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The crude methanol extract (ME) from camellia oil was fractionated by serial benzene, ether, EtOAc and n-BuOH, divided into five subfractions designated as SF1–5. The obtained fractions as well as ME were evaluated for their antioxidant activities using DPPH assay, and their phenolic constituents were isolated using silica gel column chromatography and analysed by TLC, RP-HPLC–PDA, UPLC-ESI–MS and...
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