Mycology – Page 28

Weaving birth: interdependence and the fungal turn

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This article explores how childbirth can be understood through the metaphor of fungal networks, which emphasize connection and interdependence rather than isolation and control. The authors compare two contrasting birth experiences—one marked by feelings of abandonment and the need to defend oneself, the other by trust and surrender—to show how different care models shape birthing experiences. Like fungi that thrive through interconnected relationships, positive births flourish in environments of love, safety, and collective support rather than standardized medical protocols.

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.

Co-Infection of Pulmonary Aspergillosis and Cryptococcal Meningitis in an HIV-Positive Patient: A Case Report

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This case describes a 46-year-old man with advanced HIV who developed two serious fungal infections simultaneously: a lung infection caused by Aspergillus fungus and meningitis caused by Cryptococcus fungus. Despite receiving appropriate antifungal medications, his condition worsened and he unfortunately died. The case highlights how people with very low immune cell counts are at high risk for multiple life-threatening fungal infections and emphasizes the importance of early HIV testing and screening for fungal infections.

Identification of novel polyethylene-degrading fungi from South African landfill soils: Arthrographis kalrae, Lecanicillium coprophilum, and Didymosphaeria variabile

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Researchers in South Africa discovered three new types of fungi that can break down plastic waste in landfills. These fungi, along with two previously known species, were found in soil from two landfill sites and were shown to degrade polyethylene plastic. The scientists used multiple testing methods to confirm the fungi actually decompose the plastic by breaking down its chemical structure. This discovery offers hope for a biological solution to South Africa’s serious plastic waste problem.

Two New Species of Collybiopsis (Agaricales, Omphalotaceae) from Mudeungsan National Park in Korea

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Scientists discovered two new species of small mushrooms in Mudeungsan National Park in South Korea. These mushrooms, named Collybiopsis albida and Collybiopsis pini, are decomposer fungi that help break down dead wood and plant material in forests. The researchers used both traditional microscopic examination and modern DNA analysis to confirm these were previously unknown species, highlighting how genetic testing is essential for accurately identifying mushrooms that look similar to each other.

Detection of electrical signals in fungal mycelia in response to external stimuli

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Researchers developed a new method to detect and measure electrical signals produced by fungal mycelium using specialized circuit boards and advanced analysis techniques. The study found that fungi generate electrical activity that correlates with their growth, which can be altered by treating them with different chemicals. This discovery suggests that fungi may use electrical signals to communicate and adapt to their environment, similar to how animals and plants use electrical signaling. The new method provides a foundation for better understanding how fungi communicate within their networked mycelial systems.

Identification of Non-fumigatus Aspergillus Species in Clinical Samples from Southern California

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Researchers in Southern California studied fungal infections caused by Aspergillus, a common mold that can infect humans. They found that species other than the traditionally dangerous A. fumigatus are now being detected more frequently in patient samples, particularly from skin and respiratory infections. These non-fumigatus species showed interesting seasonal patterns and some may be resistant to standard antifungal treatments, suggesting doctors may need to adjust their treatment strategies.

Genetic and Genomic Analysis Identifies bcltf1 as the Transcription Factor Coding Gene Mutated in Field Isolate Bc116, Deficient in Light Responses, Differentiation and Pathogenicity in Botrytis cinerea

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Scientists discovered that a particular gray mold fungus collected from vineyards loses its ability to cause disease when exposed to light. They found this is due to a mutation in a single gene called bcltf1, which acts as a light-sensing control switch. When they restored this gene, the fungus regained its disease-causing ability. This discovery helps explain how fungal pathogens sense light and use it to decide when and how to infect plants.

The Last of Them: Entomopathogenic Effect of Akanthomyces muscarius on the Scale Insect Pest Toumeyella parvicornis Under Laboratory Conditions, a Potential Biological Control Candidate

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Scientists tested a fungus called Akanthomyces muscarius as a natural way to control an invasive pest called the tortoise scale insect that damages stone pine trees in Europe. In laboratory experiments, the fungus effectively infected and killed these insects, showing much better results than commercial fungal products. This research suggests the fungus could be used as an environmentally-friendly alternative to chemical pesticides for protecting pine trees in urban areas.

Study on Pathogenesis of Cytospora pyri in Korla Fragrant Pear Trees (Pyrus sinkiangensis)

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Researchers identified Cytospora pyri as the fungus causing a serious canker disease in Korla fragrant pear trees grown in Xinjiang, China. The fungus cannot directly infect healthy bark but requires wounds to enter trees, then spreads rapidly through tissues using powerful cell-degrading enzymes. Understanding these infection mechanisms can help farmers prevent the disease by protecting trees from injuries and maintaining tree health.

Research Topic: Mycology