Scientists say Hong Kong man obtained coronavirus a second time

Hong Kong, August 25 

University of Hong Kong scientists declare to have the primary proof of somebody being reinfected with the virus that causes COVID-19.

Genetic checks revealed {that a} 33-year-old man returning to Hong Kong from a visit to Spain in mid-August had a special pressure of the coronavirus than the one he’d beforehand been contaminated with in March, stated Dr Kelvin Kai-Wang To, the microbiologist who led the work.

The man had delicate signs the primary time and none the second time; his more moderen an infection was detected by screening and testing on the Hong Kong airport.

“It shows that some people do not have lifelong immunity” to the virus in the event that they’ve already had it, To stated. “We don’t know how many people can get reinfected. There are probably more out there.”  The paper has been accepted by the journal Clinical Infectious Diseases however not but revealed, and a few impartial specialists urged warning till full outcomes can be found.

Whether individuals who have had COVID-19 are resistant to new infections and for the way lengthy are key questions which have implications for vaccine growth and choices about returning to work, college and social actions.

Even if somebody will be contaminated a second time, it isn’t identified if they’ve some safety in opposition to critical sickness, as a result of the immune system usually remembers learn how to make antibodies in opposition to a virus it is seen earlier than.

It’s not clear how totally different a virus must be to set off sickness, however the brand new work means that “COVID patients should not be complacent about prevention measures” and may proceed social distancing, carrying masks and different methods to scale back an infection, To stated.

Two specialists with no position within the work agreed.

“We’ve always known reinfection was a possibility and I think this is highly suggestive” that it occurred on this case, stated Dr Jesse Goodman, a former U.S. Food and Drug Administration chief scientist now at Georgetown University. –AP

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