a lineage that lab testing suggests is more infectious and more virulent than NA1. "The big surprise was that not only did we find NA2 for the first time, but we found it in four different ...

Rigorous infection control and genomic monitoring are critical to containing its spread. A new study reveals that a highly virulent strain of antibiotic-resistant bacteria, which causes severe illness ...

Challenge studies including Poulvac ® Procerta ® HVT-IBD showed early onset of immunity against classical and variant IBDV at ...

The new strain is considered more virulent than the classical K. pneumoniae (cKp) strain, which typically affects people in hospitals. The cKp strain is known to cause pneumonia, UTIs ...