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Table 3 Serum cytokine concentrations

From: Menstrual cycle phase and carbohydrate ingestion alter immune response following endurance exercise and high intensity time trial performance test under hot conditions

 

PRE

30 min

60 min

90 min

POST

IL-1β (pg/mL)

     

FA

0.9 ± 3.0

0.9 ± 2.5

1.0 ± 3.2

0.9 ± 2.8

0.7 ± 2.9

FC

0.9 ± 3.9

1.0 ± 4.9

1.0 ± 3.3

1.2 ± 3.7

1.4 ± 3.3

LA

0.9 ± 3.1

1.0 ± 2.8

0.8 ± 2.8

1.1 ± 3.0

1.1 ± 2.8

LC

1.2 ± 2.5

1.1 ± 2.7

0.9 ± 2.4

1.1 ± 2.7

1.3 ± 2.2

IL-1ra (pg/mL)

     

FA

186 ± 109

196 ± 131

203 ± 154

256 ± 77

267 ± 130

FC

159 ± 59

173 ± 51

234 ± 95

214 ± 121

212 ± 89

LA

203 ± 103

200 ± 100

202 ± 83

196 ± 61

269 ± 152

LC

234 ± 117

219 ± 138

209 ± 81

224 ± 125

177 ± 115

IL-6 (pg/mL)

     

FA

0.2 ± 1.5

0.1 ± 1.3

0.6 ± 2.3

2.6 ± 3.9a

6.3 ± 12.9b,d

FC

0.1 ± 0.5

0.2 ± 0.3

0.8 ± 1.5

1.9 ± 3.6

2.9 ± 8.8a,c

LA

0.2 ± 0.2

0.2 ± 0.1

0.5 ± 0.8

1.5 ± 4.0a

2.2 ± 9.2b,d

LC

0.2 ± 0.4

0.2 ± 0.2

0.9 ± 1.2

2.3 ± 2.0a,c

4.0 ± 6.6b,d

IL-8 (pg/mL)

     

FA

1.2 ± 0.5

1.5 ± 0.5

1.3 ± 0.7

1.7 ± 0.7

2.0 ± 0.9

FC

1.5 ± 0.5

1.3 ± 0.5

1.0 ± 0.4

1.5 ± 0.5

1.4 ± 0.6

LA

0.8 ± 0.4

1.1 ± 0.4

1.2 ± 0.7

1.2 ± 0.4

1.1 ± 0.5

LC

1.1 ± 0.4

1.5 ± 0.6

1.1 ± 0.5

1.6 ± 0.9

1.8 ± 0.7

IL-10 (pg/mL)

     

FA

5.3 ± 4.1

3.8 ± 3.8

5.1 ± 3.8

4.2 ± 1.6

2.8 ± 2.0

FC

2.6 ± 2.3

3.0 ± 5.0

3.2 ± 1.3

2.5 ± 2.7

2.9 ± 3.2

LA

4.5 ± 8.5

3.3 ± 2.4

3.5 ± 3.2

3.5 ± 3.0

4.9 ± 3.4

LC

3.4 ± 3.5

3.7 ± 3.5

3.9 ± 5.6

3.7 ± 2.4

3.4 ± 2.5

IL-12p40 (pg/mL)

     

FA

37 ± 8

44 ± 11

36 ± 6

38 ± 9

43 ± 5

FC

29 ± 5

36 ± 4

43 ± 8

27 ± 6

36 ± 6

LA

43 ± 7

37 ± 6

32 ± 4

30 ± 10

35 ± 5

LC

32 ± 8

32 ± 3

33 ± 3

30 ± 3

34 ± 4

Calprotectin (ng/mL)

     

FA

21 ± 14

26 ± 19

27 ± 24

47 ± 28

95 ± 147b

FC

18 ± 46

21 ± 121

25 ± 137

39 ± 196b

43 ± 267b,c

LA

23 ± 32

42 ± 29

62 ± 67

170 ± 181b

240 ± 117b,d

LC

26 ± 17

40 ± 45

60 ± 53

64 ± 42a

103 ± 276b,c

MPO (ng/mL)

     

FA

17 ± 2

20 ± 3

20 ± 1

27 ± 4

46 ± 11#

FC

20 ± 5

26 ± 8

25 ± 5

38 ± 13

39 ± 9#

LA

10 ± 2

26 ± 4

24 ± 2

34 ± 3

46 ± 5#

LC

17 ± 2

21 ± 3

19 ± 3

30 ± 7

34 ± 8#

TNF-α (pg/mL)

     

FA

0.3 ± 0.2

0.3 ± 0.1

0.3 ± 0.1

0.3 ± 0.1

0.4 ± 0.2

FC

0.3 ± 0.2

0.3 ± 0.2

0.3 ± 0.2

0.3 ± 0.1

0.3 ± 0.1

LA

0.3 ± 0.1

0.3 ± 0.1

0.3 ± 0.1

0.3 ± 0.1

0.3 ± 0.1

LC

0.3 ± 0.1

0.3 ± 0.1

0.2 ± 0.1

0.3 ± 0.1

0.3 ± 0.1

  1. Data for IL-8, IL-12p40 and MPO are shown as mean ± SEM; data for IL-1β, IL-1ra, IL-6, IL-10, Calprotectin and TNF-α are shown as median ± quartile deviation aSignificantly different from PRE (P < 0.05). bSignificantly different from PRE (P < 0.01). cSignificantly different from 30 min (P < 0.05). dSignificantly different from 30 min (P < 0.01). #Main effect in time (P < 0.01).
  2. Abbreviations: FA follicular phase placebo trial, FC follicular phase carbohydrate trial, IL interleukin, LA luteal phase placebo trial, LC luteal phase carbohydrate trial, MPO myeloperoxidase, POST high intensity time trial performance test, PRE before exercise, TNF tumor necrosis factor.