transferrin

[trans-fer-in]
noun Biochemistry.
a plasma glycoprotein that transports dietary iron to the liver, spleen, and bone marrow.

Origin:
1947; trans- + Latin ferr(um) iron + -in2

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World English Dictionary
transferrin (trænsˈfɜːrɪn)
 
n
biochem beta globulin, Also called: siderophilin any of a group of blood glycoproteins that transport iron
 
[C20: from trans- + ferro- + -in]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

transferrin trans·fer·rin (trāns-fěr'ĭn)
n.
A beta globulin in blood serum that combines with and transports iron. Also called siderophilin.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Britannica
Encyclopedia

transferrin

protein (beta1 globulin) in blood plasma that transports iron from the tissues and bloodstream to the bone marrow, where it is reused in the formation of hemoglobin. Found fixed to the surface of developing red blood cells, transferrin frees iron directly into the cell. Human beings have 14 different types of transferrin, but all are believed to be determined at a single genetic locus. They are named by letters of the alphabet; the commonest is called C

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
The transferrin even seemed to have a slight tendency to take up more iron ions than plutonium.
Transferrin is a protein that carries iron in the blood.
Iron is carried in the blood attached to the protein transferrin.
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