Table 2. Changes during storage in TCA soluble peptides (12%, w/v) of UHT milk produced at different homogenization pressures

Storage period (wk)	TCA (12%, w/v) soluble peptides (mg) / mL milk
	Homogenization pressure (MPa)
	20	25		30
0	1.74±0.10	1.82±0.10		1.67±0.05
4	2.21±0.14	2.06±0.18		2.21±0.13
10	2.27±0.12	2.39±0.10		2.31±0.03
16	2.48±0.12	2.43±0.08		2.63±0.16
Two-way ANOVA analysis	Significance
Between homogenization pressure (MPa)	-	-		-
Between storage time (wk)	0z	4y	10x	16w
Interactions of storage time×homogenization pressure	-

Data are expressed as mean±SD (n=3).
Data were subjected to statistical analysis using two way ANOVA.
Different superscripts indicate significant difference at p<0.05.
TCA, trichloroacetic acid; UHT, ultra high temperature; ANOVA, analysis of variance.