Antioxidant Activity and Functional Properties of Polymerized Whey Products by Glycation Process

Table 6

Features of glycosylated product from hydrolyzates from WPC of acid whey with ribose, heating to 50°C, pH 7 and pH 9.

Sample	Glycosylation time (h)	Product	Antioxidant activity		Functional properties
			%AA	AAEAA (mM/L)	%Solubility	%Emulsion	%Foam
Hydrolyzate (25% HD) from WPC of acid whey with ribose at pH 7	0	WPCH7-2-25-R	60 ± 0.5	0.60	88 ± 0.3	80 ± 0.1	30 ± 0.2
	5	WPCH7-2-30-25-R	65 ± 0.6	0.58	90 ± 0.2	80 ± 0.2	35 ± 0.2
	10	WPCH7-2-60-25-R	68 ± 0.5	0.60	90 ± 0.1	80 ± 0.2	37 ± 0.2
	15	WPC7-2-120-25-R	67 ± 0.5	0.63	85 ± 0.1	78 ± 0.2	35 ± 0.2
	20	WPC7-1-180-25-R	65 ± 0.5	0.62	85 ± 0.1	79 ± 0.2	32 ± 0.2
Hydrolyzate (45% HD) from WPC of acid whey with ribose at pH 7	0	WPCH7-2-45-R	70 ± 0.5	0.61	90 ± 0.1	77 ± 0.2	30 ± 0.2
	5	WPCH7-2-30-45-R	80 ± 0.4	0.75	85 ± 0.3	75 ± 0.1	28 ± 0.3
	10	WPCH7-2-60-45-R	86 ± 0.6	0.85	85 ± 0.2	77 ± 0.1	30 ± 0.2
	15	WPCH7-2-120-45-R	87 ± 0.5	1.55	84 ± 0.3	75 ± 0.1	25 ± 0.2
	20	WPCH7-2-180-45-R	85 ± 0.6	0.90	87 ± 0.2	73 ± 0.1	25 ± 0.2
Hydrolyzate (60% HD) from WPC of acid whey with ribose at pH 7	0	WPCH7-2-60-R	83 ± 0.5	0.78	90 ± 0.2	75 ± 0.2	30 ± 0.2
	5	WPCH7-2-30-60-R	85 ± 0.6	0.80	90 ± 0.1	77 ± 0.2	30 ± 0.1
	10	WPCH7-2-60-60-R	88 ± 0.5	0.80	90 ± 0.2	80 ± 0.2	30 ± 0.1
	15	WPCH7-2-120-60-R	80 ± 0.4	0.75	85 ± 0.2	78 ± 0.1	25 ± 0.2
	20	WPCH7-2-180-60-R	80 ± 0.7	0.70	80 ± 0.1	75 ± 0.1	20 ± 0.2
Hydrolyzate (25% HD) from WPC of acid whey with ribose at pH 9	0	WPCH9-2-25-R	85 ± 0.7	0.75	90 ± 0.2	79 ± 0.1	30 ± 0.1
	5	WPCH9-2-30-25-R	88 ± 0.5	0.80	90 ± 0.1	80 ± 0.1	30 ± 0.1
	10	WPCH9-2-60-25-R	90 ± 0.5	1.38 ±	86 ± 0.2	78 ± 0.1	28 ± 0.2
	15	WPCH9-2-120-25-R	89 ± 0.5	0.78	85 ± 0.2	75 ± 0.1	25 ± 0.2
	20	WPCH9-2-180-25-R	85 ± 0.6	0.75	82 ± 0.1	73 ± 0.2	25 ± 0.2
Hydrolyzate (45% HD) from WPC of acid whey with ribose at pH 9	0	WPCH9-2-45-R	85 ± 0.5	0.70	90 ± 0.1	75 ± 0.1	30 ± 0.1
	5	WPCH9-2-30-45-R	88 ± 0.5	0.79	85 ± 0.2	80 ± 0.1	30 ± 0.1
	10	WPCH9-2-60-45-R	90 ± 0.4	0.80	83 ± 0.2	80 ± 0.3	30 ± 0.3
	15	WPCH9-2-120-45-R	91 ± 0.5	1.1.	80 ± 0.1	80 ± 0.1	30 ± 0.3
	20	WPCH9-2-180-45-R	95 ± 0.3	1.3	78 ± 0.1	80 ± 0.2	25 ± 0.3
Hydrolyzate (60% HD) from WPC of acid whey with ribose at pH 9	0	WPCH9-2-60-R	80 ± 0.5	0.75	80 ± 0.2	75 ± 0.1	20 ± 0.2
	5	WPCH9-2-30-60-R	75 ± 0.5	0.73	75 ± 0.2	70 ± 0.2	20 ± 0.1
	10	WPCH9-2-60-60-R	76 ± 0.3	0.70	72 ± 0.2	70 ± 0.2	19 ± 0.1
	15	WPCH9-2-120-60-R	75 ± 0.4	0.67	70 ± 0.2	65 ± 0.1	17 ± 0.1
	20	WPCH9-2-180-60-R	70 ± 0.5	0.65	70 ± 0.2	65 ± 0.1	15 ± 0.1