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Subjects radiolabeling Remove constraint radiolabeling: radiolabeling Year 2010 Remove constraint 2010: 2010

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1. 13C Discrimination: A Stable Isotope Method to Quantify Root Interactions between C3 Rice (Oryza sativa) and C4 Barnyardgrass (Echinochloa crus-galli) in Flooded Fields

Description:: Includes references
Author:: Gealy, David R. , Fischer, Albert J.
Subject:: Oryza sativa , rice , Echinochloa crus-galli , crop-weed competition , roots , quantitative analysis , carbon , isotope labeling , radiolabeling , flooded conditions , C4 photosynthesis , C3 photosynthesis , weed biology
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010

2. Vitamin K absorption and kinetics in human subjects after consumption of 13C-labelled phylloquinone from kale

Description:: Includes references
Author:: Novotny, Janet A. , Kurilich, Anne C. , Britz, Steven J. , Baer, David J. , Clevidence, Beverly A.
Subject:: phylloquinone , vitamin supplements , vitamin metabolism , intestinal absorption , volunteers , dietary nutrient sources , kale , nutrient availability , vitamin content , reversed-phase high performance liquid chromatography , mass spectrometry , stable isotopes , mathematical models , radiolabeling , blood serum , human nutrition , vitamin K , absorption , isotope labeling , carbon , nutrient uptake , uptake mechanisms , kinetics , biomarkers , blood plasma , temporal variation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010