Rabies Virus

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Rabies

Rabies is an infectious disease of wildcats which is a member of a group of computer viruses constituting the family Rhabdoviridae. The virus particle is covered in a fatty membrane, is bullet-shaped, 70 by 180 nanometres and contains a ace helical strand of ribonucleic acid (RNA).

Although folly is usually shell out among domestic dogs and wild carnivorous animals, all warm-blooded animals be susceptible to infection. The virus is often present in the salivary glands of infected animals, referred to as rabid, and is excreted in the saliva. The bite of the infected animal easily introduces the virus into a fresh wound. In humans, rabies is not usually spread from man to man, rather the volume of infections occur from rabid dogs. After a person has been inoculated, the virus enters small nerve ends around the site of the bite, and slowly travels up the nerve to reach the central nervous system (CNS) where it reproduces itself, and leave then travel down nerves to the salivary glands and reprize further. The time it takes to do this depends on the length of the nerve it must travel - a bite on the foot ordain scram a much lengthier incubation period than a facial bite would.



This period may last from both weeks to six months, and often the original wound will have healed and been forgotten by the time symptoms begin to occur.

Symptoms in humans present themselves in one of two forms: furious rabies, or dumb rabies. The former is called such because of the severe nature and range of the symptoms. The virus, upon gain the CNS will present the person with headache, fever, irritability, restlessness and anxiety. emanation may occur on to muscle pains, excessive salivation,

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