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Any of the class of simple sugars whose molecules contain five carbon atoms, such as ribose and xylose. They generally have the chemical formula C₅H₁₀O₅
- ‘The pentose phosphate pathway is primarily an anabolic pathway that utilizes the 6 carbons of glucose to generate 5 carbon sugars and reducing equivalents.’
- ‘The salvage pathways combine adenine with a pentose to alter the adenosine nucleotide pool inventory.’
- ‘This is an important point since this enzyme plays an essential role in the oxidative pentose phosphate pathway and, therefore, in plant metabolism.’
- ‘In fact as much as 10% of glucose consumption, by erythrocytes, may be mediated by the pentose phosphate pathway.’
- ‘The pentose sugars, whose molecules contain only five carbon atoms instead of six, caramelize very well.’
Late 19th century: from penta- ‘five’+ -ose.
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