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  • SmartPlant: Environmental Control of Carotenoid Biosynthesis: A novel strategy to improve photosynthetic efficiency

    Gabriela Toledo-Ortiz

    University of Edinburgh

    School of Biological Sciences

    Halliday LabCIG

  • BIOMASS

    GROWTH

    Photosynthesis

    CROP YIELD

    Photosynthetic Pigments

    Chlorophylls

    Why photosynthetic pigments are important?

    Light

    Harvesting

    Growth

    Regulators

    Aroma

    Flavors

    Antioxidants

    Color

    Visual pigments

    Retinoids

    Vitamin A

    Carotenoids

  • TEMPERATURE

    phytochrome

    PIF1

    HY5

    Transcription

    factors

    PIF3

    PIF4

    PIF5

    CACGTG

    TEMPERATURE

    Antagonistic transcription factors modulate carotenoid biosynthesis in response to environmental cues

  • Photopigment content istemperature dependent

  • Shade induces changes in carotenoid content

    Jordi Bou-Torrent, Miriam OrtizJaime Martinez-Garcia

    Manuel Rodriguez-Concepcion

    sun shade

    Collaborative Effort

    Gabriela Toledo-OrtizKaren Halliday