Mechanism of Action of Thyroid Hormones
Introduction Thyroid hormones, primarily triiodothyronine (T3) and thyroxine (T4), regulate metabolism, growth, development, and energy utilization throughout the body. T4 is the major hormone secreted by the thyroid gland, while T3 is the more biologically active form. Most circulating T4 is converted to T3 in peripheral tissues. Thyroid hormones exert their effects mainly through nuclear … Read more