What is clonal selection?
Selective expansion of lymphocytes that interact with specific antigen
What are vaccines for?
Mimic an infections without threat
What are live attenuated vaccines? and eg
‘Crippled’ eg mumps, measles
What are killed vaccines?
‘Dead’ Sars COV 2
sub-unit protein vaccines and eg
Tetanus
Sub unit mRNA eg
SarsCOV2 eg pfizer
What are adjuvents?
Immune stimulants to enhance activation of antigen presenting cells