Quella del gatto l'ho letta qua https://www.pnas.org/content/pnas/117/15/8218.full.pdf

ADE has posed a similar challenge in the creation of vaccines for infections including dengue and a cat coronavirus, feline infectious peritonitis virus (FIPV). In one study, cats vaccinated against FIPV got sicker than cats left unvaccinated (5). Again, the virus-specific antibody increased the virus uptake by macrophages.