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. 2019 May 20;8(5):172. doi: 10.3390/foods8050172

Table 1.

Separation of Vaccinium oldhamii by synthetic absorbents.

Fraction No. Elute Solvent Volume of Solvent Weight of Fraction Total Polyphenol Content Total Anthocyanin Content 50% Adsorption Inhibitory Concentration (IC50) 50% Cytotoxic Concentration (CC50) Selectivity Index
(mL) (mg) (µg/mL) (µg/mL) (µg/mL) (µg/mL) (CC50/IC50)
Fruit (dry) - 5000 - - - - -
Extract - 3077 423 297 72 159 2.2
0 Water 200 2867 28 2 ND >400 ND
1 10% ethanol 100 76 415 439 ND 236 ND
2 20% ethanol 100 114 445 377 159 >400 >2.5
3 30% ethanol 100 47 400 149 38 251 6.6
4 40% ethanol 100 20 327 80 22 160 7.3
5 50% ethanol 100 3 330 90 65 78 1.2
6 80% ethanol 200 4 191 91 85 140 1.6

The initial material was extracted from 5 g of dried fruit using 80% ethanol, and its amount was calculated based on the amount of insoluble material. The extract and each fraction were adjusted to 1 mg/mL. ND—not detected.