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Table 1 Effects of diet on physiological parameters and circulating cytokines

From: Long-lasting effect of obesity on skeletal muscle transcriptome

Parameters

Before WSD (Chow)

After WSD

After CR

WSD vs Chow

WSD vs CR

Chow vs CR

Appetite and activity

 Caloric intake, % of chow

99.7 ± 6.4

215.4 ± 19.1

ND

p < 0.01

ND

ND

 Activity (count/day)

28624.7 ± 6842.7

33545.2 ± 5650.0

26284.0 ± 6794.2

NS

NS

NS

Body composition

 Weight (kg)

11.5 ± 0.6

15.1 ± 1.1

12.5 ± 1.1

p < 0.01

p < 0.01

NS

 Body fat (g)

2040.3 ± 357.0

5855.4 ± 881.0

3934.2 ± 820.7

p < 0.01

p < 0.001

p < 0.05

 Lean mass (g)

9028.2 ± 354.9

8793.9 ± 437.7

8179.4 ± 443.6

NS

NS

p < 0.01

Glucose homeostasis

 AUC glucose (mg/dl)

6823.1 ± 440.0

8751.5 ± 718.5

6735.3 ± 538.5

p < 0.05

p < 0.05

NS

 AUC insulin (mg/dl)

4750 ± 647.2

10404 ± 2078.9

7273.6 ± 1869.3

p < 0.05

p < 0.05

NS

 Fasting glucose (mg/dl)

63.5 ± 7.2

63.6 ± 4.0

65.5 ± 2.8

NS

NS

NS

 Fasting insulin (mg/dl)

21.5 ± 7.8

58.5 ± 12.2

29.5 ± 6.6

p < 0.01

p < 0.05

p < 0.05

 HbA1c, percent

6.02 ± 0.15

6.92 ± 0.23

6.35 ± 0.19

p < 0.001

p < 0.05

NS

 HOMA-IR

4.05 ± 1.86

9.7 ± 2.55

4.9 ± 1.3

p < 0.01

p < 0.05

NS

Serum cytokines

 IL6, % of chow

100 ± 0.0

68.9 ± 10.0

120.2 ± 7.7

NS

p < 0.01

NS

 IL-8, % of chow

100 ± 0.0

73.5 ± 13.2

59.6 ± 11.6

p < 0.001

NS

p < 0.001

 Eotaxin, % of chow

100 ± 0.0

60.7 ± 6.9

49.5 ± 3.6

p < 0.001

NS

p < 0.001

 MIF Analyte, % of chow

100 ± 0.0

212.8 ± 64.4

472.9 ± 110.2

NS

p < 0.05

p < 0.01

PAI-1, ng/ml

104.2 ± 5.08

121.2 ± 4.73

125.2 ± 5.33

p < 0.05

NS

p < 0.01

  1. Following 2 months on ad libitum chow diet, animals were provided with ad libitum access to a WSD for 6 months, and then switched back to chow, while being calorically restricted to 70% of individual baseline values. Body composition and glucose homeostasis were assessed before WSD (Chow), 6 months after WSD, and 4 months after CR. Serum cytokine and PAI-1 levels were determined before WSD, 4 months after WSD, and 4 months after CR. Daily caloric intake was determined during chow and WSD periods. Daily caloric intake and serum cytokine levels are presented as normalized a percent of baseline values. Values are Means ± SEM, n = 6. Statistical significance was determined using repeated-measure one-way ANOVA. ND not determined, NS not significant