| iron sulfate | A soluble iron salt frequently used as an iron supplement in tablets and liquid preparations. Synonym: ferrous sulfate. (05 Mar 2000) |
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| iron, dietary | Iron or iron compounds used in foods or as food. Dietary iron is important in oxygen transport and the synthesis of the iron-porphyrin proteins haemoglobin, myoglobin, cytochromes, and cytochrome oxidase. Insufficient amounts of dietary iron can lead to iron-deficiency anaemia. (12 Dec 1998) |
| iron-52 | A radioactive iron isotope; a cyclotron-produced positron emitter with a half-life of 8.28 hr, used to study iron metabolism. (05 Mar 2000) |
| iron-55 | An iron isotope; a positron emitter with a half-life of 2.73 years; used (less often than 59Fe) as a tracer in study of iron metabolism and in blood perfusion studies. (05 Mar 2000) |
| iron-59 | An iron isotope; a gamma and beta emitter with a half-life of 44.51 days; used as tracer in study of iron metabolism, determination of blood volume, and in blood transfusion studies. (05 Mar 2000) |
| iron-binding capacity | The capacity of iron-binding protein in serum (transferrin) to bind serum iron. (05 Mar 2000) |
| iron-dextran complex | <chemical> Iron dextran. A complex of ferric oxyhydroxide with dextrans of 5000 to 7000 daltons in a viscous solution containing 50 mg/ml of iron. It is supplied as a parenteral preparation and is used as a haematinic. (goodman and gilman's the pharmacological basis of therapeutics, 8th ed, p1292) Pharmacological action: haematinics. Chemical name: Iron dextran (12 Dec 1998) |
| iron-hearted | Hard-hearted; unfeeling; cruel; as, an iron-hearted master. Source: Websters Dictionary (01 Mar 1998) |
| iron-storage disease | The storage of excess iron in the parenchyma of many organs, as in idiopathic haemochromatosis or transfusion haemosiderosis. (05 Mar 2000) |
| iron-storage protein | <chemical> Soluble iron storage protein from e coli; different from ferritin and haemosiderin (05 Dec 1998) |
| iron-sulfur proteins | A group of proteins possessing only the iron-sulfur complex as the prosthetic group. These proteins participate in all major pathways of electron transport: photosynthesis, respiration, hydroxylation and bacterial hydrogen and nitrogen fixation. (12 Dec 1998) |
| ironbark tree | <botany> The Australian Eucalyptus Sideroxylon, used largely by carpenters and shipbuilders. Synonym: ironwood. Source: Websters Dictionary (01 Mar 1998) |
| ironheads | <botany> A European composite herb (Centaurea nigra); so called from the resemblance of its knobbed head to an iron ball fixed on a long handle. Source: Websters Dictionary (01 Mar 1998) |
| ironsmith | 1. A worker in iron; one who makes and repairs utensils of iron; a blacksmith. 2. <zoology> An East Indian barbet (Megalaima faber), inhabiting the Island of Hainan. The name alludes to its note, which resembles the sounds made by a smith. Source: Websters Dictionary (01 Mar 1998) |
| ironweed | <botany> A tall weed with purplish flowers (Vernonia Noveboracensis). The name is also applied to other plants of the same genus. Source: Websters Dictionary (01 Mar 1998) |