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Detection of replicating SARS-Cov-2 with mouse-anti dsRNA (green) in Vero E6 infected cells 48 h post inoculation with nasopharyngeal samples from an asymptomatic individual. Both clinical samples analyzed, (A) sample 1 (3 days prior to symptoms) and (B) sample 2 (1 day prior to symptoms) were found to replicate in Vero cells. The images were captured with 20x objective and the left picture in A and B is a magnification of the red area.
