Microbiology 18 - Bacterial and viral vaccines Flashcards
What is the equation for herd immunity threshold?
1 - 1/R0
Recall 3 vaccines that are made up of inactivated virus components
Mnemoninc: Inactivated Components of Pathogen
Influenza
Cholera
Polio
Recall some pros and cons of inactivated vaccines
Pros: stable, can’t cause disease
Cons: need several doses, local reactions are common, short-lived immunity, an adjuvant is needed
Recall 2 examples of attenuated vaccines
MMR
Yellow fever
Recall some pros and cons of attenuated vaccines
Pros: longer-lasting immunity - injection of whole pathogen means there can also be reaction to >1 antigen
Cons: Can revert to virulence
Recall 2 examples of toxoid vaccines
Tetanus
Diptheria
Recall 2 examples of subunit vaccines
Hep B
HPV
What type of vaccine is the HiB vaccine?
Conjugate