Table 5. Change in the free amino acid of texturized vegetable protein at 4°C for 9 days (unit: μg/mL)

Amino acid	Storage period at 4°C
Amino acid	0 days	1 days	3 days	6 days	9 days
P-Ser	41.65±0.16^NS4)	43.53±0.30^NS	41.13±0.38^NS	41.38±0.00^NS	41.37±2.22^NS
Tau	ND³⁾	ND	ND	ND	ND
PEA	3.77±2.42^a1)	2.56±0.06^ab	4.71±3.38^ab	1.96±0.00^b	1.94±0.06^b
Urea	ND	ND	ND	ND	ND
Asp	ND	ND	ND	ND	ND
Thr	ND	ND	ND	ND	ND
Ser	13.36±0.20^NS	14.39±0.16^NS	14.78±0.08^NS	15.08±0.00^NS	8.52±8.32^NS
Glu	231.69±0.16^NS	253.67±3.92^NS	263.51±5.28^NS	259.80±0.00^NS	260.71±7.68^NS
Sar	163.26±3.85^NS	176.95±1.54^NS	180.53±5.84^NS	183.94±0.00^NS	181.66±12.95^NS
Gly	31.27±1.48^NS	33.55±1.57^NS	31.60±0.82^NS	32.06±0.00^NS	33.14±0.11^NS
Ala	83.42±3.00^NS	90.45±0.41^NS	88.02±1.24^NS	87.42±0.00^NS	93.48±2.12^NS
Cit	128.44±14.91^NS	144.82±1.92^NS	131.87±2.79^NS	129.46±0.00^NS	153.79±3.18^NS
a-ABA	3.73±5.28^a	7.46±0.25^a	ND^b	ND^b	8.44±0.68^a
Val	12.94±0.40^NS	12.21±1.48^NS	12.31±0.52^NS	12.72±0.00^NS	11.81±0.66^NS
Cys	325.77±2.98^NS	339.08±9.42^NS	353.67±7.68^NS	354.70±0.00^NS	354.30±8.88^NS
Met	15.85±2.73^NS	14.40±8.23	16.86±0.14	20.82±0.00	15.70±0.40
Cysthi	1.04±1.47^NS	1.17±1.65	ND	2.44±0.00	ND
Ile	21.53±0.47^NS	23.34±0.34^NS	23.35±0.47^NS	23.58±0.00^NS	22.97±0.52^NS
Leu	22.88±0.37^NS	24.61±0.35^NS	25.21±0.64^NS	24.72±0.00^NS	24.37±1.00^NS
Tyr	27.15±0.24^NS	30.92±0.20^NS	29.91±0.01^NS	30.20±0.00^NS	29.24±1.27^NS
Phe	64.73±0.86^NS	71.97±0.13^NS	72.27±1.82^NS	72.00±0.00^NS	72.26±2.38^NS
b-Ala	14.84±2.52^NS	18.25±0.69^NS	16.19±3.89^NS	13.28±0.00^NS	16.32±3.51^NS
b-AiBA	6.89±0.13^NS	7.52±0.08^NS	7.93±0.24^NS	8.10±0.00^NS	7.99±0.35^NS
g-ABA	29.70±0.20^NS	32.27±0.10^NS	33.04±0.17^NS	33.14±0.00^NS	33.23±0.83^NS
EOHNH2	89.84±0.00^NS	96.08±0.48^NS	97.18±0.99^NS	96.92±0.00^NS	98.57±2.67^NS
NH3	123.26±0.76^NS	135.05±1.68^NS	128.54±0.31^NS	134.12±0.00^NS	138.88±3.17^NS
Hylys	ND	ND	ND	ND	ND
Orn	2.75±0.07^NS	2.68±0.23^NS	3.22±0.06^NS	3.10±0.00^NS	4.51±0.01^NS
Lys	35.73±0.16^NS	39.25±0.92^NS	39.73±1.03^NS	39.82±0.00^NS	39.43±1.26^NS
1Mehis	ND	ND	ND	ND	ND
His	24.36±0.17^NS	26.59±0.33^NS	25.95±0.38^NS	25.86±0.00^NS	27.03±1.51^NS
3Mehis	ND	ND	ND	ND	ND
Ans	ND	ND	ND	ND	ND
Car	ND	ND	ND	ND	ND
Arg	582.24±3.25^NS	624.46±7.13^NS	639.26±4.44^NS	629.38±0.00^NS	637.33±17.83^NS
Hypro	ND	ND	ND	ND	ND
Pro	ND^NS	11.93±8.53^NS	7.07±9.01^NS	14.18±0.00^NS	16.76±3.03^NS
TAA²⁾	2,102.09±31.44	2,279.16±11.74	2,287.84±32.78	2,299.20±0.00	2,333.75±60.06
EAA³⁾	744.53±6.58	797.58±1.44	815.21±8.41	809.08±0.00	811.47±22.98
EAA/TAA(%)	0.35±0.00	0.35±0.00	0.36±0.00	0.35±0.00	0.35±0.00

Values are mean±SD (n=3).
Total free amino acid.
Total essential amino acid (Thr+Val+Met+Ile+Leu+Phe+His+Lys).
Not detected.
Not significant.