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Vaccines for remedy are nonetheless in preliminary testing phases. However even when the analysis goes effectively, a vaccine accessible to most people remains to be greater than a 12 months away.
What is understood definitively, is that the virus causes solely gentle or reasonable signs that clear up in a number of weeks. Older adults and other people with different sicknesses, nevertheless, are extra weak to the virus and extra extreme signs and are at larger threat of loss of life.
Research counsel that in any other case wholesome sufferers who get better from COVID-19 are prone to be immune from catching the virus once more.
By way of a strategy of “immune memory,” the immune system of recovered sufferers will trigger antibodies to quash a pathogen from infecting the physique once more whether it is detected.
Nonetheless, some microbes should not as simply detected, and immunity in opposition to these viruses can wane in a number of months. Which begs the query: can folks develop into contaminated with the coronavirus twice? At this early stage of analysis, no consensus has been reached.
Jeong Eun-kyeong, director-general for the Korea Facilities for Illness Management and Prevention (KCDC), mentioned the virus possible was reactivated as a substitute of the folks being reinfected as soon as they left, South Korea’s Yonhap Information Company reported.
The group of individuals got here from the epicenter of South Korea’s coronavirus outbreak in Daegu.
However the query remained whether or not these folks had recovered and have been reinfected after they got here, or, in truth, had not utterly recovered after they have been launched from quarantine.
A preliminary study from China, printed in MedRxiv, proposed that survivors of COVID-19 would possibly, in some circumstances, have undetectable ranges of protecting antibodies in opposition to different strains of the virus.
Regardless, blood transfusions of recovered COVID-19 sufferers to newly-infected sufferers have confirmed efficient in serving to the latter produce extra antibodies wanted to purge the virus.
Fox Information’ Travis Fedschun and The Related Press contributed to this report.