noun. a protein containing 20% iron that is found in the intestines and liver and spleen; it is one of the chief forms in which iron is stored in the body.
Example sentences of the word ferritin
1. Noun, singular or mass
The amount of ferritin in the body is directly related to the amount of iron in the body.
A child with a ferritin measurement in the lower end of the normal range has less iron than a child in the upper end of the normal range.
3. Verb, base form
For normal thyroid hormone transport and receptor response, you require normal levels of vitamin D and ferritin along with normal levels of cortisol, according to “The Hormone Makeover,” by Donna White.
4. Verb, non-3rd person singular present
Here’s what you need to know about your iron requirements and which ferritin supplements you should be taking.
Your liver releases ferritin as required for your body to make new red blood cells in your bone marrow.