Sentence examples for thyroxine from inspiring English sources
noun
A hormone (an iodine derivative of tyrosine), produced by the thyroid gland, that regulates cell metabolism and growth.
Iodine is an essential ingredient of thyroxine, a hormone produced by that gland.The upshot of all this is that the complaints of children (and, indeed, of many adults) that green vegetables are horrid contains a lot of truth.
The chemical structure of thyroxine is.
In vertebrates, the thyroid gland produces thyroxine, an iodine-containing hormone that helps regulate metabolism.
The endostyles of lancelets take up iodine and form thyroxine, but the thyroxine formed may not function as a hormone in the lancelets themselves.
In hypothyroidism the usual findings are low serum total and free thyroxine concentrations and high serum thyrotropin concentrations.
Patients with hypothyroidism should be treated with thyroxine in doses sufficient to raise serum thyroxine concentrations and lower serum thyrotropin concentrations.
At one time, natural l-thyroxine extracted from the thyroids of animals was used to treat patients with thyroxine deficiencies, but today almost all of the l-thyroxine used to treat thyroid disorders is synthetic.
Therefore, serum thyroxine and triiodothyronine concentrations do not change, nor do serum thyrotropin concentrations.
When thyroid hormones are needed, thyroglobulin is reabsorbed from the colloid in the follicular lumen into the cells, where it is split into its component parts, including the two thyroid hormones thyroxine (T4) and triiodothyronine (T3).
These binding proteins are known as thyroxine-binding globulin, transthyretin (thyroxine-binding prealbumin), and albumin.
l-Thyroxine, for example, is an iodine-containing amino acid secreted by the thyroid gland that acts as a regulator of metabolism.
