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EC50 (mg/mL): effective concentration at which the absorbance is 0.5. EM, ethanol-maceration; MM, methanol-maceration; E50M, ethanol:water (50:50)-maceration; M50M, methanol:water (50:50)-maceration; WM, water-maceration; EU, ethanol-ultrasonic; MU, methanol-ultrasonic; E50U, ethanol:water (50:50)-ultrasonic; M50U, methanol:water (50:50)-ultrasonic; WU, water-ultrasonic.
