Occurs in 4 phases
Primary Response
No antibody is detectable
Process in phase
Immune cells process antibodies
Antibody production is not yet present
Lag
Antibody titer is increasing logirithically
Antibody stabilizes
Log/Exponential phase
Plateau
Primary Shorter
Secondary Longer
Antibody titer decreases
Antibody is anabolize
Decline
Secondary Phase
Lag phase
PR: Longer
SR: Shorter
Decline phase
PR: Less Gradual
SR: More Gradual
AB present
PR: IgM
SR: IgG, IgM