Table 1.

A) Effect of 6 weeks testosterone treatment on histological changes of cardiomyocytes in the diabetic and diabetic castrated groups; B) Effect of 6 weeks exercise training on histological changes of cardiomyocytes in the diabetic and diabetic castrated groups; C) Effects of 6 weeks testosterone and exercise on histological changes of cardiomyocytes in the diabetic group; D) Effects of 6 weeks testosterone and exercise on histological changes of cardiomyocytes in the diabetic castrated group

A	Interstitial edema	Leukocyte infiltration	Cardiomyocyte necrosis and congestion
Dia	1.57 ±  0.78	2.42 ± 0.78	2.57 ± 0.53
Dia-Cas	2.71 ± 0.48*	2.8571 ± 0.37	3.0 ± 0
Dia-T	1.71 ± 0.75++	1 ± 1 ++	0.85 ± 0.89*+++
Dia-Cas-T	1.85 ± 0.69+	1.42 ± 0.78* ++	1.42 ± 0.05**+++
B	Interstitial edema	Leukocyte infiltration	Cardiomyocyte necrosis and congestion
Dia	1.57 ±  0.78	2.42 ± 0.78	2.57 ± 0.53
Dia-Cas	2.71 ± 0.48*	2.8571 ± 0.37	3.0 ± 0
Dia-E	1.42 ± 0.53	1.28 ± 1*	1.0 ± 0***
Dia-Cas-E	1.85 ± 0.37 ++	2.14 ±  0.69007+@	2.14 ±0.69++@@
C	Interstitial edema	Leukocyte infiltration	Cardiomyocyte necrosis and congestion
Dia	1.57 ± 0.78	2.42 ± 0.78	2.57 ± 0.53
Dia-T	1.71 ± 0.75	1.85 ± 0.37	0.85 ± 0.89*
Dia-E	1.42 ± 0.53	1.28 ± 1. 00 *	1.0 ± 0***
Dia-T-E	1.85 ± 0.37	2.14 ±  0.69*	2.14 ±0.69**
D	Interstitial edema	Leukocyte infiltration	Cardiomyocyte necrosis and congestion
Dia-Cas	2.71 ± 0.48	2.8571 ± 0.37	3.0 ± 0
Dia-Cas-T	1.85 ± 0.69+	1.42 ± 0.78++	1.42 ± 0.05+++
Dia-Cas-E	1.85 ± 0.37++	2.14 ± 0.69007+	2.14 ±0.69++
Dia-Cas-T-E	1.28 ± 0.48++▲	1.28 ± 0.48+++▲	1.28 ± 0.48+++▲

Data are expressed as mean± SEM for 7 animals.

^*p<0.05,

^**p<0.01,

^***p<0.001 vs the Dia group.

^@p<0. 05,

^@@p<0. 01 vs the Dia-E group.

⁺p<0.05,

⁺⁺p<0.01,

⁺⁺⁺p<0.001 vs the Dia-Cas group.

^▲p<0.05 vs the Dia-Cas-E group.