NATS 1870 Lecture Notes - Lecture 6: West Nile Fever, Lytic Cycle, Lysogenic Cycle

105 views5 pages

Document Summary

Virus: a piece of bad new wrapped up in a protein - most cases, this is incorrect. Humans: apart of our ecology (8% of genome) & infect all living things. Bacteria: infected by viruses that destroy them, controlling bacteria cells around us. Hpv: 80% of us will be infected in lifetime (herpes virus) Highly aggressive viruses: most common cause of acute human infections. 1918 spanish u: pandemic 40-50 million deaths worldwide. Dimitri iwanowski 1892: infected tobacco plant transmitting disease to other plants by something smaller than a bacteria (a virus) Protein: thought it was protein, but it was replicating & proteins cannot replicate on their own (needs a cell) Virus: virus particles (virions) - complexes of nucleic acids & proteins. 1. outside cell: virus particle (virion), no chemical activity & can bind to host cell receptors. 2. inside cell: infects the cell, ejected from cell & infects another cell.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents