6- Vaccination

Question 1

Antiviral immunity falls under which type immunity?

Answer 1

Adaptive immunity

Question 2

List some viral mechanisms to avoid the immune response

Answer 2

• establishment of persistent infection
• growth in immune cells
• antigenic drift and shift
• suppression of class 1 MHC molecules to prevent CTL-mediated killing of infected cells
• productions of proteins that block signaling of cytokines and antiviral pathways for interferon

Question 3

What are the 3 main types of viral vaccines

Answer 3

• Historical Vaccines
• Work horse vaccines
• New-generation vaccines

Question 4

Most vaccines on the market are either _________ or _____ _________

Answer 4

inactivated
live attenuated