Cross immunity - reading list

 COVID-19: cross-immunity of viral epitopes may influence severity of infection and immune response

Cross-reactivity is not always protective. In some certain cases, existing immune responses can promote disease or enhance its severity.

The heterologous immunity to coronaviruses and the extent of immune cross-reactivity against SARS-CoV-2

Immun gegen Corona? Warum sich manche Menschen nicht mit Sars-CoV-2 infizieren

transmission electron microscope image
of SARS-CoV-2 by the NIAID
CC BY 2.0
Original file on flickr