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Table 3 Diet and energy intakes, body weight, liver weight and fat content of obesity-prone and obesity-resistant rats consuming diets with different levels of resistant starch 1

From: Dietary resistant starch dose-dependently reduces adiposity in obesity-prone and obesity-resistant male rats

 

Resistant starch (RS), % of diet weight

Main Effects (P-value)

 

0%

4%

8%

12%

16%

RS

Phenotype

RS x Phenotype

Gross energy intake2,3, kJ/d

378 ± 12

364 ± 7

355 ± 12

345 ± 12

338 ± 10

0.076

0.0187

0.857

Final body weight2,4, g

485 ± 15

465 ± 12

445 ± 18

474 ± 11

461 ± 14

0.136

0.00018

0.692

Final body weight corrected2,4,5, g

483 ± 15

462 ± 12

437 ± 18

467 ± 12

449 ± 13

0.06

0.00019

0.724

Liver wt2,4, %BW

3.19 ± 0.08 c

3.15 ± 0.03 bc

3.02 ± 0.05 ab

3.04 ± 0.05 bc

2.83 ± 0.07 a

0.0001

0.126

0.056

Liver fat content6, %

6.4 ± 0.4

6.4 ± 0.3

6.3 ± 0.1

6.5 ± 0.4

6.6 ± 0.4

0.764

0.01010

0.613

  1. 1 Values are means ± SEM. Labelled means without a common letter differ, P < 0.05.
  2. 2n=8 obesity-prone and n=8 obesity-resistant rats.
  3. 3 Measured after rats were fed the RS diets for 2 wk.
  4. 4 Measured after rats were fed the RS diets for 4 wk.
  5. 5 Final body weight corrected = body weight – full caecum weight.
  6. 6 n=8 (n=4 obesity-prone and n=4 obesity-resistant rats per group).
  7. 7 Obesity-prone 368 ± 8 kJ/d, Obesity-resistant 345 ± 6 kJ/d.
  8. 8 Obesity-prone 502 ± 7 g, Obesity-resistant 445 ± 6 g.
  9. 9 Obesity-prone 497 ± 7 g, Obesity-resistant 441 ± 6 g.
  10. 10 Obesity-prone 7.0 ± 0.2%, Obesity-resistant 6.1 ± 0.2%.
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Nutrition & Metabolism

ISSN: 1743-7075

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