Vesicular stomatitis virus Vesicular stomatitis virus Vesicular stomatitis Indiana virus (VSIV; often still referred to as VSV) is a virus in the family "Rhabdoviridae"; the well-known rabies virus belongs to the same family. VSIV can infect insects, cattle, horses and pigs. It has particular importance to farmers in certain regions of the world where it infects cattle. This is because its clinical presentation is identical to the very important foot and mouth disease virus. The virus is zoonotic and leads to a flu-like illness in infected humans. It is also a common laboratory virus used to study the properties of viruses in the
Aphthous stomatitis unknown and are thought to be multiple and varied from one person to the next. This suggests that there are a number of possible triggers, each of which is capable of producing the disease in different subgroups. In other words, different subgroups appear to have different causes for the condition. These can be considered in three general groups, namely primary immuno-dysregulation, decrease of the mucosal barrier and states of heightened antigenic sensitivity (see below). Risk factors in aphthous stomatitis are also sometimes considered as either host-related or environmental. At least 40% of people with aphthous stomatitis have a positive family