Medicinal – Page 161

Bachu Mushroom Polysaccharide Alleviates Colonic Injury by Modulating the Gut Microbiota

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Researchers studied a polysaccharide extracted from Bachu mushrooms, a traditional medicinal fungus used in China, to treat inflammatory bowel disease in mice. The polysaccharide reduced inflammation by decreasing harmful inflammatory proteins and increasing beneficial bacteria in the gut. Treatment significantly improved disease symptoms and protected the colon from damage caused by chemical-induced colitis, suggesting this mushroom extract could potentially be developed into a natural treatment for inflammatory bowel disease.

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.

A broad-spectrum anti-fungal effector dictates bacterial-fungal interkingdom interactions

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Scientists discovered that a common soil bacterium called Acidovorax citrulli has a sophisticated weapon to fight dangerous fungi. This bacterium uses a needle-like structure to inject a toxic protein called TseN directly into fungal cells, where it damages the fungal DNA and causes death. This new discovery is particularly exciting because it works against drug-resistant fungi like Candida auris that are increasingly hard to treat. Tests in mice confirmed that this bacterial attack significantly reduces fungal infections on skin.

Extensive erythematous plaques of fungal origin in an overseas student: Cutaneous manifestation of coccidioidomycosis

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A 21-year-old student studying in Arizona developed unusual skin rashes months after returning to China. Doctors had difficulty diagnosing the condition because it lacked typical symptoms of the fungal infection coccidioidomycosis. By using multiple diagnostic methods including DNA sequencing and fungal culture, they identified the infection as caused by Coccidioides posadasii. When the initial antifungal drug didn’t work, testing showed the fungus was resistant, so they switched to a different antifungal called voriconazole, which successfully cured the infection after 12 months.

Influences of substrate and tissue type on erinacine production and biosynthetic gene expression in Hericium erinaceus

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Researchers studied how different growing conditions affect erinacine production in lion’s mane mushroom mycelium. They found that the type of nutrients provided (substrate) significantly influences which erinacines are produced, even when the genes responsible for making these compounds show similar activity levels. Mycelium produced much more erinacines than fruit bodies, and specific nutrients could be used to encourage production of specific beneficial compounds.

Research Topic: Medicinal