Signalling via #thyroid hormones is more than T3 and T4. It involves 27 molecules based on the thyronine skeleton, 10 transmembrane transporters, 3 deiodinases, 6 receptors, and 4 types of action, unfolding a complex firework of possibilities, explaining health and disease.
https://doi.org/10.1007/978-981-96-3682-2_3