Table 4.
Reaction of rHDL Particles of Different Size with LCAT
| rHDL particle size (nm) |
app Vmax [pmol of CE h−1 (µg of LCAT)−1]a |
app Km (µM apoA-I)a |
app Vmax/ app Km |
|---|---|---|---|
| 7.8 | 22.30 ± 0.41 | 0.786 ± 0.027 | 28.37 ± 0.75 |
| 8.4 | 23.01 ± 4.02 | 0.515 ±0.153 | 44.68 ± 4.75 |
| 9.6 | 23.36 ± 5.06 | 0.275 ± 0.084 | 84.95 ± 8.64 |
| 12.2 | 16.26 ± 0.34 | 0.037 ± 0.004 | 439.46 ± 50.01 |
| 17.0 | 16.10 ± 1.91 | 0.040 ± 0.010 | 402.50 ± 19.81 |
The apparent kinetic parameters are the mean ± SD from three independent LCAT assays.