Monkeypox Virus Clade IIb Isolate Exhibits Reduced Virulence Relative to Clade IIa Isolates in Multiple Murine Models
Stephanie V. Trefry, Santiago Vidal-Freire, Mayanka Awasthi…·Farooq Nasar
This study compares the virulence of MPXV clade IIa and IIb isolates in multiple murine models, finding IIb is significantly less virulent with lower lethality.