institute of Allergy and Infectious Diseases (NIAID) and Moderna, a biotechnology company based in Cambridge, Massachusetts. But although it is an important milestone, the phase I trial is just the beginning of a long process to test the drug’s safety and efficacy.
