Research Keyword: transgenic plants

The Potential of Transgenic Hybrid Aspen Plants with a Recombinant Lac Gene from the Fungus Trametes hirsuta to Degrade Trichlorophenol

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Scientists created genetically modified aspen trees that contain an enzyme from a fungus which breaks down toxic chlorophenol chemicals in soil. These transgenic trees were much more effective at removing these harmful pollutants than regular trees. Three of the modified tree lines worked well without causing problems for the plants themselves, suggesting they could be used to clean up contaminated soil in polluted areas.

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Expression of a multigene mushroom luciferin biosynthesis pathway as a pseudo-polycistron in plants

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Researchers attempted to create glowing tomato plants by introducing genes from bioluminescent mushrooms that produce their own light substrate. While the genes worked when temporarily expressed in tobacco plants, stable transgenic tomatoes could not maintain luciferin production. The main challenge was that the light-producing molecule breaks down too quickly in plant tissue, making it difficult to maintain the glow effect.

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Expression of a novel NaD1 recombinant antimicrobial peptide enhances antifungal and insecticidal activities

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Scientists created a new genetically modified tobacco plant that produces a powerful natural pest-fighting protein called NaD1. By attaching special chitin-binding components to this protein, they made it stick better to fungal pathogens and insect digestive systems. When tested, these enhanced proteins killed fungi more effectively and caused higher mortality rates in crop-damaging insects, offering a promising natural alternative to chemical pesticides.

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Expression and antiviral application of exogenous lectin (griffithsin) in sweetpotatoes

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Scientists successfully created sweetpotato plants that produce griffithsin, a powerful antiviral protein found in marine algae. When these modified plants were grown in fields, they resisted a devastating sweetpotato virus disease that normally destroys crops. Interestingly, the virus-fighting mechanism works differently in plants than in animals—instead of directly blocking the virus, griffithsin triggers the plant’s own natural antiviral defense genes.

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