Stratus, the new Covid strain sweeping Britain, has two subtypes - XFG and XFG.2 - and has become the most dominant variant ...

LEXINGTON, MA, USA I July 07, 2025 I Agenus Inc. (Nasdaq: AGEN) a leader in immuno-oncology innovation, today announced that its botensilimab and balstilimab ...

Stratus has two strains, XFG and XFG.2, which currently make up approximately 30% of Covid cases in England, according to the ...

The new Omicron subvariant, NB.1.8.1 or Nimbus, is spreading in Europe, prompting health authorities to call for continued vigilance and booster vaccinations for at-risk groups.