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Table 1 Calibration curves of the three Panax notoginseng saponins in beagle dog plasma

From: Simultaneous determination of three major bioactive saponins of Panax notoginseng using liquid chromatography-tandem mass spectrometry and a pharmacokinetic study

Analyte Standard curves (linear) P r 2 Test range (ng/mL) Limit of quantification (ng/mL)
NotoginsenosideR1 Y = 0.0011X+0.0004 0.003 0.9967 2.64--264 0.50
Ginsenoside Rg1 Y = 0.0009X+0.0007 0.004 0.9941 3.60--360 0.82
Ginsenoside Rb1 Y = 0.0016X+ 0.0283 0.004 0.9912 18.7--1870 1.10
  1. Note: Y, peak area ratio (analyte/internal standard); X, concentration of analyte in plasma (ng/mL)