Figure 1From: The effect of saponins from Ampelozizyphus amazonicus Ducke on the renal Na+ pumps’ activities and urinary excretion of natriuretic peptides HPLC fingerprinting of SAP Aa D. The retention times of saponins are (in min): 1–9.42, 2–9.85, 3–11.32, 4–13.46, 5–13.79, 6–14.75 and 7–16.78. Detection, 205 nm; mAU, milli absorbance unit.Back to article page