Sylvie Bénet

Vitamins and carotenoids in human milk delivering preterm and term infants: Implications for preterm nutrient requirements and human milk fortification strategies

Karine Redeuil, Antoine Lévèques, Jean‐Marie Oberson, Sylvie Bénet et autres

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Determination of Lutein, β-Carotene, and Lycopene in Infant Formula and Adult Nutritionals by Ultra-High Performance Liquid Chromatography: Collaborative Study, Final Action 2016.13 for β-Carotene and Lycopene Only

Gregory L Hostetler, Sylvie Bénet, Ruben Buis, Esther Campos-Giménez et autres

BACKGROUND: Lutein, β-carotene, and lycopene are among the most common carotenoids present in human milk and are frequently added to infant formula and adult nutritionals. OBJECTIVE: A collaborative study was conducted to assess the interlaboratory performance of AOAC Official MethodSM2016.13 for the …

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Quantitative analysis of vitamin D and its main metabolites in human milk by supercritical fluid chromatography coupled to tandem mass spectrometry

Jean-Marie Oberson, Sylvie Bénet, Karine Redeuil, Esther Campos-Giménez

A novel method to quantitate vitamin D and its main metabolites (vitamin D3, vitamin D2, and their 25-hydroxy metabolites) in breast milk by supercritical fluid chromatography has been developed and fully validated. A small volume of sample (1 mL) is subjected to …

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First quantification of nicotinamide riboside with B3 vitamers and coenzymes secreted in human milk by liquid chromatography-tandem-mass spectrometry

Karine Redeuil, Jessica Vulcano, Francesco Pio Prencipe, Sylvie Bénet et autres

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The contribution of minor folates to the total vitamin B9 content of Infant formula and clinical nutrition products

Esther Campos-Giménez, Sylvie Bénet, Yannick Oguey, Frédéric Martin et autres

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A Novel Methodology for the Quantification of B-Vitamers in Breast Milk

Karine Redeuil, Sylvie Bénet, Michael Affolter, Sagar Thakkar K et autres

With this report we present development, validation and application of an analytical methodology for the quantification of 18 water soluble vitamers and secreted or biological forms in breast milk. On a relatively low amount of breast milk (200 µL), we applied isotope …

Simultaneous quantification of 21 water soluble vitamin circulating forms in human plasma by liquid chromatography-mass spectrometry

Karine Redeuil, Karin Longet, Sylvie Bénet, Caroline Munari et autres

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Determination of Folate in Infant Formula and Adult/Pediatric Nutritional Formula by Ultra-High Performance Liquid Chromatography-Tandem Mass Spectrometry: First Action 2013.13

Karine Meisser-Redeuil, Sylvie Bénet, Catherine Gimenez, Esther Campos-Giménez et autres

A UHPLC-MS/MS method for the determination of folate (vitamin B9) in infant formula and adult/pediatric nutritional formula was assessed for compliance with standard method performance requirements set forth by the AOAC INTERNATIONAL Stakeholder Panel for Infant Formula and Adult Nutritionals (SPIFAN). A …

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Determination of Proteins in Refined and Nonrefined Oils

Carmen Martín-Hernández, Sylvie Bénet, Ladislav Obert

Five methods using aqueous/organic solvents for the separation of proteins from oils were compared. The extraction with acetone-hexane followed by amino acid analysis was found to be the most suitable method for isolation and quantification of proteins from oils. The detection limit …

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Characterization and Quantification of Proteins in Lecithins

Carmen Martín-Hernández, Sylvie Bénet, Laure F. Marvin‐Guy

Several methods for extraction and quantification of proteins from lecithins were compared. Extraction with hexane-2-propanol-water followed by amino acid analysis is the most suitable method for isolation and quantification of proteins from lecithins. The detection limit of the method is 15 mg …

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Physical changes in heat-treated whole milk powder

Robert Baechler, Marie-France Clerc, Stéphane Ulrich, Sylvie Bénet

The heat treatment of milk powders during food manufacturing induces physical and chemical modifications that are governed by material phase transitions.The main aim of this work was to describe the heat-induced physical changes occurring in whole milk powder (WMP).The study was based …

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Simplified Enzymatic High-Performance Anion Exchange Chromatographic Determination of Total Fructans in Food and Pet FoodLimitations and Measurement Uncertainty

Paul Stöber, Sylvie Bénet, Claudia Hischenhuber

A simplified method to determine total fructans in food and pet food has been developed and validated. It follows the principle of AOAC method 997.08, i.e., high-performance anion exchange chromatographic (HPAEC) determination of total fructose released from fructans (F(f)) and total glucose …

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