antifungal mechanisms

Beyond division and morphogenesis: Considering the emerging roles of septins in plasma membrane homeostasis and cell wall integrity in human fungal pathogens

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Septins are protein structures inside fungal cells that help them divide and maintain their outer layers. This review explains how these proteins play crucial roles in fungal infections by helping pathogens survive stress conditions and respond to host defenses. By understanding how septins work, scientists might develop new antifungal medications that target these proteins to fight stubborn fungal infections.

Antifungal efficacy and mechanisms of Bacillus licheniformis BL06 against Ceratocystis fimbriata

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Researchers discovered that a beneficial bacterium called Bacillus licheniformis BL06 can effectively prevent sweet potato black rot, a fungal disease that causes major crop losses worldwide. When applied to sweet potatoes, this bacterium reduces disease damage by interfering with the fungus’s ability to grow, form spores, and survive. The study reveals that the bacterium works by disrupting the fungus’s cell structure and energy production, making it a promising natural alternative to chemical fungicides.

In vitro and in vivo inhibitory effects and transcriptional reactions of graphene oxide on Verticillium dahliae

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Scientists discovered that graphene oxide, a nanomaterial, can effectively kill or inhibit the growth of Verticillium dahliae, a harmful fungus that causes wilt disease in cotton and other crops. The graphene oxide works by damaging the fungus’s cell membranes and disrupting its ability to grow and spread. When applied to cotton plants infected with this fungus, graphene oxide treatment reduced disease symptoms and prevented the fungus from multiplying. This research suggests graphene oxide could become a valuable alternative to chemical fungicides for controlling this destructive plant disease.

Antifungal mechanism of nanosilver biosynthesized with Trichoderma longibrachiatum and its potential to control muskmelon Fusarium wilt

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Researchers created tiny silver particles using a beneficial fungus to fight a serious disease that damages muskmelon plants. At low doses, these silver nanoparticles killed the disease-causing fungus while actually helping the melon plants grow better and germinate faster. The silver particles work by damaging the fungus’s cell structure and triggering harmful reactive oxygen species inside fungal cells, ultimately destroying them.

Postharvest Disease Management of ‘Akizuki’ Pear in China: Identification of Fungal Pathogens and Control Efficacy of Chlorine Dioxide

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‘Akizuki’ pears are a popular fruit in China but often develop rot diseases during storage, causing significant economic losses. Researchers identified four types of fungi responsible for this rot and tested chlorine dioxide gas as a treatment. The study found that chlorine dioxide effectively kills these fungi by damaging their cell membranes and works as well as commercial fungicides, offering a safer alternative for preserving pears without harmful chemical residues.

Comparative Study and Transcriptomic Analysis on the Antifungal Mechanism of Ag Nanoparticles and Nanowires Against Trichosporon asahii

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Researchers compared two types of tiny silver particles (nanoparticles and nanowires) as potential treatments for a dangerous fungal infection caused by Trichosporon asahii. Silver nanowires were found to be more effective than nanoparticles at killing the fungus by damaging its cell membranes and disrupting its energy production. The study identified 15 key genes involved in how silver nanowires attack the fungus, suggesting these nanomaterials could become useful alternatives to traditional antifungal drugs.

Carabrone inhibits Gaeumannomyces tritici growth by targeting mitochondrial complex I and destabilizing NAD⁺/NADH homeostasis

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Researchers identified how carabrone, a natural compound from plants, kills a fungus that causes wheat disease. The compound works by blocking a key energy-producing system (complex I) inside the fungus’s cells, which prevents it from producing enough energy to survive. This discovery is important because many current fungicides are losing effectiveness due to resistance, and this compound offers a new way to attack fungi. The findings could help develop new and more effective fungicides for protecting crops.

In vitro and in vivo inhibitory effects and transcriptional reactions of graphene oxide on Verticillium dahliae

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Graphene oxide, a nanomaterial derived from graphene, effectively inhibits the growth of Verticillium dahliae, a fungus that causes devastating wilt disease in cotton and many other plants. The study shows that graphene oxide damages the fungal cell membrane and disrupts key metabolic processes, preventing the fungus from growing and infecting plants. When applied to cotton plants, graphene oxide treatment significantly reduced wilt disease symptoms, suggesting it could be a promising alternative to chemical fungicides for controlling this important agricultural disease.

Bacillus velezensis LMY3-5 for the biocontrol of soft rot in kiwifruit: antifungal action and underlying mechanisms

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Scientists discovered a beneficial bacteria called Bacillus velezensis that can effectively prevent soft rot disease in kiwifruit, which causes serious damage during storage. The bacteria works by producing natural antimicrobial compounds that damage the fungal pathogen’s cell walls and membranes, stopping it from growing. This biocontrol approach offers an environmentally friendly alternative to chemical fungicides, reducing pesticide residues while maintaining fruit quality and safety.

Transcriptome and metabolome profiling reveal the inhibitory effects of food preservatives on pathogenic fungi

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This research tested three common food preservatives to see how well they stop harmful molds from growing on fruits and vegetables. Scientists found that all three preservatives worked well at different concentrations, with sec-butylamine being particularly effective. By studying the genes and chemical changes in treated fungal cells, they discovered that these preservatives work by damaging the mold’s cell walls and disrupting how it processes sugars, essentially starving and weakening the fungal cells.

Research Topic: antifungal mechanisms