目前,全球新冠肺炎确诊病例达到2300多万例。
Those infected develop an immune response as their bodies fight off the virus which helps to protect them against it returning.
当身体对抗病毒时,受感染者会产生一种免疫反应,这种反应有助于保护他们免受二次感染。
The strongest immune response has been found in the most seriously ill patients.
在病情最严重的病人身上发现了最强的免疫反应。
But it is still not clear how strong this protection or immunity is - or how long it lasts.
但目前还不清楚这种保护或免疫力有多强,也不清楚它能持续多久。
A medical worker tests novel coronavirus samples at a lab in Beijing, on June 26, 2020. [Photo/Xinhua]
And the World Health Organization said larger studies over time of people who had previously had coronavirus were needed to find out more.
此外,世界卫生组织表示,还需要对曾感染新冠病毒的人进行更长时间以及更大规模的研究,以发现更多信息。
This report, by the University of Hong Kong, due to be published in Clinical Infectious Diseases, says the man spent 14 days in hospital before recovering from the virus but then, despite having no further symptoms, tested positive for the virus a second time, following a saliva test during airport screening.
【香港大学证实有康复者二次感染新冠病毒 属全球首例】相关文章:
最新
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15
2020-09-15