Figure 5.

Concentration-dependent uptake of [3H]carnosine into rat neonatal astrocytes in the presence of 2–100 μM carnosine. The uptake was fitted by nonlinear regression in which Vmax = 447 pmol/mg protein/min and Km = 43 μM (r2=0.999).

Concentration-dependent uptake of [3H]carnosine into rat neonatal astrocytes in the presence of 2–100 μM carnosine. The uptake was fitted by nonlinear regression in which Vmax = 447 pmol/mg protein/min and Km = 43 μM (r2=0.999).