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Antibodies fall quickly after COVID infection, dashing hopes of herd immunity

Antibodies fall quickly after COVID infection, dashing hopes of herd immunity
Hopes that the population will become immune to COVID-19 have been dashed by new research showing antibodies fall rapidly after recovering from the disease.So-called herd immunity has been proposed by some scientists as a better alternative to lockdowns in tackling the coronavirus pandemic. It would require around 50-60% of the population to have protection against…

Hopes that the population will end up being unsusceptible to COVID-19 have been rushed by brand-new research showing antibodies fall quickly after recovering from the illness.

So-called herd immunity has actually been proposed by some researchers as a much better option to lockdowns in tackling the coronavirus pandemic.

It would require around 50-60%of the population to have security against the virus so it might no longer transmit efficiently.

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People wear protective face masks as they walk in Oldham, as the town faces local restrictions in an effort to avoid a local lockdown being forced upon the area amid the coronavirus disease (COVID-19) outbreak, Britain July 29, 2020. REUTERS/Phil Noble

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The number of people with antibodies fell because lockdown measures reduced

Nevertheless, a major UK research study has discovered that instead of building resistance over time, the variety of people with antibodies has fallen by 26%given that lockdown was alleviated over the summertime.

Scientists from Imperial College London screened 365,000 people over three rounds of screening in between June and September.

Outcomes of the REACT-2 study showed that 6%of people had antibodies to the infection around the time lockdown was eased in late June and early July.

Teacher Helen Ward, one of the scientists, said the new outcomes strongly suggest that herd immunity is unattainable.

” When you believe 95 individuals out of 100 are still likely to be prone, we are a long, long method from anything resembling population level protection against onward transmission,” she stated.

GLASGOW, SCOTLAND - FEBRUARY 19: Clinical support technician Douglas Condie extracts viruses from swab samples so that the genetic structure of a virus can be analysed and identified in the coronavirus testing laboratory at Glasgow Royal Infirmary, on February 19, 2020 in Glasgow, Scotland. (Photo by Jane Barlow - WPA Pool/Getty Images)

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The new research study recommends herd resistance can not be achieved

The scientists discovered more youthful individuals, those from black, Asian and minority ethnic (BAME) neighborhoods and health employees had greater antibody levels, perhaps due to the fact that they were in regular contact with contaminated individuals.

The fall in antibodies recommend people will be routinely re-infected, just as they are with associated coronaviruses that trigger the common cold.

Professor Wendy Barclay, a contagious diseases specialist and one of the scientists, stated antibodies peak three to four weeks after symptoms and then drop away, as they do for related infections.

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Dr Alexander Edwards, associate teacher in biomedical technology at the University of Reading, stated: “What is not clear is how rapidly antibody levels would increase once again if a person experiences the infection a second time.

They state immunisations might lead to a more robust antibody reaction.

Health Minister Lord Bethell said the research study “is an important piece of research study, helping us to comprehend the nature of COVID-19 antibodies over time, and improve our understanding about the virus itself”.

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