collecting tubules from adrenalectomized rabbits had a mean potassium secretion of 3.62 +/- 0.37 pmoles x mm-1 x min-1 , which significantly decreased to 1.52 +/- 0.21 pmoles x mm-1 x min-1 after addition of amiloride , but no additional effect was observed after the addition of ouabain .
C0032821
potassium
C0002502
amiloride