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Levels of total T3 (A) and densitometric assessment-representative western blot of TRα1 expression (B) in end-stage heart failure patients with VAD implantation subjected, or not, to exercise training (Group GT and Group CG, respectively). Serum samples and myocardial samples were obtained at HTx. It is interesting to note that levels of TRβ1 were undetectable. *P < 0.05 vs Group CG.
