Effects of olive oil and its minor phenolic constituents on obesity-induced cardiac metabolic changes

Nutrition Journal

Table 3 Calorimetric parameters of obese rats.

	Groups
Calorimetric parameters	Ob	Ob-Olive	Ob-Oleuropein	Ob-Cafeic
VO₂ (ml/min)	3.46 ± 0.11	3.60 ± 0.27	3.78 ± 0.23	4.00 ± 0.14^ab
VCO₂ (ml/min)	2.49 ± 0.002	2.47 ± 0.002^a	2.47 ± 0.014^a	2.48 ± 0.005^c
RQ	0.84 ± 0.03	0.64 ± 0.03^a	0.70 ± 0.11^a	0.66 ± 0.03^a
RMR (kcal/h)	0.97 ± 0.01	0.97 ± 0.04	1.05 ± 0.06	0.42 ± 0.07^abc
VO₂/body weight (ml/h.kg)	8.75 ± 0.53	9.39 ± 1.35	9.49 ± 0.88	10.12 ± 0.93
VO₂/surface area (ml/h.g^0.7)	3.15 ± 0.12	3.35 ± 0.42	3.43 ± 0.29	3.64 ± 0.27
RQ/body weight	0.21 ± 0.02	0.16 ± 0.01^a	0.17 ± 0.02^a	0.17 ± 0.01^a
RQ/surface area	1.28 ± 0.10	0.99 ± 0.08^a	1.06 ± 0.16^a	1.00 ± 0.07^a
RMR/body weight (kcal/h.kg)	2.46 ± 0.23	2.54 ± 0.34	2.63 ± 0.27	1.06 ± 0.23^abc
Fat oxidation (mg/min)	1.38 ± 0.28	3.31 ± 0.57^a	2.85 ± 1.26^a	3.42 ± 0.42^a
Carbohydrate oxidation (mg/min)	1.19 ± 0.25	Not detected	Not detected	Not detected
Energy Balance (kcal/day)	62.93 ± 4.27	62.42 ± 4.60	63.11 ± 4.57	76.55 ± 5.05^abc

Values are given as mean ± SD.
Ob, Obese rats receiving saline; Ob-Olive, obese rats receiving olive oil; Ob-Oleuropein, obese rats receiving oleuropein; Ob-cafeic, obese rats receiving cafeic acid; VO₂, oxygen consumption; VCO₂, dioxide carbon production; RQ, respiratory quotient; RMR, resting metabolic rate.
^a p < 0.05 vs. Ob group.
^b p < 0.05 vs. Ob-Olive group.
^c p < 0.05 vs. Ob-Oleuropein group.

ISSN: 1475-2891