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Table 2 Energy expenditure (heat production), respiratory exchange ratio (RER), locomotor activity (ambulatory count/day), and food intake of B6.TH- tabw2 congenic, subcongenic, and B6-homozygous control mice on chow and HFS diets over a 24 hour period (males)

From: Subcongenic analysis of tabw2obesity QTL on mouse chromosome 6

Group

Heat production (kcal/hour)

RER

Ambulatory count/day

Food intake (kcal/day)

Chow

Control (n = 10)

0.4879 ± 0.0117ab

0.918 ± 0.007a

19766 ± 1668a

n.d.

tabw2 (n = 4)

0.4880 ± 0.0185abc

0.916 ± 0.012a

15163 ± 2638ab

n.d.

Line A (n = 10)

0.4691 ± 0.0117bc

0.907 ± 0.007a

18182 ± 1668ab

n.d.

Line B (n = 8)

0.4479 ± 0.0131c

0.916 ± 0.008a

13994 ± 1865b

n.d.

Line C (n = 9)

0.4556 ± 0.0123bc

0.923 ± 0.008a

19173 ± 1758a

n.d.

Line D (n = 14)

0.5028 ± 0.0099a

0.925 ± 0.006a

18796 ± 1410a

n.d.

ANOVA p-value

0.0081

0.5653

0.1850

 

HFS diets

Control (n = 12)

0.5541 ± 0.0107a

0.899 ± 0.007a

24571 ± 1523a

15.06 ± 0.52b

tabw2 (n = 3)

0.5713 ± 0.0214a

0.906 ± 0.014a

15962 ± 3046bc

18.99 ± 1.04a

Line A (n = 11)

0.5305 ± 0.0112a

0.866 ± 0.007b

14741 ± 1591c

12.87 ± 0.54c

Line B (n = 8)

0.5398 ± 0.0131a

0.909 ± 0.008a

16928 ± 1865bc

16.18 ± 0.63b

Line C (n = 18)

0.5377 ± 0.0087a

0.899 ± 0.006a

17188 ± 1243bc

15.61 ± 0.42b

Line D (n = 23)

0.5497 ± 0.0077a

0.890 ± 0.005a

19463 ± 1100b

15.20 ± 0.37b

ANOVA p-value

0.4033

0.0014

0.0004

<0.0001

  1. Data are means ± SEM. Group means labeled with different letters are significantly different within a diet (P < 0.05).ND no data.