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Table 4 Concentrations of amino acids in uterine washings

From: Evidence of endometrial amino acid metabolism and transport modulation by peri-ovulatory endocrine profiles driving uterine receptivity

Amino acid

LF-LCL, μmol/g

SF-SCL, μmol/g

P < F

GLU

 D4

115.30 ± 9.23

157.40 ± 23.49

0.066

 D7

127.93 ± 13.97

153.13 ± 21.92

0.38

AAD

 D4

91.52 ± 0.60

91.63 ± 1.19

0.93

 D7

91.54 ± 0.82

92.71 ± 0.93

0.22

ASN

 D4

115.63 ± 2.80

126.66 ± 7.56

0.12

 D7

139.83 ± 6.55

141.68 ± 6.43

0.84

SER

 D4

6.76 ± 1.03

11.04 ± 2.80

0.19

 D7

17.34 ± 1.96

15.15 ± 3.12

0.63

GLN

 D4

95.74 ± 2.51

108.58 ± 7.08

0.06

 D7

120.05 ± 6.16

122.52 ± 7.91

0.81

GLY

 D4

119.36 ± 12.39

164.37 ± 31.04

0.13

 D7

339.70 ± 41.51

352.53 ± 43.62

0.84

HYS

 D4

11.21 ± 0.51

12.81 ± 0.61

0.08

 D7

12.42 ± 0.74

12.75 ± 0.82

0.80

B-ALA

 D4

70.44 ± 0.60

71.18 ± 0.82

0.58

 D7

80.95 ± 3.88

73.78 ± 1.06

0.08

TAU

 D4

117.20 ± 9.57

197.90 ± 32.56

0.01

 D7

460.47 ± 106.32

334.93 ± 41.22

0.69

THR

 D4

6.88 ± 2.00

8.77 ± 2.79

0.66

 D7

10.10 ± 1.65

9.83 ± 1.73

0.92

ALA

 D4

55.59 ± 5.42

95.70 ± 21.07

0.04

 D7

76.94 ± 8.97

91.15 ± 11.40

0.36

PRO

 D4

6.27 ± 0.98

9.72 ± 2.21

0.13

 D7

29.23 ± 7.78

23.63 ± 3.93

0.81

AAAB

 D4

19.82 ± 1.38

28.71 ± 2.85

0.03

 D7

32.48 ± 7.75

23.29 ± 2.38

0.82

TYR

 D4

6.22 ± 0.99

8.37 ± 1.99

0.16

 D7

6.20 ± 0.74

6.77 ± 0.78

0.62

VAL

 D4

19.11 ± 1.91

23.90 ± 3.56

0.23

 D7

33.11 ± 7.81

16.73 ± 2.27

0.03

MET

 D4

22.16 ± 0.26

22.36 ± 0.29

0.64

 D7

22.73 ± 0.56

22.70 ± 0.26

0.96

CYS

 D4

127.83 ± 6.44

142.07 ± 10.47

0.27

 D7

309.37 ± 49.54

177.92 ± 17.55

0.02

ILE

 D4

18.09 ± 2.25

21.58 ± 3.25

0.21

 D7

15.40 ± 0.95

15.80 ± 1.13

0.93

PHE

 D4

120.92 ± 16.94

120.33 ± 25.84

0.98

 D7

117.49 ± 23.60

142.63 ± 16.80

0.39

TRP

 D4

388.73 ± 35.18

433.83 ± 76.04

0.54

 D7

403.82 ± 32.67

398.52 ± 33.38

0.91

ORN

 D4

98.07 ± 1.86

96.62 ± 2.29

0.51

 D7

97.36 ± 2.33

96.71 ± 1.83

0.82

LYS

 D4

4.61 ± 1.04

4.90 ± 1.58

0.65

 D7

13.44 ± 3.69

6.73 ± 0.42

0.70

  1. Mean ± standard error of the mean of the concentration of amino acid in μmol/g of uterine washings for large follicle-large CL group (LF-LCL; Exp 1 n = 12; Exp 2 n = 9) and small follicle-small CL group (SF-SCL; Exp 1 n = 7; Exp 2 n = 10)