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histidine




histidine
The histidine molecule.
Source: Wikipedia

A colorless, soluble, crystalline essential amino acid, which is the precursor of histamine. Histidine (C3H3N2CH2CHNH2COOH) is necessary for growth and repair of tissue, production of red and white blood cells (it is a component – 8.5 percent by weight – of hemoglobin), and preservation of myelin sheaths. Nutritional sources of histidine include dairy products and meat.


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   • BIOCHEMISTRY