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an apoprotein that can bind many atoms of iron per molecule to form ferritin, the form in which iron is stored in the liver and other tissues.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A protein in the intestinal wall that combines with a ferric hydroxide-phosphate compound to form ferritin, the first stage in the absorption of iron. Apoferritin is an oligomer of 24 chains in a spheric structure; the cavity of this sphere can contain up to 4,500 Fe3+ ions.
Farlex Partner Medical Dictionary © Farlex 2012
A protein in the intestinal wall that combines with a ferric hydroxide-phosphate compound to form ferritin, the first stage in the absorption of iron.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
apoferritinA substance with which absorbed iron may be complexed in the body to form a ferritin store. Ferritin is one of the two forms of iron store in the cells of the body. The other is haemosiderin.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005