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Table 2 Plasma amino acid concentrations in the obese, nonobese, visceral obese, and nonvisceral obese groups

From: Associations among the plasma amino acid profile, obesity, and glucose metabolism in Japanese adults with normal glucose tolerance

 

Overall

Obese

Nonobese

p valuesa

Visceral obesity

Nonvisceral obesity

p b

(nmol/ml)

(n = 83)

(n = 10)

(n = 73)

 

(n = 18)

(n = 75)

valuesa

Essential AAs

       

 Histidine

85.42 ± 9.71

88.02 ± 9.95

85.06 ± 9.69

0.370

84.83 ± 7.94

85.58 ± 10.19

0.774

 Isoleucine

64.07 ± 12.09

72.94 ± 12.74

62.86 ± 11.57

0.013

70.99 ± 10.59

62.16 ± 11.85

0.005

 Leucine

125.07 ± 20.71

139.34 ± 15.73

123.12 ± 20.62

0.019

136.51 ± 15.93

121.90 ± 20.85

0.007

 Lysine

187.46 ± 26.41

208.75 ± 23.59

184.55 ± 25.56

0.006

186.83 ± 21.20

187.64 ± 27.82

0.909

 Methionine

26.51 ± 3.71

26.69 ± 3.89

26.48 ± 3.71

0.871

25.81 ± 3.97

26.70 ± 3.65

0.370

 Phenylalanine

57.67 ± 6.79

59.54 ± 4.86

57.41 ± 7.00

0.356

59.13 ± 8.34

57.26 ± 6.31

0.305

 Threonine

129.23 ± 26.66

126.43 ± 19.06

129.61 ± 27.62

0.726

122.77 ± 23.68

131.02 ± 27.33

0.248

 Tryptophan

56.04 ± 10.08

53.93 ± 6.27

56.33 ± 10.49

0.484

61.94 ± 15.43

54.40 ± 7.38

0.004

 Valine

231.17 ± 30.90

261.89 ± 27.62

226.96 ± 29.03

<0.001

244.87 ± 25.78

227.38 ± 31.30

0.033

Nonessential AAs

       

 Alanine

342.61 ± 79.73

359.03 ± 99.02

340.36 ± 77.28

0.491

349.52 ± 83.12

340.70 ± 79.33

0.681

 Arginine

66.10 ± 16.33

70.04 ± 17.12

65.56 ± 16.27

0.420

64.26 ± 10.86

66.62 ± 17.58

0.591

 Asparagine

46.49 ± 6.19

46.17 ± 7.03

46.53 ± 6.12

0.865

42.73 ± 5.92

47.53 ± 5.89

0.003

 α-ABA

20.11 ± 5.50

22.01 ± 5.98

19.85 ± 5.42

0.247

20.17 ± 6.39

20.10 ± 5.28

0.963

 Citrulline

28.34 ± 6.20

26.23 ± 6.23

28.63 ± 6.19

0.254

25.57 ± 4.99

29.11 ± 6.32

0.031

 Cystine

36.67 ± 6.41

41.47 ± 7.06

36.02 ± 6.08

0.011

37.59 ± 7.53

36.42 ± 6.11

0.497

 Glutamate

57.93 ± 19.19

70.06 ± 17.04

56.27 ± 18.97

0.032

71.88 ± 24.25

54.07 ± 15.68

<0.001

 Glutamine

524.27 ± 55.46

514.17 ± 80.48

525.66 ± 51.75

0.542

495.84 ± 60.17

532.15 ± 51.86

0.013

 Glycine

220.56 ± 34.87

197.88 ± 41.43

223.67 ± 33.00

0.027

193.69 ± 30.16

228.00 ± 32.51

<0.001

 Ornithine

80.34 ± 16.80

86.87 ± 14.91

79.44 ± 16.94

0.192

81.85 ± 15.20

79.92 ± 17.30

0.669

 Proline

147.67 ± 39.39

141.67 ± 32.09

148.50 ± 40.40

0.610

151.29 ± 33.02

146.67 ± 41.15

0.662

 Serine

116.31 ± 19.30

112.34 ± 15.82

116.86 ± 19.76

0.491

104.54 ± 16.36

119.57 ± 18.87

0.003

 Taurine

74.99 ± 18.72

69.79 ± 15.03

75.70 ± 19.15

0.352

71.52 ± 15.75

75.95 ± 19.47

0.377

 Tyrosine

61.26 ± 9.71

66.44 ± 13.47

60.55 ± 8.97

0.072

62.76 ± 9.47

60.84 ± 9.80

0.461

  1. Data are mean ± SD. obese: BMI ≥ 25, nonobese: BMI < 25; visceral obesity: visceral fat area ≥ 100 cm2, nonvisceral obesity: visceral fat area < 100 cm2
  2. AA amino acid, α-ABA α-aminobutyric acid, BMI body mass index
  3. aObese vs Nonobese, bVisceral obesity vs Nonvisceral obesity. Bold numbers indicate significant differences between the two groups with p <0.05
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Nutrition & Metabolism

ISSN: 1743-7075

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