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[ih-rith-roh-poi-i-tn, -poi-eet-n] /ɪˌrɪθ roʊˈpɔɪ ɪ tn, -pɔɪˈit n/
Biochemistry. a hormone that stimulates production of red blood cells and hemoglobin in the bone marrow, released in response to low levels of oxygen in the tissues.
a synthetic form of this hormone, used as a performance-enhancing drug.
Origin of erythropoietin
First recorded in 1945-50; erythropoiet(ic) + -in2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for erythropoietin


a hormone, secreted by the kidney in response to low levels of oxygen in the tissues, that increases the rate of erythropoiesis. It has been used as a performance-enhancing drug for athletes and racehorses EPO
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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erythropoietin in Medicine

erythropoietin e·ryth·ro·poi·e·tin (ĭ-rĭth'rō-poi-ē'tĭn)
A glycoprotein hormone that stimulates the production of red blood cells by bone marrow.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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erythropoietin in Science
A glycoprotein hormone, secreted mostly by the kidneys in adults and the liver in children, that stimulates stem cells in the bone marrow to produce red blood cells.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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