Table 2 Lung parameters and bronchoalveolar lavage (BAL) data in regular chow diet, HFD, HFD + high fructose, HTFD + high fructose ad libitum (O) and restricted (R) groups.

From: Caloric restriction prevents the development of airway hyperresponsiveness in mice on a high fat diet

 

CD

Obese

Food Restricted

HFD (O)

HFD + HFr (O)

HTFD + HFr (O)

HFD (R)

HFD + HFr (R)

HTFD + HFr (R)

Number of mice (n)

16

8

8

8

8

8

8

Age (weeks)

8

8

8

8

8

8

8

Triglycerides in lung tissue (µg/mg)

4.91 ± 0.38

5.82 ± 0.74

8.65 ± 1.17***

4.98 ± 0.45

5.8 ± 0.43

3.44 ± 0.29

5.15 ± 0.46

Free fatty acids in lung tissue (umol/mg)

0.022 ± 0.002

0.025 ± 0.003

0.026 ± 0.003

0.022 ± 0.001

0.020 ± 0.002

0.022 ± 0.003

0.03 ± 0.003

Lung volume (ml)

0.23 ± 0.02

0.22 ± 0.01

0.21 ± 0.05

0.23 ± 0.01

0.22 ± 0.01

0.24 ± 0.01

0.23 ± 0.01

Interleukin-1β mRNA in epididymal fat (fold change)

1.00 ± 0.15

1.01 ± 0.16

ND

ND

ND

ND

ND

Interleukin-1β mRNA in inguinal fat (fold change)

1.00 ± 0.33

0.44 ± 0.17

ND

ND

ND

ND

ND

BAL cell count (cells/ml)

27703.1 ± 4571.1

58531.3 ± 6299.4

61406.3 ± 13597.3

87268.8 ± 20707.6***

20714.3 ± 3965.1

41666.7 ± 10389.3

22500 ± 3273.3

BAL differential (% of total)

Epithelial cells

2.3 ± 0.5

1.5 ± 0.2

1.3 ± 0.3

1.5 ± 0.5

2.5 ± 0.6

0.7 ± 0.3

3.5 ± 1.1

Macrophages

97.0 ± 0.5

97.9 ± 0.3

98.1 ± 0.4

97.7 ± 0.7

96.7 ± 0.5

98.9 ± 0.4

96.0 ± 1.3

Eosinophils

0

0

0

0

0

0

0

Basophils

0

0

0

0

0

0

0

Neutrophils

0.07 ± 0.05

0.11 ± 0.06

0.08 ± 0.05

0.49 ± 0.33

0.03 ± 0.03

0

0.1 ± 0.1

  1. ***Denote that these values were significantly different as compared to the chow diet (CD) group, p < 0.001. ND, not done.