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Lipid Peroxidation

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Lipid Peroxidation. 1 O 2 + FA OH ° + FA ° Singlet Oxygen Hydroxyl Radical PUFA + OH ° PUFA ° + H 2 O PUFA Radical PUFA ° + O 2 PUFAO 2 ° PUFA Peroxide Radical PUFAO 2 ° + PUFA PUFAO 2 H + PUFA °

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Lipid Peroxidation

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  1. Lipid Peroxidation 1O2+ FA OH° + FA° Singlet Oxygen Hydroxyl Radical PUFA + OH°PUFA°+ H2O PUFA Radical PUFA°+ O2 PUFAO2° PUFA Peroxide Radical PUFAO2°+ PUFAPUFAO2H+PUFA° Lipid Hydroperoxide Breakdown Products (toxic)

  2. Factors influencing LPOin parenteral lipid admixtures Oxygen (Ambient) Light Temperature Micronutrients Trace elements (Cu, Fe, Se) Vitamins (E, A, C)

  3. Lipid peroxidation of AIO admixtures: Influence of trace elements (TE) and storage conditions peroxide values [mmol peroxides/L] 4 20-30°C / daylight; with TE 20-30°C / daylight 3 2-8°C / light-protected with TE 2-8°C / light-protected 2 0.8 1 0 19 1 4 8 14 29 days of storage Steger, Mühlebach JPEN 2000;24:37-41

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