Arabinose
Historical document, translated for reference. It reflects medical knowledge of the 1920s–30s and is not medical advice.
Summary
Arabinose is a pentose carbohydrate with the formula C5H10O5. It can be obtained by boiling cherry gum or certain types of gum arabic with dilute sulfuric acid. Traces of dextrorotatory arabinose may appear in normal human urine after consuming large amounts of fruit, while racemic arabinose is found in urine during pentosuria.
Encyclopedia entry (1928–1936)
ARABINOSE, C5H10O5, a carbohydrate of the pentose group. Traces of dextrorotatory arabinose are found in normal human urine after the ingestion of large amounts of fruit. Arabinose is obtained by boiling cherry gum or certain varieties of gum arabic with dilute H2SO4. Arabinose is readily soluble in water, does not ferment, and reduces alkaline solutions of copper and silver. In urine during pentosuria (see), racemic arabinose is found.
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“Arabinose.” Soviet Medical Encyclopedia. English translation of Bolshaya Meditsinskaya Entsiklopediya, 1st ed. (Moscow, 1928–1936), ed. N. A. Semashko. https://sovietmedicalencyclopedia.com/article/arabinose/