Lecture 11 Exam 1

UIC BioS 101 Nyberg

9

Entry of viruses into cells

• Breathing, wounds and bites are ways viruses can initially get inside an individual, but this does not tell us how the virus spreads among cells of the body.

• Cells have proteins on their surface (doing many tasks). Most viruses attach to particular proteins and enter the cell thru that attachment.

Speaker Notes:

9

Most viruses can infect a host only in certain ways. As the paths of infection are understood one can devise protection schemes that are more effective.