West Nile virus particles. Coloured transmission electron micrograph (TEM) of West Nile virus (WNV) particles (green) next to a host cell (red). This virus causes encephalitis (inflammation of the brain) in humans. The WNV belongs to the group of Flaviviruses,which are RNA viruses that have a core (dark) surrounded by an outer protein coat (green) with a cubic symmetry. WNV is transmitted by mosquitoes and infects both humans and animals. Symptoms can range from a mild fever to spontaneous bleeding of the skin and circulatory failure,which are often fatal. WNV occurs in Africa,Asia,Europe and North America | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Boller, Dr. Klaus |
Bildgröße: | 4200 px × 2800 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |