microbiology papers | Gist.Science

Microbiology explores the invisible world of tiny life forms that shape our health, environment, and even the air we breathe. From bacteria and viruses to fungi and parasites, this field investigates how these microscopic organisms interact with us and each other, driving everything from disease outbreaks to beneficial fermentation processes. Understanding them is crucial for developing new medicines, improving food safety, and combating global health challenges.

At Gist.Science, we make the latest discoveries in this dynamic field accessible to everyone. We process every new preprint uploaded to bioRxiv in this category, transforming dense academic findings into both clear, plain-language explanations and detailed technical summaries. This ensures that whether you are a student, a researcher, or simply curious, you can grasp the significance of cutting-edge science without getting lost in jargon.

Below are the most recent papers in microbiology, curated and summarized directly from the bioRxiv server to keep you at the forefront of discovery.

🦠 microbiology

Intubation and mechanical ventilation lead to an extensive expansion of VAP-associated bacterial species in respiratory secretions of ventilated pigs

This study demonstrates that in a pig model, mechanical ventilation causes a rapid and massive expansion of Gram-negative bacterial species in respiratory secretions above the endotracheal tube cuff within 24 hours, with these same pathogens subsequently colonizing the trachea, suggesting that sub-cuff bacterial accumulation is a critical factor in the development of ventilator-associated pneumonia.

Spring, L., Haider, D., Hoffmann, A., Zink, F., Hessling, M., Radermacher, P., Münz, F., Sharon, O., Scheer, M., Feth (…)2026-10-14

🦠 microbiology

Pharmacokinetics and Efficacy of the FimH Inhibitor Sibofimloc in Preventing Necrotizing Enterocolitis in Preterm Piglets

Although the oral FimH inhibitor sibofimloc was safely absorbed in preterm piglets, it failed to prevent necrotizing enterocolitis or alter the gut microbiota, indicating that selectively targeting FimH-expressing Enterobacteriaceae is insufficient to treat the disease in this model.

Melendez Hebib, V., Earls, B., Stoll, B., Vonderohe, C., Guthrie, G., Haiser, H. J., Paton, M., Balani, S., Hesse, M., B (…)2026-10-13

🦠 microbiology

Reversible fixation of microbial cells for targeted genomics

This paper introduces dithiobis(succinimidyl propionate) (DSP) as a reversible fixative that overcomes the limitations of traditional methods by enabling both high-quality fluorescence imaging and subsequent DNA extraction for targeted genomics from complex microbial communities.

Engelberts, J. P., Wasmund, K., Mussmann, M., Solntseva, N., Pereira, F. C., Rinke, C., Prabhu, A., Volmer, J. G., Hanso (…)2026-10-13

🦠 microbiology

Long terminal repeats influence deletion propensity and genome instability in proviruses across major retroviruses

This study demonstrates that retroviral long terminal repeats (LTRs) significantly contribute to the formation of large internal deletions and genome instability in proviruses across HIV-1, HIV-2, and HTLV-1, whereas LTR-deficient vectors remain largely intact.

Bhattacharjee, S., Michalek, K., Metzner, K. J.2026-10-13

🦠 microbiology

Allyl chloride respiration by Dehalobacter shapes the fate of 1,2,3-trichloropropane

This study identifies *Dehalobacter restrictus* strain XRTCP as a bacterium capable of using allyl chloride as a respiratory electron acceptor to fully detoxify 1,2,3-trichloropropane, while highlighting that rapid abiotic reactions with reduced sulfur species often limit the complete biotic conversion to propene.

Wang, X., Zhang, Y., Wang, H., Capiro, N. L., Yu, L., Xiu, Z., Li, Q., Manefield, M., Loffler, F. E., Yan, H., Sun, W. (…)2026-10-13

🦠 microbiology

Single-site DNA methylation activates retron defence by enabling effector tetramerisation

This study reveals that single-site DNA methylation activates the Retron-Sen2 bacterial defence system by disrupting an inactive RcaT effector dimer-msDNA complex, thereby exposing a hidden interface that enables toxic RcaT tetramerisation and subsequent phage defence.

Spatharas, P., Yang, A. L. J., Mullapudi, E., Chojnowski, G., Corona, F., Kumar, D., Bobonis, J., Typas, A., Wilmanns, M (…)2026-10-13

🦠 microbiology

Identifiability of metabolic resilience from sparse longitudinal metabolomics

This paper demonstrates that while sparse longitudinal metabolomic data can yield numerically estimable dynamical quantities, it often fails to ensure their scientific identifiability, particularly for global stability topologies, thereby establishing a hierarchy of identifiability that necessitates denser sampling designs to avoid overinterpreting sparse observations as evidence of underlying metabolic dynamics.

Aminian-Dehkordi, J., Mofrad, M.2026-10-12

🦠 microbiology

InfluProto: Predicting Cross-Species Transmission of Influenza A Virus via Prototype Learning

The paper introduces InfluProto, a deep learning model utilizing prototype learning to quantify influenza A virus host adaptation as a continuous process, thereby achieving high-accuracy cross-species transmission prediction and offering a valuable tool for pandemic surveillance.

Geng, Z., Li, L., Ye, R., Wang, Y., Song, S.2026-10-12

🦠 microbiology

Cannabinoid receptor 1 activity promotes microbial dysbiosis by stimulating the oxygen-dependent expansion of Enterobacteriaceae

This study demonstrates that endocannabinoid signaling via the CB1 receptor disrupts colonic mucosal metabolism and oxygen homeostasis, thereby stimulating the oxygen-dependent expansion of Enterobacteriaceae and exacerbating intestinal inflammation.

Mitchell, M. K., Carty, M. A., Snow, N. L., Archambault, M. T., Budsberg, A. E., Carrillo, E. V., Vignieri, E. E., Older (…)2026-10-12

🦠 microbiology

Exploring recurrent urinary tract infection: paired microbiota and culture-based profiling reveals stable dysbiosis and multidrug-resistant, virulence-enriched uropathogens

This study reveals that recurrent urinary tract infections in women are characterized by a stable dysbiotic state marked by reduced microbial diversity, loss of *Lactobacillus*, and dominance of multidrug-resistant, virulence-enriched uropathogens that persist regardless of treatment status.

Kaushik, S., P, K., Pal, S., Nandi, N., Kiran, G. S., Kumar, S. H. K., Selvin, J., Veettil, V. N., Devi, S.2026-10-12

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