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. 2021 Apr 28;10(5):966. doi: 10.3390/foods10050966

Figure 6.

Figure 6

Concentration (mg/g dry weight) of phenolic compounds in microwave-assisted extraction (MAE) extracts, using water (MAE-W), 50% ethanol (MAE-Et50) and 5% glycerol (MAE-Gly5) as solvents. Abbreviations: HY, hydroxytyrosol; VE, verbascoside; OL, oleuropein; LU, luteolin; PrA, protocatechuic acid; EAde, elenolic acid derivatives (sum of 3 derivatives compounds).