TABLE 3

Effects of NE Infusion on Uptake-1 Carrier Protein Density

PumpRight ventricleLeft ventricle
Bmax (fmol/mg protein)Kd (nmol/L)Bmax (fmol/mg protein)Kd (nmol/L)
Saline (n = 6)416 ± 73.413.2 ± 2.95488 ± 40.315 ± 3.74
NE (n = 6)295 ± 55*12.4 ± 2.41327 ± 75†14.4 ± 4.83

  • ↵* P < 0.05.

  • ↵† P < 0.01.

  • Bmax = uptake-1 carrier protein density; Kd = uptake-1 carrier protein affinity constant.