plant-engineering
Plant engineering encompasses the application of genetic, molecular, and biotechnological tools to deliberately modify or optimize plant traits for desired outcomes. This field is central to plant science research because it enables scientists to probe gene function, improve crop resilience, enhance nutritional profiles, and develop sustainable agricultural solutions by precisely manipulating plant biology at the cellular and genomic level.
open_in_new WikipediaPubMed · 2026-04-06
Scientists identified three proteins in a nickel-hyperaccumulating plant that work together to pull toxic nickel from soil and store it safely in leaves. When these proteins were engineered into a common lab plant, it accumulated nearly twice as much nickel without showing signs of toxicity.
OcFPN1, a root-based transporter, increased nickel movement from roots to shoots by 5.0- to 7.1-fold in engineered Arabidopsis compared to wild-type plants.
OcFPN2;1, a shoot-based vacuolar transporter, increased shoot nickel accumulation by 51.1–97.5% on its own, but did not reduce nickel toxicity when expressed alone.
Co-expressing both OcFPN1 and OcFPN2;1 roughly doubled shoot nickel concentration and alleviated toxicity symptoms — plants showed less yellowing and grew longer roots under nickel stress.
