Medicinal – Page 161

Fungal sepsis in a 7-month-old female: diagnosis through peripheral blood smear

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A 7-month-old girl with persistent fever that did not respond to antibiotics was found to have a yeast infection in her blood through examination of a blood sample under a microscope. This discovery was unusual because such infections are typically difficult to spot without special culture tests. After treatment with the antifungal medication fluconazole, the child recovered completely. This case shows how simple microscopy can help diagnose serious fungal infections in areas where advanced laboratory testing is not available.

Quality improvement project to reduce beta-D-glucan turnaround times in an NHS pathology network

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Hospitals were taking too long to get results for a fungal blood test (beta-D-glucan) that helps doctors decide whether patients with serious infections need antifungal medicines. A UK hospital pathology network improved this by bringing the test in-house instead of sending samples to a distant reference laboratory. After implementing the new system, they cut the average wait time from over 11 days to just 2.5 days while also saving money, allowing doctors to make faster treatment decisions for critically ill patients.

Unveiling SSR4: a promising biomarker in esophageal squamous cell carcinoma

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Researchers discovered that a protein called SSR4 is overexpressed in esophageal cancer cells and is associated with poor patient outcomes. This protein appears to be involved in how cancer cells communicate with immune cells in the tumor environment. The findings suggest SSR4 could be used as a diagnostic marker and potential therapeutic target for treating esophageal cancer patients.

Exposure to Tebuconazole Drives Cross-Resistance to Clinical Triazoles in Aspergillus fumigatus

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Farmers use a fungicide called tebuconazole to protect crops, but this chemical is similar to medicines doctors use to treat serious fungal infections in patients. A new study shows that when the fungus Aspergillus fumigatus is exposed to tebuconazole, it becomes resistant not just to this pesticide, but also to the clinical antifungal drugs used in hospitals. The fungus develops resistance mechanisms that allow it to survive high doses of these medications. This research highlights an important public health concern: the overuse of similar chemicals in agriculture can undermine our ability to treat dangerous fungal infections in people.

Antifungal Effect of Cinnamon Bark Extract on the Phytopathogenic Fungus Fusarium sporotrichioides

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This study tested whether cinnamon bark extract could stop the growth of a harmful fungus called Fusarium sporotrichioides that damages crops and produces toxins. Researchers used a water-based cinnamon extract at different concentrations on fungal cultures and found that the highest concentration significantly reduced fungal growth and caused visible damage to fungal structures. The cinnamon extract contains natural compounds with antifungal properties that could potentially be used as an eco-friendly alternative to synthetic fungicides in agriculture.

Composition and Biodiversity of Culturable Endophytic Fungi in the Roots of Alpine Medicinal Plants in Xinjiang, China

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Scientists studied special fungi that live inside the roots of two rare alpine medicinal plants found in China’s high mountains. They discovered that these plants host over 400 different types of fungi, including a special type called dark septate fungi that make up about half of all the fungi found. Different plant species and different mountain locations had different combinations of fungi, suggesting these fungi help the plants survive in the harsh, cold mountain environment.

Neurological Sequelae After Paediatric Cryptococcal Meningitis

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This research reviewed 868 children worldwide who had cryptococcal meningitis, a serious fungal brain infection. One in five surviving children experienced long-term neurological problems, most commonly vision loss, weakness, learning difficulties, or hearing loss. Importantly, no child in the medical literature received proper neurological testing after recovery, meaning the actual burden of problems is likely much higher. The study emphasizes the critical need for formal follow-up assessments and rehabilitation services for these children to help them achieve the best possible outcomes.

Naganishia albidus Causing Perioral Cutaneous Infection: A Rare Case Easily Misdiagnosed

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A 37-year-old construction worker developed unusual scaling and itchy sores around his mouth that worsened despite treatment for eczema. Doctors eventually discovered the infection was caused by a rare yeast fungus called Naganishia albidus, which is almost never seen in healthy people. Using advanced laboratory tests and antifungal medications taken by mouth and applied to the skin, the infection completely cleared within six weeks.

The protein kinases family in fungi: adaptability, virulence and conservation between species

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Protein kinases are cellular ‘switches’ that help fungi survive harsh conditions by regulating how cells make proteins and adapt to stress. A particularly important kinase called GCN2 acts as a sensor that detects when fungi lack amino acids, triggering a survival response that helps the fungus adapt and maintain pathogenicity. This review shows how understanding GCN2 could help scientists develop new antifungal drugs to treat fungal infections.

Fungal Δ9-fatty acid desaturase: a unique enzyme at the core of lipid metabolism in Aspergillus fumigatus and a promising target for the search for antifungal strategies

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Certain dangerous fungal infections like aspergillosis are difficult to treat because current antifungal drugs have significant side effects or the fungi are developing resistance. Scientists have discovered that a specific enzyme called Δ9-fatty acid desaturase, which fungi need to make fats for their cell membranes, has a unique structure different from human cells. This structural difference offers a new opportunity to design antifungal drugs that could kill fungi without harming human cells, potentially providing safer and more effective treatments for serious fungal infections.

Research Topic: Medicinal