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Microbiology of Rabies Virus

Microbiology of Rabies Virus


Belongs to genera “lyssavirus” of family “rhabdoviridae”
Bullet shaped
Nucleocapsid shows helical symmetry
ssRNA (single stranded RNA) virus
Outer lipoprotein envelope contains protruding hemagglutinating peplomer spikes

Street and Fixed virus Comparison:

Basis of difference
Street virus
Fixed virus

Freshly isolated viruses from natural human or animal infection that has not undergone any modification in the laboratory
Strains adapted to laboratory animals by several serial intracerebral passages in rabbits


Incubation period
Long …

Threats to Human race – Disease, Nature or Mankind?

Threats to Human race – Disease, Nature or Mankind?

Since long people have feared Human extinction. We are all scared of a catastrophe that could wipe out human race on earth or endanger our species. Many times human race have been endangered, in real or in the minds.

The real dark days when, the small pox inflicted heavy casualties on the society, causing deaths and disability. It spread like tear-gas …

Infertility: disease, lifestyle choice or just bad luck?

Infertility: disease, lifestyle choice or just bad luck?

Chandler: Apparently, my sperm have low motility, and you have an inhospitable environment.
Monica: Oh. What does that mean?
Chandler: It means that my guys won’t get off their barcaloungers, and you have a uterus that is prepared to kill the ones that do.

Infertility was once referred to asthe ‘silent disorder’ buthas now found its ‘voice’. Around 1 in 7 couples have …

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