Biography

From an early age I have been curious about how and why thing work the way they do. I also found plants fascinating as they contribute so much to our lives: food, oxygen, shelter, medicines. I am particularly interested in plant secondary metabolism and how these metabolites contribute to plant success and human enjoyment of them.  During my PhD at the Univeristy of Florida I worked on characterizing the biosynthesis pathways of molecules that contribute to tomato flavor. I then moved to the University of British Columbia where I began researching spruce defense again insect pest and the biosynthesis of defense compounds. After receiving a Young Researcher Talent grant from the Norwegian Research Council, I came to NIBIO to study the molecular mechanism of spruce defense priming. Expertise: plant defense, molecular biology, plant biochemistry, functional genomics

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Abstract

Gymnosperms are long-lived, cone-bearing seed plants that include some of the most ancient extant plant species. These relict land plants have evolved to survive in habitats marked by chronic or episodic stress. Their ability to thrive in these environments is partly due to their phenotypic flexibility, and epigenetic regulation likely plays a crucial part in this plasticity. We review the current knowledge on abiotic and biotic stress memory in gymnosperms and the possible epigenetic mechanisms underlying long-term phenotypic adaptations. We also discuss recent technological improvements and new experimental possibilities that likely will advance our understanding of epigenetic regulation in these ancient and hard-to-study plants.