(Greek) In mythology, the daughter of Athamas who escaped sacrifice on the back of a golden ram
a test for the presence of protein (albumin) in the urine. A quantity of urine is carefully poured onto the same quantity of pure nitric acid in a test tube. A white ring forms at the junction of the liquids if albumin is present. However, a similar result may be obtained if the urine contains certain drugs or is very concentrated. A dark brown ring indicates the presence of an abnormally high level of potassium indoxyl sulphate in the urine (see indicanuria). [J. F. Heller (1813–71), Austrian pathologist]... heller’s test
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