(ACE) Correlation analysis was done using nonparametric Spearman rank checks. getting was also observed with another (OC43) but?not with (NL63, 229E) S glycoproteins, suggesting a genus-restrictive cross-reactivity (Numbers 2C and S1). Notably, anti-OC43 RBD Abs did not fluctuate upon SARS-CoV-2 illness (Number?S2). Consequently, this differential cross-reactivity could be explained from…