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Biochemical and laboratory aspects of purine and ... - ERNDIM

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Purine Metabolism:<br />

Characteristics<br />

• ‘de novo’ synthetic pathway makes<br />

nucleotides (energy requiring)<br />

•‘salvage’ mechanism recycles <strong>purine</strong> bases<br />

(energy saving)<br />

•uric acid is the end product in Man<br />

•strong dietary effect: food <strong>purine</strong>s urate.<br />

•Raised urate: Distinguish over-indulgence,<br />

over-production, <strong>and</strong> under-excretion.<br />

•Diagnosis: beware <strong>of</strong> drugs, dietary <strong>purine</strong>s.<br />

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