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Table 4 Contents of amino acid component of different types of tea powder

From: Quality analysis and antioxidant activity of different types of tea powder

Amino Acid(ug/g)

Matcha TP

Huangjinya green TP

Oolong TP

Black TP

Pu-erh TP

Tean

4702.400 ± 8.65b

25,440.000 ± 4.15a

1218.400 ± 5.34c

944.000 ± 5.63d

62.200 ± 2.19e

Glu

2240.000 ± 9.87b

4272.000 ± 9.45a

363.360 ± 0.97d

430.240 ± 5.12c

43.904 ± 1.31e

Asp

2180.800 ± 8.39b

2561.600 ± 8.19a

538.880 ± 0.67c

390.240 ± 9.54d

27.216 ± 1.05e

Gln

339.840 ± 3.44b

2331.200 ± 16.79a

46.960 ± 0.31d

67.616 ± 1.08c

9.805 ± 0.12e

Ser

606.720 ± 3.11b

840.800 ± 9.60a

149.264 ± 0.56c

112.704 ± 1.23d

7.837 ± 0.14e

Thr

393.280 ± 4.42b

398.880 ± 1.02a

127.280 ± 0.63c

86.480 ± 0.75d

26.608 ± 1.13e

Pro

179.520 ± 2.41a

161.120 ± 2.05b

58.064 ± 0.65c

33.456 ± 1.03d

21.200 ± 0.23e

Ala

575.680 ± 1.65a

286.400 ± 1.10b

143.968 ± 0.87d

180.160 ± 0.88c

1.017 ± 0.05e

Arg

1193.920 ± 2.70b

5932.800 ± 7.21a

103.616 ± 1.12c

108.912 ± 0.87c

26.752 ± 0.81d

Lys

255.200 ± 1.47b

308.000 ± 3.15a

55.360 ± 0.66c

18.896 ± 0.61d

7.797 ± 0.09e

Val

228.320 ± 9.32a

160.480 ± 1.48b

93.760 ± 1.06c

50.864 ± 0.78d

16.896 ± 0.65e

GABA

253.440 ± 0.91a

135.408 ± 1.16b

76.288 ± 1.03c

134.400 ± 0.47b

32.912 ± 0.23d

Ile

203.360 ± 1.98a

145.856 ± 2.41b

90.768 ± 0.49c

62.224 ± 0.91d

40.160 ± 1.22e

Asn

16.512 ± 0.64b

16.896 ± 0.45b

17.968 ± 0.48a

12.848 ± 0.98c

16.896 ± 0.34b

Cit

23.312 ± 0.32b

60.688 ± 1.10a

20.832 ± 0.50c

18.448 ± 0.41d

17.712 ± 0.23e

Tyr

204.800 ± 2.04b

287.200 ± 4.32a

120.464 ± 1.16c

90.944 ± 0.87d

46.064 ± 0.55e

Orn

/

5.894 ± 0.68a

4.514 ± 0.21b

/

5.538 ± 0.24

Phe

162.560 ± 1.34b

217.920 ± 0.91a

116.496 ± 0.47c

37.504 ± 1.21d

13.637 ± 0.59e

His

125.488 ± 0.15b

244.000 ± 1.35a

38.800 ± 0.65c

22.864 ± 0.21d

14.368 ± 0.52e

Leu

172.800 ± 1.12b

235.200 ± 0.80a

71.312 ± 0.69c

41.696 ± 1.10d

23.280 ± 1.36e

Trp

238.560 ± 1.66a

223.680 ± 1.62a

129.648 ± 0.74b

62.272 ± 0.80c

16.912 ± 0.33d

Gly

34.208 ± 1.52b

68.016 ± 0.87a

32.112 ± 0.95c

32.096 ± 0.59c

27.856 ± 0.78d

Total Amino Acid (mg/g)

14.331 ± 4.32b

44.334 ± 6.35a

3.618 ± 6.32c

2.939 ± 1.53d

0.507 ± 1.32e

  1. a,b,c,d,eDifferent letters in the same row indicate significant differences between mean values (p<0.05)