Research Article
Antioxidant Activities of Stilbenoids from Rheum emodi Wall
Table 2
Antioxidant activities of different compounds expressed as IC50 values (μmol/L) from in vitro assays of DPPH (I) and superoxide anion (II) scavenging and lipid peroxidation inhibition (III).
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— indicated that the activity was rather weak and therefore IC50 value could not be calculated. |