Medicinal – Page 92

Comparison of Ergosterol and Vitamin D2 in Mushrooms Agaricus bisporus and Cordyceps militaris Using Ultraviolet Irradiation Directly on Dry Powder or in Ethanol Suspension

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This study shows that exposing mushroom powder suspended in ethanol to ultraviolet light effectively converts ergosterol (a natural compound in mushrooms) into vitamin D2, which is essential for bone health and immunity. The optimal treatment involves UV-C light exposure for 120 minutes at a specific distance, producing about 15 times more vitamin D2 than direct irradiation of dry mushroom powder. After removing the ethanol, these treated mushrooms could serve as a practical natural source of vitamin D for people with deficiency.

Plants, fungi, and antifungals: A little less talk, a little more action

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Plants and fungi communicate through small chemical molecules, and scientists are discovering that understanding this dialogue could lead to new antifungal medicines. Researchers found that a plant hormone called strigolactone affects a specific fungal protein involved in nutrient uptake, suggesting this could be a target for new drugs. By using baker’s yeast as a laboratory model, scientists can study how fungal cells respond to plant chemicals and identify new ways to fight dangerous fungal infections that are becoming resistant to current treatments.

Timely diagnosis and management of Quambalaria cyanescens-induced peritoneal dialysis peritonitis: A rare case highlighting the role of galactomannan testing

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A 53-year-old man on peritoneal dialysis developed a rare fungal infection caused by Quambalaria cyanescens. Doctors used a special blood test (galactomannan testing) to quickly identify it as a fungal infection rather than a bacterial one, leading to timely removal of his dialysis catheter on day 5. After treatment with antifungal medications, he recovered completely with no relapses over two years of follow-up. This case shows the importance of proper hygiene during dialysis and using advanced diagnostic tools for rare infections.

Diagnostic Capacity for Fungal Infections in Tertiary Hospitals in Nigeria and Ghana – An Onsite Baseline Audit of 9 Sites

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Researchers audited laboratory facilities in 9 major hospitals (8 in Nigeria, 1 in Ghana) to see how well they could test for fungal infections. They found that most hospitals lacked basic equipment, trained staff, and proper procedures for fungal testing. This is a serious problem because fungal infections can be deadly if not caught early and treated quickly.

Monoclonal Antibodies Can Aid in the Culture-Based Detection and Differentiation of Mucorales Fungi—The Flesh-Eating Pathogens Apophysomyces and Saksenaea as an Exemplar

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This research developed a special antibody test to quickly identify deadly flesh-eating fungi called Apophysomyces and Saksenaea, which cause serious skin and soft tissue infections. These fungi are difficult to identify because they don’t form spores on standard laboratory media. The new test uses a simple method combining antibody detection with a rapid lateral-flow test, similar to a COVID-19 test, making diagnosis faster and more reliable in hospitals that don’t have access to expensive equipment.

Antiviral effects of Pediococcus acidilactici isolated from Tibetan mushroom and comparative genomic analysis

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Researchers found that bacteria from Tibetan mushrooms, particularly Pediococcus acidilactici, can effectively prevent rotavirus infection that causes diarrhea in children and animals. When tested in laboratory cells and in mice, this beneficial bacteria reduced virus levels significantly and protected the intestines from damage. Genetic analysis shows this probiotic strain has the right combination of genes to fight viral infections, making it a promising natural treatment option.

The Impact of the Fungal Priority Pathogens List on Medical Mycology: A Northern European Perspective

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Fungal infections affect over a billion people worldwide but are often overlooked in healthcare. The World Health Organization recently created a priority list of dangerous fungi to help doctors and researchers focus their efforts. This review discusses how this list can improve diagnosis, testing, and treatment of fungal infections across Europe, while also highlighting the need for better training and awareness among healthcare workers.

Diversity and functions of fungal VOCs with special reference to the multiple bioactivities of the mushroom alcohol

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Fungi release various volatile compounds (VOCs) that have different effects on organisms and the environment. The most notable fungal VOC is 1-octen-3-ol, also called mushroom alcohol, which gives mushrooms their distinctive smell. This compound can inhibit fungal growth, repel insects, and help control plant diseases, but at high concentrations it may be toxic to humans and trigger immune responses. Scientists use fruit flies as a model to study how these fungal compounds affect health.

Morpho-phylogenetic evidence reveals novel hyphomycetous fungi on medicinal plants in Southwestern China

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Researchers in China discovered 12 new species of fungi living on medicinal plants, along with several previously unreported fungal occurrences. These fungi were identified using both microscopic examination and DNA analysis. Some of these fungi can produce harmful toxins, while others produce beneficial compounds that affect medicinal plant quality. This research helps us better understand the invisible fungal world living on the plants we use for medicine.

The First Whole Genome Sequence and Methylation Profile of Gerronema lapidescens QL01

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Scientists have sequenced the complete genome of Lei Wan (Gerronema lapidescens), a medicinal mushroom used in traditional Chinese medicine for treating parasitic infections and digestive problems. The research reveals the mushroom’s genetic blueprint, including genes responsible for producing beneficial compounds and adapting to rocky mountain environments. This foundational work aims to enable sustainable cultivation of this rare fungus and development of new medicinal treatments, addressing current conservation threats from over-harvesting.

Research Topic: Medicinal