MycoWeekly Newsletter

Your Weekly Dose of Mycology Research

Transcriptomic insights into Candida albicans adaptation to an anaerobic environment

2025-05-22
Microbiology spectrum • Level 2 (7 panels)
Karen D. Zeise, J. Erb-Downward, Gary B. Huffnagle

Candida albicans, a major fungal pathogen, adapts to various oxygen levels, crucial for surviving host environments. This study, using transcriptomics, reveals key gene expression shifts during anaerobic growth, including increased alternative respiration markers and decreased virulence factors. The findings uncover unique molecular strategies distinct from hypoxic adaptation, potentially aiding antifungal resistance strategies.

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Development and validation of a machine learning-based diagnostic model for identifying nonneutropenic invasive pulmonary aspergillosis in suspected patients: a multicenter cohort study

2025-05-22
Microbiology spectrum • Level 2 (7 panels)
Xinyu Wang, Yajie Lu, Chao Sun, Huanhuan Zhong, Yuchen Cai, Min Cao, Xuefan Cui, Wenkui Sun, Li Wang, Xin Lu, Cheng Chen, Yanbin Chen, Chunlai Feng, Yujian Tao, Jun Zhou, Jiaxin Shi, Guoer Ma, Yuanqin Li, Xin Su

Invasive pulmonary aspergillosis (IPA) is a serious fungal infection. This study developed a machine learning-based diagnostic model to identify nonneutropenic IPA. Utilizing six key predictors, the model achieved high specificity, and its risk score correlated strongly with predicted probabilities. This non-invasive tool promises enhanced clinical utility for IPA diagnosis.

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A practical protocol for correlative confocal fluorescence and transmission electron microscopy characterization of extracellular vesicles

2025-05-22
Microbiology spectrum • Level 2 (7 panels)
Juan M. Martínez-Andrade, Daniel A. Salgado-Bautista, Kendra Ramirez-Acosta, R. Cadena-Nava, Meritxell Riquelme

This study unveils a practical protocol using correlative confocal fluorescence and transmission electron microscopy (CLEM) for analyzing extracellular vesicles (EVs), crucial components in fungal biology like Neurospora crassa. The method effectively surmounts traditional imaging challenges and broadens research applications to secretory vesicles and nanoparticles without sophisticated equipment.

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Improving fermentation quality, aerobic stability, and microbial community stabilization of triticale by Amomum villosum essential oil

2025-05-21
Microbiology spectrum • Level 2 (7 panels)
Maoya Li, Yao Lei, Yulian Chen, Qiming Cheng, Xiaoqing Zhang, Chao Chen, Ping Li, Jiachuhan Wang, Hui Li, Yuanyuan Zhao, Xiangjiang He, Zhijun Wang, Wei Yan

The study explores the role of Amomum villosum essential oil (AVEO) in improving triticale silage through enhanced fermentation, increased aerobic stability, and disruption of harmful microbial growth. AVEO notably elevated beneficial Lactiplantibacillus and Bacillus, decreased harmful fungi, and maintained acidic conditions, providing a promising method for superior silage production.

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