West Nile belongs to a group of viruses
called flaviviruses, which includes yellow fever, dengue, and Japanese encephalitis.
Not exact matches
WRAIR is moving forward with the purified inactivated virus (PIV) vaccine,
called ZPIV, because it builds on «a type of vaccine that has been licensed before,» said Col. Stephen Thomas, an infectious disease Army physician and a vaccinologist specializing in
flaviviruses, and the WRAIR Zika program lead.
Earlier evidence for cross-protection between the
flaviviruses — as these agents are
called — was contradictory.
The viruses» genetic similarity makes it possible to substitute a gene in one
flavivirus's genome with the equivalent gene from another, creating a functional but nonpathogenic virus
called a chimera.
This family of viruses,
called «
flavivirus,» affect some 2.5 billion people worldwide and cause hundreds of thousands of deaths each year.