'Creutzfeldt jakob disease cjd' diaporamas de présentation

Transmissible Spongiform Encephalopathies

Transmissible Spongiform Encephalopathies. Ryan Maddox, MPH Creutzfeldt-Jakob Disease Surveillance Unit Division of Viral and Rickettsial Diseases National Center for Infectious Diseases Centers for Disease Control and Prevention. Abbreviations.

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Viruses

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Protein Misfolding Can Have Deadly Consequences

Protein Misfolding Can Have Deadly Consequences. Yu Tiantian Li Yihan. In April 1996 a paper was published in the medical journal Lancet that generated widespread alarm in the populations of Europe.

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L and D isomers of amino acids

L and D isomers of amino acids. Ionization state as a function of pH. Trans and cis Peptide bonds Trans and cis X-Pro Peptide bonds. Rotation about bonds in a polypeptide. Ramachandran diagram. a- helix. Ferritin, an iron-storage protein. Antiparallel ? -sheet. A parallel ? -sheet.

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LIFE CYCLES OF VIRUSES

LIFE CYCLES OF VIRUSES. VIRUSES CAN EXHIBIT TWO TYPES OF LIFE CYCLES. 1. THE LYTIC CYCLE 2. THE LYSOGENIC CYCLE SOME VIRUSES EXHIBIT ONLY THE LYTIC CYLE. SOME VIRUSES CAN EXHIBIT BOTH LYTIC AND LYSOGENIC CYCLES. The Lysogenic Cycle.

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RABIES Properties: @ Rabies belongs to Rhabdovirus family

RABIES Properties: @ Rabies belongs to Rhabdovirus family @ It is the only human Rhabdovirus virus @ It is bullet-shaped , enveloped, helical, single stranded, linear RNA. Symptoms: @ Incubation period is 10 days to 1 year. @ Fever, malaise, nausea, headache.

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Mad Cow Disease

Mad Cow Disease. Are humans susceptible?. What is Mad Cow Disease?. Mad Cow Disease is scientifically known as Bovine Spongiform Encephalopathy (BSE). BSE affects the central nervous system of cattle, destroying brain tissue and eventually causing dementia and death.

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Dementia

Dementia. What is Dementia?. Dementia is a gradual decline of mental ability that affects your intellectual and social skills to the point where daily life becomes difficult.

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Prion Disease: Causes, Symptoms, Daignosis, Prevention and Treatment

Prion Disease is a disease in which a kind of protein that triggers normal proteins in the brain and makes it to fold abnormally.

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