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transferrin

American

[trans-fer-in] / trænsˈfɛr ɪn /

noun

Biochemistry.

a plasma glycoprotein that transports dietary iron to the liver, spleen, and bone marrow.

transferrin British

/ trænsˈfɜːrɪn /

noun

Also called: beta globulin, siderophilin. biochem any of a group of blood glycoproteins that transport iron

"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 transferrin

1947; trans- + Latin ferr ( um ) iron + -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.

See Examples For:

transferrin

Preclinical projects are testing transferrin receptor vehicles for delivering amyloid antibodies, and a variety of treatments for Parkinson’s disease.

From Barron's ● Jun. 3, 2026

When the antibody plugs into the capillary’s transferrin receptor, a portal through the blood-brain barrier opens up.

From Barron's ● Jun. 3, 2026

As their target, the researchers chose human transferrin receptor, which has long been the target of antibody-based therapies that aim to reach the brain.

From Science Daily ● May 16, 2024

The team's screening technique identified an AAV called BI-hTFR1 that binds human transferrin receptor, enters human brain cells, and bypasses a human cell model of the blood-brain barrier.

From Science Daily ● May 16, 2024

The virus exploits the host’s transferrin, a membrane-bound protein used for iron transport, to attach to the cell.

From Textbooks ● Jun. 9, 2022

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023