Binding buffer: 5 mM Tris-HCl (pH 7.5), 0.5 mM EDTA, 1 M NaCl Breaking buffer: 10 mM Tris-HCl (pH 7.5), 1% Triton-X 100, 1% SDS, 100 mM NaCl, 1 mM EDTA Primers 1 and 2 are used for preamplification of ...

COVID-19’s danger lay in its invisibility. The SARS-CoV-2 virus is highly contagious and can be passed on by people with light or no symptoms, making it extremely difficult to track and contain. But ...