A Portulaca oleracea L. extract promotes insulin secretion ...
2018-4-25u2002·u2002The powder was extracted with 10 volumes of 80% ethanol for 3 days at room temperature with daily changes of ethanol. This P. oleracea extract (POE) was filtered and concentrated to dryness in a rotary vacuum evaporator. After the extract was thoroughly dried for removal of the solvent, the dry powder was stored in a freezer (−80).
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