HADH and familial dilated cardiomyopathy: DCM patients had a low expression of 3-hydroxyacyl-CoA dehydrogenase, delta3, delta2-enoyl-CoA isomerase, and hydroxyacyl-coenzyme A dehydrogenase proteins which are involved in lipid metabolism associated along with the low expressions of aldehyde dehydrogenase and peroxiredoxin 2 (Frustaci et al., 2016).