Profile of a killer: the complex biology powering the coronavirus pandemic

"In 1912, German veterinarians puzzled over the case of a feverish cat with an enormously swollen belly. That is now thought to be the first reported example of the debilitating power of a coronavirus. Veterinarians didn’t know it at the time, but coronaviruses were also giving chickens bronchitis, and pigs an intestinal disease that killed almost every piglet under two weeks old. The link between these pathogens remained hidden until..." Lire la suite