antioxidant defense – mycolab.ai

In vitro assessment of multipotential therapeutic importance of Hericium erinaceus mushroom extracts using different solvents

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This research examined how Lion’s Mane mushroom extracts made with different liquids can fight infections and oxidative damage. The water-based extract was best at preventing viruses and free radical damage, while the ethyl acetate extract worked best against bacteria and fungi. The study identified 16 beneficial compounds in the mushroom and suggests it could be used as a daily supplement to protect against infections and oxidative stress.

Physiological response of chestnuts (Castanea mollissima Blume) infected by pathogenic fungi and their correlation with fruit decay

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This study examined how three types of fungal infections cause chestnuts to rot and decay. Researchers found that fungi produce enzymes that break down cell walls and trigger the fruit’s defense mechanisms, leading to tissue damage. When multiple fungi infect together, the damage is worse than individual infections. The findings suggest that reducing mechanical damage, using cold storage, modified atmosphere, and antimicrobial treatments can effectively prevent chestnut rot during storage.

Oxidative Stress in Spinocerebellar Ataxia Type 3 and Its Attenuation by Herbal Remedies in Traditional Chinese Medicine: A Systematic Review

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Spinocerebellar ataxia type 3 is a serious brain disease that causes movement problems and gets worse over time. Current medications help but often have unpleasant side effects. This review examined fifteen traditional Chinese herbal remedies that show promise in protecting nerve cells from damage caused by oxidative stress, a harmful chemical process in the body. These herbs work through multiple protective mechanisms and may eventually be tested in patients.

Effects of Isaria cateniannulata on the colonization process and enzyme activity of Fagopyrum tataricum seeds during germination

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Researchers discovered that a beneficial fungus called Isaria cateniannulata can colonize buckwheat seeds and improve their germination. When seeds are treated with this fungus, it enters the seed tissues and strengthens the plant’s natural defenses against stress. The treated plants are also more resistant to spider mites, reducing the number of eggs these pests lay. This offers a natural, chemical-free way to improve seed germination and protect crops from harmful insects.

Halotolerant Endophytic Fungi: Diversity, Host Plants, and Mechanisms in Plant Salt–Alkali Stress Alleviation

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Salty and alkaline soil is destroying farmland worldwide, but special fungi living inside plants can help crops survive these harsh conditions. These fungi work like a team with plants, producing protective substances and helping plants manage salt and reduce damage from stress. Scientists reviewed 150 studies and found these fungi boost crop yields by 15-40%, offering a natural way to farm on degraded land without more chemicals.

Halotolerant Endophytic Fungi: Diversity, Host Plants, and Mechanisms in Plant Salt–Alkali Stress Alleviation

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Over 1 billion hectares of farmland worldwide suffer from salt damage, drastically reducing crop yields. Special fungi called halotolerant endophytic fungi live inside plant tissues and help plants survive salty, alkaline soil conditions without harming them. These fungi work by balancing salt ions in plants, boosting their natural antioxidant defenses, and producing helpful compounds. Research shows they can increase crop yields by 15-40% in salt-affected fields, offering a natural and sustainable solution to one of agriculture’s biggest challenges.

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

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Trichoderma guizhouense is a fungus used to protect plants from harmful pathogens. Researchers discovered that a special protein called TgZct4 acts like a master switch that activates the fungus’s defense system against harmful reactive oxygen molecules. When the fungus encounters stress, TgZct4 turns on genes that produce protective enzymes called catalases and superoxide dismutases, helping the fungus survive. This discovery could help scientists create even more effective biological pest control products.

A Possible Involvement of Sialidase in the Cell Response of the Antarctic Fungus Penicillium griseofulvum P29 to Oxidative Stress

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Researchers studied a special fungus from Antarctica that produces an enzyme called sialidase. When temperatures dropped dramatically, the fungus activated this enzyme along with other protective defenses to survive. The study found that under extreme cold stress, sialidase activity increased significantly, suggesting it helps the fungus protect itself from oxidative damage caused by freezing temperatures. This is the first discovery showing sialidase plays an important role in how Antarctic fungi survive in their extreme environment.

Modulation of Abortiporus biennis Response to Oxidative Stress by Light as a New Eco-Friendly Approach with a Biotechnological Perspective

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Researchers studied how a type of fungus called Abortiporus biennis responds to stress created by a chemical compound (menadione) and different colors of light. They found that combining white light with menadione dramatically increased the production of laccase, an important enzyme used in industrial applications. This discovery offers an inexpensive, non-toxic way to boost enzyme production without using expensive chemical additives, potentially improving medical and industrial uses of this fungus.

A Possible Involvement of Sialidase in the Cell Response of the Antarctic Fungus Penicillium griseofulvum P29 to Oxidative Stress

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Scientists studied a fungus from Antarctica to understand how it survives in extremely cold conditions. They discovered that when exposed to cold temperatures, this fungus produces more of an enzyme called sialidase, which appears to help protect cells from damage caused by reactive oxygen molecules. This finding adds to our understanding of how microorganisms adapt and survive in the world’s harshest environments.

Research Keyword: antioxidant defense