According to new research from the Centers for Disease Control and Prevention (CDC), the coronavirus was discovered in the U.S. in mid-December 2019. Was in the period of which China or the US.
The study, published Monday, found that 106 of the 7,389 blood donations made to the Red Cross in nine states had the virus.
The donations were collected between December 13, 2019 and January 17, 2020, after the Red Cross submitted them to the CDC for antibody testing.
Antibodies were found in 39 samples from Washington, Washington, Reg Reagan and the West Coast in California, all collected between 13 and 16 December. Antibodies were found in 67 other samples in Connecticut, Iowa, Massachusetts, Michigan, Rhode Island and Wisconsin. Those samples were collected between 30 December and 17 January.
The researchers said that the antibodies were specific to Covid-19 and that they rejected other coronaviruses. Covid-19-specific antibodies were found in 84 of the 90 samples tested.
“The findings of this report indicate that the SARS-Cavi-2 infection may be present in the U.S. in December 2019, prior to earlier recognition.”
“These findings also highlight the value of donating blood as a source for SARS-Cavi-2 monitoring,” he said, adding that such diagnostic methods had previously been used to monitor Zika virus epidemics.
They wrote that the CDC Continues to work with federal and non-governmental partners to continue monitoring using blood donation and clinical laboratory samples for stork-cove-2 infections at several sites in the U.S.
U.S. The first case of the virus in was officially reported on January 19 with a man who had recently returned from China. Later U.S. Two more people diagnosed in had symptoms in the middle of the month.
The new findings follow a previous CDC study that estimated that more than 23 percent of Americans do not have antibodies to the virus, according to research published in JAMA Internal Medicine.
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