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Covid-19 infections may have been present in US as early as December 2019: Study
COVID-19 in the US was identified on January 19, 2020, the scientists, including Sridhar V Basavaraju from the Centers for Disease Control and Prevention (CDC) in the US, noted that antibodies reactive against the coronavirus were detected in 106 of the 7,389 specimens.Also read: India can’t make up its mind on PSUs, 30 years after liberalisationAccording to the research, published in the journal Clinical Infectious Diseases, 84 of the samples specifically had neutralising activity against the spike protein of the SARS-CoV-2 virus, which enables it to enter host cells."The presence of these serum antibodies indicate that isolated SARS-CoV-2 infections may have occurred in the western portion of the US earlier than previously recognised, or