phytopathogen – mycolab.ai

Decursin, Identified via High-Throughput Chemical Screening, Enhances Plant Disease Resistance via Two Independent Mechanisms

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Researchers identified a natural compound called decursin from angelica plants that helps plants fight off dangerous fungal infections in two ways: it strengthens the plant’s own immune system and directly kills the fungal pathogens. This dual-action approach makes decursin a promising natural alternative to synthetic fungicides for protecting crops like wheat and tomatoes from diseases. The compound shows particular promise because it comes from plants, breaks down easily in the environment, and is more effective than other natural antimicrobial compounds currently used in agriculture.

Valorization of Quercus suber L. Bark as a Source of Phytochemicals with Antimicrobial Activity against Apple Tree Diseases

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This research shows that waste cork from bottle stopper production contains natural compounds with strong antimicrobial properties. When combined with chitosan oligomers, these cork extracts effectively inhibit fungal and bacterial pathogens that damage apple trees. The natural antimicrobial activity was even more potent than some commercial synthetic fungicides, suggesting cork waste could provide an environmentally sustainable alternative for protecting fruit crops.

Synthesis of silver nanoparticles employing Polyalthia longifolia leaf extract and their in vitro antifungal activity against phytopathogen

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Scientists successfully created tiny silver particles using leaves from the Polyalthia longifolia plant, an evergreen tree native to India. These silver nanoparticles proved highly effective at stopping the growth of Alternaria alternata, a fungus that damages crops and causes leaf spot disease. The method is inexpensive, environmentally friendly, and the particles remain stable for months, making them a promising natural alternative to chemical fungicides for protecting plants.

Green Synthesized Copper-Oxide Nanoparticles Exhibit Antifungal Activity Against Botrytis cinerea, the Causal Agent of the Gray Mold Disease

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Scientists have developed tiny copper particles using environmentally friendly methods with beneficial fungi to fight gray mold, a devastating disease in vineyards and crops. These green-synthesized nanoparticles were more effective at stopping the fungus than commercial fungicides currently in use. The research shows this approach could be a sustainable alternative that reduces harmful chemicals used in agriculture while protecting crops more effectively.

An Efficient Microwave Synthesis of 3-Acyl-5-bromoindole Derivatives for Controlling Monilinia fructicola and Botrytis cinerea

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Scientists created new chemical compounds based on indole structures that can kill harmful fungi that destroy fruit crops. These compounds were made more efficiently using microwave heating and tested against two major crop pathogens that cause billions of dollars in losses annually. The most promising compound (A) proved even more effective than commercial fungicides at stopping fungal growth and spore germination. This research could lead to better, safer alternatives for protecting crops from fungal diseases.

Volatile Metabolome and Transcriptomic Analysis of Kosakonia cowanii Ch1 During Competitive Interaction with Sclerotium rolfsii Reveals New Biocontrol Insights

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Researchers found that a bacterium called K. cowanii produces special gases (volatile organic compounds) that kill fungal plant diseases like those caused by Sclerotium rolfsii. When grown together with this fungus, the bacterium produces these toxic gases which inhibit fungal growth by up to 80%. The study identified specific genes the bacteria activate to produce these antifungal compounds, offering a natural alternative to chemical fungicides for protecting crops.

Secretion of antifungal metabolites contributes to the antagonistic activity of Talaromyces oaxaquensis

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Researchers discovered that a fungus called Talaromyces oaxaquensis, found naturally in banana plants, produces powerful antifungal chemicals that kill the banana disease pathogen Fusarium oxysporum. The study identified specific compounds, particularly one called 15G256α, that damage the fungal cell wall of the pathogen. This discovery suggests a natural way to protect banana crops from a devastating disease that threatens global banana production.

Antifungal activity of zinc oxide nanoparticles (ZnO NPs) on Fusarium equiseti phytopathogen isolated from tomato plant in Nepal

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Researchers in Nepal developed a natural way to fight tomato plant diseases by creating tiny zinc oxide nanoparticles from tea leaves. These nanoparticles successfully stopped the growth of a harmful fungus called Fusarium equiseti that was damaging tomato crops. Unlike chemical fungicides that can harm the environment, this eco-friendly approach damaged the fungus’s cell structures without posing risks to surrounding ecosystems, offering farmers a safer way to protect their crops.

Paratracheal abscess by plant fungus Chondrostereum purpureum- first case report of human infection

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A plant scientist in India developed an unusual infection caused by a fungus that normally only affects plants. The infection formed an abscess near his windpipe and caused voice problems and difficulty swallowing. Doctors couldn’t identify the fungus using standard methods, requiring DNA testing to confirm it was Chondrostereum purpureum, a fungus known to cause silver leaf disease in roses and other plants. The patient recovered completely after surgery to drain the abscess and antifungal medication for two months.

An Efficient Microwave Synthesis of 3-Acyl-5-bromoindole Derivatives for Controlling Monilinia fructicola and Botrytis cinerea

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Researchers created new chemical compounds based on indoles that can kill harmful fungi affecting fruit crops. These compounds were made using microwave energy, which made the synthesis faster and more efficient. Testing showed that some of these new compounds worked better at stopping fungal growth and spore germination than currently used commercial fungicides, making them promising candidates for protecting fruit crops from rot diseases.

Research Keyword: phytopathogen