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ferritin

American  
[fer-i-tn] / ˈfɛr ɪ tn /

noun

Biochemistry.
  1. an amber-colored, crystalline protein, found in the liver, spleen, and bone marrow, that consists of apoferritin combined with a ferric hydroxide-ferric phosphate complex and that stores iron for use in metabolism.


ferritin British  
/ ˈfɛrɪtɪn /

noun

  1. biochem a protein that contains iron and plays a part in the storage of iron in the body. It occurs in the liver and spleen

"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

Etymology

Origin of ferritin

First recorded in 1935–40; ferrite + -in 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After several visits to her doctor, Rose requested a blood test which showed low levels of the protein ferritin.

From BBC

Current methods monitor a protein known as ferritin, the body's iron storage mechanism.

From BBC

Diagnosis typically involves a blood test that screens for iron markers such as ferritin, a protein that stores iron.

From Salon

And unlike iron, which is easily assessed by measuring levels of iron-containing blood proteins like hemoglobin and ferritin, there is no biomarker that can be used as an indicator of zinc levels.

From Washington Post

A closer look revealed evidence of damaged cell membranes, clumps of iron and an abundance of damaged ferritin: a protein complex that stores the iron needed for cellular process such as DNA synthesis and division.

From Scientific American