KINE 1020 Lecture Notes - Lecture 11: Tetanus, Antigen, Neuraminidase
16 May 2016
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Document Summary
8000 people die from aids related conditions each day (3 million/year). Only 400,000 had access to good therapy in 2003. 8. 8 million new cases of tb a year. 300 million cases of acute cases of malaria each year. Disease- a pathological condition of the body (or parts of the body) characterized by an identifiable group of signs and symptoms. Infectious disease- a disease caused by an infectious agent such as a bacterium, virus, protozoan, or fungus that can be passed on to others. Infection-occurs when an infectious agent enters the body and begins to reproduce; may or may not lead to disease. Host- an organism infected by another organism or pathogen. Virulence- the relative ability of an agent to cause rapid and severe disease in a host. Agents of infection: bacteria, viruses, protozoa, fungi, parasitic worms (helminthes, prions. Hemagglutinin, allows virus to enter host"s cells. Neuraminidase, allows virus to escape the host"s cells.
