Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A thyroid hormone, C15H12I3NO4, similar to thyroxine but more potent, used in the treatment of hypothyroidism.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry The most powerful
thyroid hormone , affecting almost every process in the body, including bodytemperature ,growth , andheart rate .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Normally, the inactive T4 is converted inside the cell to the active thyroid hormone called triiodothyronine (also known as T3).
Kent Holtorf: Long Term Weight Loss - More Than Will Power? 2009
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They found that cutting calories reduced two significant effects of aging, a thyroid hormone called triiodothyronine, which has been shown to help control cellular metabolism and energy balance in the body, and an inflammatory molecule called tumor necrosis factor alpha.
Lange 2010 Jim Karas 2007
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They found that cutting calories reduced two significant effects of aging, a thyroid hormone called triiodothyronine, which has been shown to help control cellular metabolism and energy balance in the body, and an inflammatory molecule called tumor necrosis factor alpha.
Lange 2010 Jim Karas 2007
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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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When T4 reaches target cells, it is converted to triiodothyronine (T3).
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Effects of thyroxine as compared with thyroxine plus triiodothyronine in patients with hypothyroidism.
The UltraMind Solution M.D. Mark Hyman 2009
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Changes in serum thyroxine, triiodothyronine, and thyrotropin induced by lithium in normal subjects and in rats (The James A. Bush memorial research awards) by Connie Child
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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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Inhibition of iodide uptake results in decreased production of iodine-rich thyroid hormones triiodothyronine, or T3 (Figure 2) and thyroxine, or T4 (Figure 3).
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The thyroid gland secretes two main hormones, thyroxine and triiodothyronine, into the bloodstream.
Endocrine disruption 2008
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