Research Keyword: peroxidase

Fungal Ligninolytic Enzymes and Their Application in Biomass Lignin Pretreatment

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Scientists tested ten different types of fungi to see which ones could best break down lignin, a tough natural material found in plants. Four fungi species showed exceptional ability to produce special enzymes that decompose lignin. These findings could help develop new eco-friendly industrial processes for converting plant waste into useful products, potentially reducing reliance on chemical treatments and fossil fuels.

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Comparative Characterization of Oxidative Enzymes for Arabinoxylan and Protein Cross-Linking via Ferulic Acid and Tyrosine in Model Systems

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Scientists tested different enzymes to see which ones work best at linking proteins and fiber molecules together in bread dough. They found that combining certain enzymes, especially peroxidase with glucose oxidase, works better than using them alone. By adjusting the amounts of ferulic acid and tyrosine (compounds in food), they could control whether the cross-links formed within the same molecule or between different molecules. This research helps food makers choose the right enzymes to improve bread texture without extra processing steps.

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Esterase and Peroxidase Are Involved in the Transformation of Chitosan Films by the Fungus Fusarium oxysporum Schltdl. IBPPM 543

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Scientists discovered that a fungus called Fusarium oxysporum can safely modify chitosan films (a material made from shellfish shells) without breaking them apart. Instead of using destructive enzymes, the fungus produces special enzymes called esterase and peroxidase that reorganize the chitosan’s structure, making it stronger and more resistant. This discovery could lead to new medical materials, drug delivery systems, and water purification products with customized properties.

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Esterase and Peroxidase Are Involved in the Transformation of Chitosan Films by the Fungus Fusarium oxysporum Schltdl. IBPPM 543

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Scientists discovered that a common fungus called Fusarium oxysporum can modify chitosan films (made from a natural polymer related to shellfish shells) without destroying them. The fungus produces special enzymes that change the structure of the films, making them stronger and less soluble in acidic solutions. These modified films could be useful for creating new medical devices, drug carriers, and other materials.

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A Zn2-Cys6 transcription factor, TgZct4, reprograms antioxidant activity in the fungus Trichoderma guizhouense to defend against oxidative stress

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A fungal biocontrol agent called Trichoderma guizhouense uses a special protein called TgZct4 to protect itself from harmful oxidative stress caused by hydrogen peroxide. When the fungus encounters this stress, TgZct4 activates a series of antioxidant enzymes that neutralize the damaging reactive oxygen species. This discovery helps explain how this beneficial fungus can survive and control plant diseases in harsh soil environments, potentially improving its use as an environmentally friendly alternative to chemical pesticides.

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Enhanced Heat Resistance in Morchella eximia by Atmospheric and Room Temperature Plasma

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Researchers used a special plasma technology to create heat-resistant strains of morel mushrooms that can thrive at higher temperatures. These mutant strains showed enhanced natural defense systems with more antioxidant enzymes and protective compounds. This breakthrough could help farmers grow more morels successfully despite rising temperatures from climate change, while maintaining their nutritional and medicinal benefits.

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Selective Homologous Expression of Recombinant Manganese Peroxidase Isozyme of Salt-Tolerant White-Rot Fungus Phlebia sp. MG-60, and Its Salt-Tolerance and Thermostability

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Scientists studied a special fungus from mangrove forests that can break down tough plant materials in salty environments. They created engineered versions that produce three different types of a cleanup enzyme called manganese peroxidase. One version of this enzyme was found to actually work better in salty conditions and remain stable at high temperatures, making it potentially useful for industrial applications in harsh environments.

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