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Plant Roots
Plant Shoots
Soybeans
Oryza sativa
Hordeum
Plant Leaves
Iron
Azetidinecarboxylic Acid
Nitrogen Radioisotopes
Carbon Radioisotopes
FMN Reductase
Plant Proteins
Transaminases
Quaternary Ammonium Compounds
Nitrates
Methionine
Biological Transport
Darkness
Positron-Emission Tomography
Tomography, Emission-Computed
Co-Publications
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