Keywords: هورمون های تیروئید; Non-genomic; Thyroid hormones; Nitric oxide; NO synthases; Endothelium; Non génomique; Hormones thyroïdiennes; Monoxyde d'azote; NO synthase; Endothélium; ADMA; asymmetrical dimethyl arginine; Akt; protein kinase B; LDL; low-density lipoprotein; NO;