Research Articles

Innate lymphoid cells (ILC3s) are immune cells involved in mucosal defense and homeostasis. A recent study reveals that helminth infections reprogram ILC3s to enhance anthelmintic immunity. These cells are crucial for protection against helminths by regulating intestinal tuft cell hyperplasia and type 2 immunity. This highlights a novel mechanism linking ILC3 activity and intestinal defense.

This study explores the synergistic effects of amphotericin B (AmB), a conventional antifungal, and betulinic acid (BA), a naturally derived compound. The findings reveal that BA enhances AmB's activity, allowing effective fungal inhibition at lower concentrations, likely through augmented pore formation in fungal membranes, as demonstrated by both in vitro and in silico techniques.

Candidozyma auris, a drug-resistant yeast linked to healthcare-associated infections, necessitates efficient detection methods. This study evaluates a high-throughput assay on the cobas 5800/6800/8800 systems, capable of processing up to 1,056 samples in an eight-hour shift from nasal, axilla, and groin swabs, offering enhanced diagnostic throughput and potential improvements in managing C. auris outbreaks.

Isothermal microcalorimetry (IMC), a method for measuring thermal changes in microbial activity, was employed to evaluate the efficacy of Meyerozyma guilliermondii LMA-Cp01 against the phytopathogen Cladosporium cladosporioides. The study reveals a strong correlation between total heat output and in vitro inhibition, validating IMC as an effective complement to traditional fungal inhibition assays.

This study investigates haploid chromosome distribution in pathogenic fungi Sclerotinia sclerotiorum and Botrytis cinerea. Unlike typical haploid cells containing a full set of chromosomes per nucleus, these fungi show a unique cellular organization where each nucleus houses only a subset of haploid chromosomes. This finding suggests a novel genetic mechanism with implications for understanding fungal pathogenicity.

The study "Multigene-based establishment of a novel Pleosporales family (Leandriaceae) and neotypification of Leandria momordicae Rangel" underscores the recognition of understudied fungal diversity within Neotropical regions. Utilizing multigene phylogenetic analysis, researchers identified the new family Leandriaceae and have defined a neotype for Leandria momordicae, highlighting significant taxonomic advancements in Pleosporales.

This study investigates the role of polyols in ant-fungus mutualism among Attina subtribe ants, which cultivate fungi in their gardens for plant biomass digestion. Remarkably, while polyols are not favored by ants, they inadvertently support antagonistic fungi, posing risks. Evolutionarily, ants adapted by diversifying metabolic by-products and selecting fungi that reduce polyol synthesis, mitigating these risks and influencing pest control strategies.

Proton-detection solid-state NMR spectroscopy, essential for resolving structural complexities in biomolecules, elucidates carbohydrate diversity in pathogenic fungi. This study reveals 15 chitin forms in Rhizopus delemar, five α-1,3-glucan forms in Aspergillus fumigatus, and eight α-1,2-mannan variants in Candida albicans, offering insights into fungal cell wall dynamics and structural integrity.

This study elucidates autophagy regulation in Magnaporthe oryzae, focusing on MoSec13 and MoGcn5b's roles in modulating MoAtg8 acetylation. Researchers demonstrated MoSec13's negative impact on autophagy through its WD40 domain and its dual interactions with MoAtg7 and MoAtg8. The findings highlight MoSec13 as crucial for lipid homeostasis and reveal insights crucial for targeting rice blast fungus.

Ribosomal DNA (rDNA) copy number variation, an essential genomic trait, significantly affects yeast adaptability. New research demonstrates that selective pressures maintain rDNA at approximately 100 copies in yeast, with higher copy numbers providing enhanced resilience under environmental stress. These findings illuminate rDNA's critical role in ecological fitness strategies of yeast.

Dormancy, a survival strategy in fluctuating environments, significantly impacts genetic diversity in organisms, including fungi. This study introduces a Bayesian framework to infer population dynamics involving dormancy using sequence data. By focusing on the strong seedbank coalescent, the researchers provide novel computational tools integrated into BEAST2, aiding in the analysis of fungal ecoevolutionary processes.

This study delineates the intricate mechanisms of a type III polyketide synthase, enzymes responsible for producing diverse fungal secondary metabolites with ecological and pharmaceutical significance. Utilizing stable polyketone CoA analogues and high-resolution crystal structures, the research uncovers determinants of iterative chain elongation, revealing a water-mediated hydrogen bonding network's role in this process.