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Table 3 Partial purification of 1 l or arguta-juice; Dry weight, phenolics and biological activity in each fraction

From: Inhibitory effect of Actinidia arguta on mutagenesis, inflammation and two-stage mouse skin tumorigenesis

Fraction Dry weight Phenolics Antimutagenicity ID50 (Specific activityb) DPPH scavenging activity ED50 (Specific activity)
  mg/mL eq.a (yield) mg/mL eq. (yield) μL eq. (foldb) μL eq. (fold)
Arguta-juice 115.3 (1) 9.31 (1) 10 (1) 10 (1)
Hexane 0.24 (0.0021) 0.181 (0.019) (−) (−)
-EtOAc-fr
EtOAc-fr 3.70 (0.032) 1.20 (0.13) (−) (−)
100%MeOH-fr 102.3 (0.887) 2.24 (0.24) 270 (0.042) 15 (0.75)
50%MeOH-fr. 6.82 (0.059) 1.16 (0.13) 60 (2.88) 50 (3.39)
Residue-fr. 2.26 (0.020) 1.06 (0.11) (−) (−)
  1. a mL eq. mL equivalent of starting material, i.e., arguta-juice
  2. bSpecific activity = (ID50 of the original arguta-juice / ID50 of each fraction)/ (yield of dry weight)