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Table 1 Calibration curves of three analytes using HPLC-DAD

From: Ethanol extract of Chrysanthemum zawadskii Herbich induces autophagy and apoptosis in mouse colon cancer cells through the regulation of reactive oxygen species

No. Components Linear range (μg/mL) Regression Equation a) Correlation coefficient (R2) b)
1 Chlorogenic acid 25.00–400.00 y = 0.2428x + 1.9062 0.9997
2 3,5-Di-caffeoylquinic acid 25.00–400.00 y = 0.2843x - 1.6878 0.9999
3 Luteolin 1.25–20.00 y = 0.3257x + 0.0543 0.9999
  1. a) y: peak area, x: concentration (μg/mL)
  2. b) Regression coefficient (n = 3)