Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An iodine-containing hormone, C15H11I4NO4, produced by the thyroid gland, that increases the rate of cell metabolism and regulates growth and that is made synthetically for treatment of thyroid disorders.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry A
hormone (aniodine derivative oftyrosine ), produced by thethyroid gland , that regulates cellmetabolism andgrowth .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The thyroid gland secretes an inactive thyroid hormone called thyroxine, also known as T4.
Kent Holtorf: Long Term Weight Loss - More Than Will Power? 2009
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Your brain needs thyroid hormone, called thyroxine or T4, to develop and function properly.
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It takes iodine from the food we eat to make iodine-containing hormones called thyroxine (T4) and triiodothyronine (T3).
unknown title 2009
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It takes iodine from the food we eat to make iodine-containing hormones called thyroxine (T4) and triiodothyronine (T3).
unknown title 2009
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Some, such as thyroxine, epinephrine, and histamine have molecules that are modifications of single amino acids; tyrosine in the first two cases, histidine in the last.
The Human Brain Asimov, Isaac 1963
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In addition, many patients are being denied alternatives to thyroxine even when this is merited.
Archive 2008-08-01 2008
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TSH tells the thyroid to capture iodine from the blood to synthesize, store, and release thyroxine (T4).
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Iodine is required to make the thyroid's two principal products -- thyroxine (T4) and triiodothyronine (T3), generally known collectively as "thyroid hormone."
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Unfortunately, even when the disease is diagnosed correctly, the common treatment is just to replace the diminished thyroid hormone, usually with an oral tablet or pill of the thyroid hormone thyroxine (T4 or levothyroxine), a synthetic analog.
Dr. Andrew Lange: How Thyroid Medications Can Destroy Your Thyroid 2009
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The thyroid gland secretes two main hormones, thyroxine and triiodothyronine, into the bloodstream that stimulate all the cells in the body and control many biological processes such as growth, reproduction, development, and metabolism.
Endocrine system 2009
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