Rabies virus infection of mammals displays a prolonged viremia. Arenaviruses are transmitted by insect vectors. Ebola is readily transmitted by aerosols. Eastern Equine Encephalitis is highly fatal in horses and humans. Yellow fever virus can be transmitted from man to insect.
Dengue is the most common arbovirus illness in the world.
Togaviruses are non-enveloped. Rhabdoviruses have a bullet shaped morphology. Powassan encephalitis is transmitted by a tick vector. Shingles is the result of reactivation of varicella-zoster virus from keratinocytes. Rabies can be transmitted to humans by minimal contact with an infected bat.