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[/news/coronavirus/index.html Coronavirus] was likely spreading in much of the U.S.<br>last December - weeks before China told the officially recognized the new virus, a new study suggests. <br>Blood collected by the Red Cross between December 13 and January 17 was later sent to the Centers for Disease Control and Prevention ([/news/centers-for-disease-control-and-prevention-cdc/index.html CDC]) to be tested for antibodies to coronavirus. <br>Testing revealed antibodies to the virus that causes COVID-19 in 39 samples from blood donated between December 13 and December 16.<br><br>Those donations were made in [/news/california/index.html California], Oregon, and Washington. <br>Another 67 samples taken between December 30 and January 17 from donors in the Midwest and Northeast were positive for antibodies, according to the Wa[# <br><br><br><br>Previous][# Previous] [# 1] [# Next]    [/health/article-9005605/Almost-county-America-coronavirus-hotspot-government-map-reveals.html  How USA has become one giant hotspot: 1,172 Americans are...] [/health/article-9002605/More-ONE-children-coronavirus-NO-symptoms-infection.html  More than ONE-THIRD of children with coronavirus have NO...]    <br><br><br><br>Share this article<br>Share<br><br><br>The first U.S. case of coronavirus was not reported until January 19.  <br>It was only 12 day earlier, on January 8, that the World Health Organization (WHO) said the bizarre pneumonia [http://www.bing.com/search?q=sickening%20people&form=MSNNWS&mkt=en-us&pq=sickening%20people sickening people] in China was likely caused by an altogether new virus.  <br>Chinese authorities have notified the WHO of a cluster of unexplained illnesses on December 31.  The virus was isolated and its genetic makeup was sequence by January 7. <br>At that time, both the Chinese government and the WHO were urging calm, insisting that the virus was only spreading from people who had symptoms and did not pose a major threat to people outside China's Hubei Province. <br>Even the first case identified in the U.S.<br><br>- in a Washington state man who had recently returned from China - was not an indication that coronavirus was going to take hold in the U.S., officials said at the time. <br>We now know that it already was taking hold. <br>Previous genetic sequencing studies have shown that coronavirus was likely already on both coasts of the U.S.<br><br>by mid- to late-January, starting to circulate in broader communities in February. <br>But testing of blood donated to the Red Cross confirms what the studies of coronavirus genomes suggested: COVID-19 was here, long before Americans knew it. <br>The new study, published in the journal Clinical Infectious Diseases, tested samples from 7,389 blood donations for  [https://www.kynghidongduong.vn/tours/tour-thai-lan-bangkok-pattaya-5-ngay.html tour thái lan giá rẻ] antibodies to the virus. <br>        <br>        <br>        <br>Antibodies were present in 106 - 1.4 percent - of the donations collected between mid-December and mid-January. <br>The use of antibodies to assess how prevalent the virus is has been questioned. <br>Antibodies fade over time, with some studies suggesting that they become undetectable within two or three months of infection.  <br>There is also the possibility that blood could react to testing if someone had antibodies to one of the hundreds of other types of coronaviruses in the environment. <br>But 90 of the Red Cross samples were tested for antibodies very specific to SARS-CoV-2 - immune proteins that the scientists had made sure were not cross-reactive with test for other coronaviruses. <br>Of the 90, 84 samples were positive for these very specific antibodies. <br>In the batch of samples taken from later blood donations - made between December 17 and December 30, the scientist found that 67 were positive for coronavirus antibodies. <br>These samples came from donors in Massachusetts, Michigan, Wisconsin or Iowa and Connecticut or Rhode Island. <br>So not only was coronaviru already on the West Coast before the first U.S.<br><br>case was confirmed there,  [https://www.kynghidongduong.vn/tours/tour-thai-lan-bangkok-pattaya-5-ngay.html tour thái lan giá rẻ] it was already in states on the other side of the country before the Washington patient was identified. <br>President Trump was perhaps the most promise voice in a chorus that blamed China for 'covering up' the severity of the coronavirus outbreak in the early days of the pandemic's global spread. <br>China's Communist Party has a poor track record for disease outbreaks and  [https://www.kynghidongduong.vn/tours/tour-thai-lan-bangkok-pattaya-5-ngay.html tour thái lan giá rẻ] transparency.   <br><div class="art-ins mol-factbox health" data-version="2" id="mol-b6d07180-341a-11eb-8974-6f898e53e517" website was spreading in the US by December 17, study finds
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Latest revision as of 21:35, 6 January 2021