SARS-CoV-2 Nucleocapsid Plasma Antigen for Diagnosis and Monitoring of COVID-19.

"Authors’ Disclosures or Potential Conflicts of Interest Upon manuscript submission, all authors completed the author disclosure form. Disclosures and/or potential conflicts of interest: Upon manuscript submission, all authors completed the author disclosure form. Disclosures and/or potential conflicts of interest:"

"Research Funding This work was supported by Meso Scale Diagnostics, who provided the S-PLEX SARS-CoV-2 N Kits, BioTek 405 Select automated 96-well plate washer, and MESO® SECTOR S 600 Reader used in this study. The Stanford REDCap platform (http://redcap.stanford.edu) is developed and operated by Stanford Medicine Research IT team. The REDCap platform services at Stanford are subsidized by (i) Stanford School of Medicine Research Office and (ii) the National Center for Research Resources and the National Center for Advancing Translational Sciences, National Institutes of Health, through grant UL1 TR001085. Portions of this work were supported by NIH/NIAID R01AI127877 (S.D. Boyd), NIH/NIAID R01AI130398 (S.D. Boyd), NIH 1U54CA260517 (S.D. Boyd and B.A. Pinsky), an endowment from the Crown Family Foundation (S.D. Boyd), and a Coulter COVID-19 Rapid Response Award (S.D. Boyd). C.A. Hogan, grant from Genome BC/Michael Smith Foundation for Health Research/BCCDC Foundation to institution."