Table 3.

Free amino acids released during the autolysis of shrimp head after UV‐C irradiation stress (mg/g shrimp head)

Amino acid	Time (hr)
	0	0.5	1	3	5
Asp	0.374	0.990	1.962	3.304	3.938
Thr	2.103	3.029	4.807	5.591	5.903
Ser	0.785	1.280	1.976	2.691	2.805
Glu	0.869	1.734	3.494	6.043	6.923
Gly	6.457	6.347	8.246	9.541	9.482
Ala	2.647	3.399	4.921	6.204	6.116
Cys	0.084	0.187	0.326	0.433	0.451
Val	1.298	2.068	3.252	4.209	4.459
Met	0.920	1.327	1.734	2.112	2.141
Ile	1.126	1.863	2.805	3.351	3.931
Leu	3.326	4.367	6.088	7.344	7.740
Tyr	2.959	3.131	3.520	3.549	3.315
Phe	2.790	2.739	3.934	4.444	4.488
Lys	4.063	4.528	5.724	6.750	6.901
His	0.513	0.297	1.192	1.646	1.778
Arg	5.599	5.614	7.359	7.971	7.883
Pro	2.325	2.284	2.666	2.779	2.860
Trp	0.033	0.055	0.070	0.088	0.099