Research Keyword: fungal infection treatment

Cinchona-based liquid formulation exhibits antifungal activity through Tryptophan starvation and disruption of mitochondrial respiration in Rhizoctonia Solani

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Scientists tested a plant-based extract from Cinchona bark as a natural fungicide against a serious fungus that damages rice crops. The active ingredient, quinine, works by two methods: it blocks the fungus from getting the amino acid tryptophan it needs to survive, and it damages the fungus’s energy-producing structures. When researchers added tryptophan back to the treated fungus, it recovered, confirming this is how the treatment works. This natural fungicide could offer farmers an eco-friendly alternative to chemical pesticides.

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In vitro and in vivo efficacy of the antimycobacterial molecule SQ109 against the human pathogenic fungus, Cryptococcus neoformans

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Researchers discovered that SQ109, an antimycobacterial drug, can effectively kill Cryptococcus fungi that cause serious brain infections in people with weakened immune systems. Unlike current treatments, cryptococcal cells don’t easily develop resistance to SQ109, and it works even better when combined with fluconazole. In mouse studies, SQ109 successfully treated cryptococcal infections, suggesting it could be a valuable new treatment option for patients worldwide, especially in resource-limited regions.

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Targeted long-read sequencing analysis and antifungal susceptibility profiles of Sporothrix schenckii isolates from Thailand

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Researchers in Thailand studied a fungal infection called sporotrichosis that affects both cats and people. They used advanced DNA sequencing technology to identify the specific type of fungus and understand how it’s related to similar fungi found in other parts of the world. They also tested how well common antifungal medications work against these fungi and found that some isolates are becoming harder to treat.

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Dendritic Cell-Based Therapeutic Immunization Induces Th1/Th17 Responses and Reduces Fungal Burden in Experimental Sporotrichosis

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Researchers developed a vaccine using special immune cells called dendritic cells loaded with proteins from the fungus that causes sporotrichosis. When vaccinated mice were later infected with the fungus, they showed stronger immune responses and had lower levels of the fungus in their bodies. This suggests that dendritic cell-based vaccines could be a promising new treatment approach for sporotrichosis, a serious fungal infection that is difficult to treat with current medicines, especially in people with weakened immune systems.

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A case report of disseminated histoplasmosis not responding to primary treatment by itraconazole

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A 28-year-old woman developed a serious fungal infection (histoplasmosis) after dental surgery that was initially misdiagnosed as a bacterial infection. Although she was treated with an antifungal medication called itraconazole, her condition worsened with larger lung lesions appearing. When switched to a stronger intravenous antifungal called liposomal amphotericin B, she rapidly improved and fully recovered, demonstrating the importance of adjusting treatment when patients don’t respond as expected.

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Antifungal effect of soil Bacillus bacteria on pathogenic species of the fungal genera Aspergillus and Trichophyton

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Researchers discovered that four types of Bacillus bacteria found in soil can effectively kill dangerous fungi that cause infections in humans. These bacteria produce natural compounds that inhibit fungal growth even better than some standard antifungal medications. This discovery is particularly important because many fungi are becoming resistant to current drugs, making these soil bacteria a promising natural alternative for treating fungal infections.

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