Optimization Conditions of Ultrasound-Assisted Extraction for Phenolic Compounds and Antioxidant Activity from Rubus alceifolius Poir Leaves

Table 3

Comparison of the extraction efficiency of UAE with SE and ME methods.

Extraction method	TPC (mg GAE/g dm)	ABTS (mg TE/g dm)	Collagenase inhibition (%)	Alpha-amylase inhibition (mmol ACE/g)
UAE
SE
ME

Different letters in the same column indicate statistically significant differences between treatments (). The values are of duplicate runs.