Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of the fluorescence signals in all four channels (FAM, HEX, Texas Red and Cy5) by testing 2 different wild type SARS-CoV-2-postive RNA extracts with the developed assay in the presence (a) and absence (b) of oligonucleotide blockers for positions 478 (HEX, green) and 501 (Cy5, violet). The specific fluorescence signal at the FAM channel (blue; 484E) was not affected.
