Viruses

Viruses The word virus means “poison” in Latin.

Introduction ,[object Object],[object Object],[object Object]

Viral Diseases ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

More Viral Diseases… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How are viral illnesses treated? ,[object Object],[object Object],[object Object]

Germs are everywhere. How can you avoid being infected? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of Vaccines ,[object Object],[object Object],[object Object],[object Object]

6 weeks later: ,[object Object],[object Object],[object Object]

Louis Pasteur - 1884 ,[object Object],[object Object]

Rabies symptoms ,[object Object],[object Object]

Jonas Salk - 1953 ,[object Object],[object Object],[object Object],[object Object]

Albert Sabin - 1960 ,[object Object],[object Object]

Vaccinations : artificial immunity ,[object Object],[object Object],[object Object],[object Object],[object Object]

macrophage engulfs antigen by phagocytosis.

Definitions: ,[object Object],[object Object]

Definitions cont….. ,[object Object],[object Object],[object Object],[object Object]

More definitions… ,[object Object]

Discovery of a Virus - 1933 ,[object Object]

Size of a virus ,[object Object],[object Object],[object Object],[object Object],[object Object]

Composition of a Virus ,[object Object],[object Object],[object Object]

Is a virus a living organism? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Bacteriophage - “bacteria eater” ,[object Object]

Lytic Cycle – 5 steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lysogenic Cycle ,[object Object],[object Object],[object Object]

Viral Subunit Reassortment ,[object Object],[object Object],[object Object],[object Object],[object Object]

Gene Therapy – A useful purpose of a virus ,[object Object],[object Object],[object Object],[object Object]

Problems with gene therapy: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Current Research with gene therapy: ,[object Object],[object Object]

Viruses

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Viruses