As evidence mounts that the omicron variant is less deadly than prior COVID-19 strains, one oft-cited explanation is that viruses always evolve to become less virulent over time. The problem, experts ...

This study is reported by Xueping Zhou and Fangfangli’s group from the Institute of Plant Protection, Chinese Academy of Agricultural Sciences (IPP, CAAS), Beijing. Like other positive-sense ...

PRRSV infection in growing pigs is a significant drawback for the swine industry. The study findings reveal that differing virulence of PRRSV triggers distinct immune responses in the lungs of the ...

Marek’s disease can be pervasive in chicken houses. Chickens infected by this highly contagious viral disease often develop tumors, become paralyzed and die. They can shed the virus through their skin ...

The unusual cases of pneumonia began to appear in midwinter, in China. The cause, researchers would later learn, was a coronavirus new to science. By March, the infection began to spread to other ...

University of Queensland researchers have captured the first high-resolution images of the yellow fever virus (YFV), a potentially deadly viral disease transmitted by mosquitoes that affects the liver ...

A large-scale study reveals that only a few bat lineages harbor viruses with high epidemic potential, reshaping our understanding of zoonotic threats and calling for more targeted, clade-specific ...