Expression and characterization of SARS-CoV-2 spike proteins

Jeffrey M. Schaub, Chia Wei Chou, Hung Che Kuo, Kamyab Javanmardi, Ching Lin Hsieh, Jory Goldsmith, Andrea M. DiVenere, Kevin C. Le, Daniel Wrapp, Patrick O. Byrne, Christy K. Hjorth, Nicole V. Johnson, John Ludes-Meyers, Annalee W. Nguyen, Nianshuang Wang, Jason J. Lavinder, Gregory C. Ippolito, Jennifer A. Maynard, Jason S. McLellan, Ilya J. Finkelstein