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Research Highlights

Nature 448, 514-515 (2 August 2007) | doi:10.1038/448514a; Published online 1 August 2007

Medical models: Humanized livers
Nitrogen cycle: Attack of the nitrogen fixers
Chemistry: Getting the right version
Biomedicine: Be still my beating heart
Botany: At the root of it all
Astrochemistry: Anions in space
Sex determination: Old sperm sires sons
Nanotechnology: The look and feel of nano
Geophysics: Seismic storms
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