Figure 3.

Simulations of timecourse responses y₁(t) and y₂(t) as described by Equations (5–7) (nonlinear model – solid line) and Equations (8–10) (linearized model – dashed line). The quantity of endogenous IgG in plasma at t = 0, x_1,E(0), is 5 µmol. The tracer dose D is (A) 0.01 µmol and (B) 10 µmol.