MGY378H1 Lecture : 01 - intro - notes.docx

• School: UTSG
• Department: Molecular Genetics and Microbiology
• Course: MGY378H1
• Professor: Alan Cochrane

Document Summary

All questions midterm and exam will be multiple choice. Multiply only in living cells of animals, plants, bacteria. Obligate parasites metabolically inert when they are outside their hosts: use host"s metabolic processes for reproduction. Viral disease due to effects of virus-cell interaction between virus and host: and /or host"s response to the interaction. Viruses exist for all known life forms. To use in experiments to understand molecular biology of cell. To introduce foreign dna into cells to correct genetic mutations, add new genes, treat disease, develop vaccines, etc. Present on skin, in intestines and respiratory tact. 8 to 12 different viruses at any one time in healthy individuals. Majority of viruses found sequencing the healthy urinary tract, gut, respiratory tract . The number and nature of viruses we are exposed to is constantly changing. New pathogens measles, sars, marburg, ebola, etc. High population density increase probability of person to person transmission.