Table 2 The effect of enzyme types on DPPH and ABTS activity of free and nano-encapsulated PFs.

From: Nano-liposomal delivery of Gracilaria corticata bioactive peptides for improved stability and controlled gastrointestinal release

Enzyme type

 

DPPH activity (%)

ABTS activity (%)

Cure protein

–

41 ± 1.70d

33 ± 1.60e

Alcalase

Peptide

81 ± 1.50a

72 ± 1.00ab

Encapsulated peptide

79 ± 2.00a

70 ± 0.80b

Pancreatin

Peptide

68 ± 1.90b

75 ± 1.80a

Encapsulated peptide

65 ± 2.50b

73 ± 2.00a

Trypsin

Peptide

53 ± 1.60c

54 ± 1.10c

Encapsulated peptide

51 ± 1.90c

47 ± 1.00d

  1. Different letters in each column (a, b, c) represents a significant difference between treatments (p < 0.05). Data are presented as mean ± SD (n = 3).
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