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. 2022 Mar 31;17(3):e0266094. doi: 10.1371/journal.pone.0266094

Fig 21. Antioxidant activity of four sample extracts of T. neotaliala determined by DPPH, ABTS, CUPRAC, and FRAP assays.

Fig 21

The antioxidant results were statistically analyzed by one-way ANOVA using SPSS software, that the antioxidant content of each sample extract was significantly different from the antioxidant content of others (p-value < 0.05) which indicated that each solvent had a different capacity to extract phytoconstituents depending on its polarity and chemical structure.