Yijin-Tang Attenuates Cigarette Smoke and Lipopolysaccharide-Induced Chronic Obstructive Pulmonary Disease in Mice
Table 2
Linear range, regression equation, r2, LODs, and LOQs for marker analytes (n = 3).
Analyte
Linear range (μg/mL)
Regression equationa (y = ax + b)
r2
LODb (μg/mL)
LOQc (μg/mL)
Liquiritin apioside
0.47–30.00
y = 13919.31x + 1750.37
0.9999
0.09
0.28
Liquiritin
0.47–30.00
y = 23478.34x + 2764.20
1.0000
0.07
0.23
Narirutin
0.78–50.00
y = 16945.14x + 3555.47
1.0000
0.13
0.40
Hesperidin
0.78–50.00
y = 16439.25x + 2890.32
1.0000
0.09
0.26
Glycyrrhizin
0.47–30.00
y = 7344.40x + 533.61
1.0000
0.03
0.09
6-Gingerol
0.47–30.00
y = 6451.07x + 686.49
1.0000
0.03
0.09
ay: peak area (mAU) of each analyte; x: concentration (μg/mL) of each analyte. bLOD = 3.3 × σ/S. cLOQ = 10 × σ/S (where σ is the standard deviation of the y-intercept, and S is the slope of the calibration curve).