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Pronunciation: trans-fer'in


  1. A nonheme ß1-globulin of the plasma, capable of associating reversibly with up to 1.25 mcg iron per gram, and acting therefore as an iron-transporting protein.
  2. A glycoprotein, found in mammalian milk (lactoferrin) and egg white (conalbumin, ovotransferrin), that binds and transports iron (Fe3+).

[trans- + L. ferrum, iron, + -ia]

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