I is the responsible agent. It is also know as hydrophobia because the animal has trouble drinking, and so appears to be afraid of water. Rabies invades the CNS, leading to paralysis and death. The virus is present in the saliva of infected mammals, and is often transferred by a bite. In US, most cases are from the bites of wild animals since dogs are vaccinated.
Current treatment involves vaccines around the site of the bite and intramuscular.
These are contagious, and are most frequent in older children. Warts may persist by autoinoculation. Usually, complete regression in several months is common with or without treatment, but some may last for years. Most do not become malignant. AIDS is transferred in blood and other fluids.