A comparative analysis exposes an amplification delay distinctive to SARS-CoV-2 Omicron variants of clinical and public health relevance

K.L. Browna Virginia Tech Carilion School of Medicine, Virginia Tech, Roanoke, VA, USA;h Center for Zoonotic and Arthropod-borne Pathogens, Virginia Tech, Blacksburg, VA, USAView further author information

A. Cecib Molecular Diagnostics Laboratory, Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USAView further author information

C. Robyb Molecular Diagnostics Laboratory, Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USAView further author information

R. Briggsb Molecular Diagnostics Laboratory, Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USAView further author information

D. Ziolof ZC Lab Services, Greenacreas, FL, USAView further author information

R. Korbag Molecular Detection and Characterization, Department of General Services, Division of Consolidated Laboratory Services, Richmond, VA, USAView further author information

R. Mejiag Molecular Detection and Characterization, Department of General Services, Division of Consolidated Laboratory Services, Richmond, VA, USAView further author information

S.T. Kellyg Molecular Detection and Characterization, Department of General Services, Division of Consolidated Laboratory Services, Richmond, VA, USAView further author information

D. Toneyg Molecular Detection and Characterization, Department of General Services, Division of Consolidated Laboratory Services, Richmond, VA, USAView further author information

M.J. Friedlanderd Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USAView further author information

C.V. Finkielsteinb Molecular Diagnostics Laboratory, Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USA;c Integrated Cellular Responses Laboratory, Fralin Biomedical Research Institute at VTC, Virginia Tech, Roanoke, VA, USA;e Department of Biological Sciences, Virginia Tech, Blacksburg, VA, USA;h Center for Zoonotic and Arthropod-borne Pathogens, Virginia Tech, Blacksburg, VA, USACorrespondence[email protected]