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Isolation and purification of antioxidant peptides from Geoffroea decorticans seeds. (A) Densitogram of SDS-tricine-PAGE of the crude extract of Geoffroea decorticans (GdCE, dotted line) and the heat-treated sample (GdHT, solid line). (B) Size-exclusion chromatography elution profile of the Geoffroea decorticans heat-treated sample. Fractions 1–4 selected for posterior analysis are shown between dotted lines.
