For phenolic estimation (TPC, TFC and TTC) and for total antioxidant capacity determination (DPPH, FRAP, ABTS and TAC) the analysis were performed according to our previously published methods in Tang, et al. [21 (link)]. Absorption data was attained using a Multiskan® Go microplate photometer (Thermo Fisher Scientific Inc., Waltham, MA, USA).
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