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. 2019 Oct 24;14(10):e0224294. doi: 10.1371/journal.pone.0224294

Table 6. Antioxidant activity of S. platensis by the ABST•+ (2,2'-azino-bis (3-ethylbenzothiazolin)-6-sulfonic acid) free radical scavenging method and by FRAP ferric reduction.

Whey % FRAPsf (μmol FS/g) FRAPtx (μmol Tx/g) ABTS•+ (μmol Tx/g)
0.0 35.35a±0.87 20.68a±0.51 17.67a±0.52
2.5 15.25b±0.08 8.95b±0.05 14.73b±0.14
5.0 15.39b±0.10 9.03b±0,06 14.62b±0.45
10.0 14.54b±0.14 8.54b±0,08 11.64c±0.14

FRAP (ferric reducing antioxidant power; ABTS•+ (2,2'-azino-bis(3-ethylbenzothiazolin)-6-sulfonic acid). Different letters indicate significant differences for different treatments (p < 0.05).