Pepino mosaic virus
case of infection, the infection is usually more aggressive than when only one single strain is present. Within the strains, however, there is also variability [...] isolates belonging to the same strain. Although different isolates within one and the same strain are genetically very similar, they can show very different [...] For example, there are very aggressive Chilean isolates, but also very mild ones that cause less symptoms. Pepino mosaic virus is highly infectious and spreads