Quality Evaluation of Thirteen Geographical Populations of Lycium chinense Using Quantitative Analysis of Nutrients and Bioactive Components

Table 2

Amino acid composition and contents of different Lycium chinense populations.

Populations	Amino acid contents (g/kg (fw))
	Medicinal amino acids	Umami taste amino acids	Sweet amino acids	Aromatic amino acid	Total taste amino acids
XS	26.00 ± 0.17a	13.47 ± 1.53a	10.50 ± 0.26a	17.80 ± 0.30a	38.80 ± 0.61a
SS	24.20 ± 0.06b	12.63 ± 1.50a	9.90 ± 0.12b	16.20 ± 0.15b	35.90 ± 0.06b
JJ	23.50 ± 0.25bc	12.17 ± 1.27a	9.90 ± 0.10b	16.00 ± 0.06bc	35.20 ± 0.26bc
JL	23.30 ± 0.44cd	12.23 ± 1.41a	9.80 ± 0.26b	15.70 ± 0.35bcd	34.90 ± 0.40bc
KM	23.00 ± 0.40cde	12.10 ± 1.89a	8.30 ± 0.12e	14.20 ± 0.35g	33.00 ± 0.47e
XJ	22.90 ± 0.15cde	11.47 ± 1.57a	9.10 ± 0.10c	15.50 ± 0.12cd	33.70 ± 0.20de
JZ	22.80 ± 0.25cde	12.13 ± 1.54a	9.80 ± 0.06b	15.30 ± 0.21de	34.60 ± 0.31cd
LT	22.50 ± 0.12def	10.90 ± 1.40a	9.10 ± 0.21c	15.60 ± 0.10bcd	33.30 ± 0.20e
YC	22.20 ± 0.06efg	11.63 ± 1.50a	9.50 ± 0.17bc	15.20 ± 0.12def	33.60 ± 0.21de
HN	22.20 ± 0.36efg	11.83 ± 1.23a	9.00 ± 0.21cd	14.60 ± 0.17fg	32.90 ± 0.50ef
GL	21.80 ± 0.15fg	10.27 ± 1.21a	8.20 ± 0.23e	15.70 ± 0.12bcd	31.90 ± 0.15f
GZ	21.70 ± 0.46fg	11.57 ± 1.49a	9.10 ± 0.31c	14.80 ± 0.26efg	32.60 ± 0.72ef
SY	21.40 ± 0.25g	10.83 ± 1.41a	8.50 ± 0.10de	14.60 ± 0.15fg	31.80 ± 0.30f

Note: the values are mean ± standard error, n = 3. fw, fresh weight; medicinal amino acids: Asp, Glu, Gly, Met, Leu, Tyr, Phe, Lys, and Arg; umami taste amino acids: Asp, Glu, Gly, and Ala; sweet amino acids: Gly, Ala, Ser, and Pro; aromatic amino acids: Val, Leu, Phe, Lys, Arg, and Tyr. Lowercase letters identify groups of populations that differ significantly ().