Global prevalence of the Kappa variant via outbreak.info Global prevalence of the Delta variant via outbreak.info. I have written at length about the prospect of antibody-dependent enhancement (ADE) in COVID-19 before here, but recently some individuals have seized on a Letter to the Editor by Yahi et al. published in the Journal of Infection which notes the presence of infection-enhancing antibodies, wherein those individuals imply (or overtly state) that ADE in COVID-19 is now confirmed and...