Traditional Korean Herbal Formula Samsoeum Attenuates Adipogenesis by Regulating the Phosphorylation of ERK1/2 in 3T3-L1 Cells

Table 3

Regression data, linear range, correlation coefficient, LOD, and LOQ for marker compounds ().

Compound	Linear range (μg/mL)	Regression equation	Correlation coefficient ()	LOD (μg/mL)	LOQ (μg/mL)
Puerarin	1.56–200.00	y = 40369.09x − 4248.84	0.9997	0.05	0.16
Daidzin	0.78–100.00	y = 37991.95x + 2862.21	0.9998	0.05	0.17
Liquiritin	0.78–100.00	y = 18338.85x − 978.63	1.0000	0.06	0.19
Naringin	1.95–250.00	y = 17333.29x − 2201.40	0.9999	0.06	0.18
Hesperidin	1.56–200.00	y = 18669.49x − 2370.68	1.0000	0.06	0.18
Neohesperidin	1.56–200.00	y = 23891.33x − 3109.41	0.9999	0.04	0.14
Glycyrrhizin	3.13–100.00	y = 8064.35x + 1345.30	0.9999	0.52	1.74

y: peak area (mAU) of compounds; x: concentration (μg/mL) of compounds.
LOD = 3 × signal-to-noise ratio.
LOQ = 10 × signal-to-noise ratio.