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  • Article
  • Open Access

Occurrence and Antimicrobial Susceptibility of Major Bacterial Pathogens Associated with Subclinical Mastitis in Dairy Cows in Western Romania

  • Răzvan-Dragoș Roșu,
  • Adriana Morar,
  • Emil Tîrziu,
  • Viorel Herman,
  • Alexandra Ban-Cucerzan,
  • Sebastian Alexandru Popa,
  • Răzvan-Tudor Pătrînjan,
  • Alexandra Pocinoc,
  • Bianca-Luisa Ghițan and
  • Kálmán Imre
Microorganisms2026, 14(1), 26;https://doi.org/10.3390/microorganisms14010026 
(registering DOI)

21 December 2025

Subclinical mastitis is a major but often overlooked constraint to dairy productivity, causing economic losses through reduced milk yield and quality. In Romania, comprehensive data on the bacterial etiology and antimicrobial resistance (AMR) of subc...

  • Article
  • Open Access
Microorganisms2026, 14(1), 25;https://doi.org/10.3390/microorganisms14010025 
(registering DOI)

21 December 2025

Porphyromonas gingivalis (P. gingivalis), a key periodontal pathogen, has been linked to atherosclerosis development. The clinical failure of antibiotics to improve cardiovascular outcomes necessitates alternative explanations. This study examines ho...

  • Article
  • Open Access
Microorganisms2026, 14(1), 22;https://doi.org/10.3390/microorganisms14010022 
(registering DOI)

21 December 2025

Long-acting cabotegravir and rilpivirine (LA-CAB/RPV) have been incorporated into the treatment of people living with HIV (PLWH), but evidence on their metabolic impact in real-world settings remains limited. This retrospective study analyzed the lip...

  • Article
  • Open Access

Genome-Based Reclassification of [Bizionia] algoritergicola Bowman and Nichols 2005 as Algorimicrobium algoritergicola gen. nov., comb. nov. and Description of Algorimicrobium bowmanii sp. nov

  • Valeriya Kurilenko,
  • Evgeniya Bystritskaya,
  • Nadezhda Otstavnykh,
  • Peter Velansky,
  • Sergey Baldaev,
  • Viacheslav Eremeev,
  • Natalya Ageenko,
  • Konstantin Kiselev,
  • Olga Nedashkovskaya and
  • Marina Isaeva
Microorganisms2026, 14(1), 24;https://doi.org/10.3390/microorganisms14010024 
(registering DOI)

21 December 2025

The genus Bizionia, a member of the Bacteroidota phylum, is considered a polyphyletic taxonomic group requiring a phylogenetic revision of its members. A novel strain 041-53-Ur-6T was isolated from the cavity fluid of the sea urchin Strongylocentrotu...

  • Article
  • Open Access
Microorganisms2026, 14(1), 21;https://doi.org/10.3390/microorganisms14010021 
(registering DOI)

21 December 2025

In recent years, the World Health Organization has highlighted biofilm-derived multidrug-resistant bacteria as a critical threat to both global health and the environment. Although various testing methods are available, crystal violet and Congo Red m...

  • Systematic Review
  • Open Access

Efficacy and Safety of Probiotics in Children with Irritable Bowel Syndrome: A Systematic Review and Meta-Analysis

  • Marisa Piccirillo,
  • Erika Renzi,
  • Corrado De Vito,
  • Maurizio Mennini,
  • Giacomo Giarrusso,
  • Giorgia Gallo,
  • Giovanna Quatrale,
  • Marco Bianchi,
  • Marco Graziani and
  • Francesca Caron
  • + 3 authors
Microorganisms2026, 14(1), 23;https://doi.org/10.3390/microorganisms14010023 
(registering DOI)

21 December 2025

Irritable bowel syndrome (IBS) is a disorder of gut-brain interaction (DGBI), whose exact etiology remains unclear. The “brain–gut-microbiota axis” proved to be a key target in IBS management and there is strong evidence supporting...

  • Article
  • Open Access

Effects of Dietary Supplementation with Dihydromyricetin on Hindgut Microbiota and Metabolite Profiles in Dairy Cows

  • Jie Yu,
  • Yingnan Ao,
  • Hongbo Chen,
  • Chenhui Liu,
  • Tinxian Deng,
  • Dingfa Wang,
  • Min Xiang,
  • Pingmin Wan and
  • Lei Cheng
Microorganisms2026, 14(1), 20;https://doi.org/10.3390/microorganisms14010020 
(registering DOI)

21 December 2025

High-yielding dairy cows suffer from a high metabolic load and oxidative stress, which lead to systemic inflammation and metabolic disorders, increasing the susceptibility of these cows to various production diseases. Dihydromyricetin (DMY) has demon...

  • Article
  • Open Access
Microorganisms2026, 14(1), 19;https://doi.org/10.3390/microorganisms14010019 
(registering DOI)

20 December 2025

Liquid chromatography–mass spectrometry analysis of Pseudomonas chlororaphis subsp. phenazini S1Bt23 extracts detected phenazine-1-carboxylic acid (PCA) and 2-hydroxyphenazine (2-OH-PHZ) as the main phenazine derivatives. We investigated their...

  • Article
  • Open Access
Microorganisms2026, 14(1), 17;https://doi.org/10.3390/microorganisms14010017 
(registering DOI)

20 December 2025

Restoring soil microbial functioning in reclaimed coal gangue soils is critical for ecosystem recovery, yet how different organic amendments, particularly industrial by-products, regulate bacterial communities remains unclear. Here, we tested three o...

  • Article
  • Open Access

Dietary Pediocin Supplementation Restores Intestinal Barrier Function and Microbiota Balance in Salmonella-Infected Specific-Pathogen-Free Chickens

  • Chenxin Zhou,
  • Hui Liu,
  • Bowen Yang,
  • Zefeng Zhang,
  • Mingrong Zhang,
  • Siyue Zhang,
  • Zhihua Feng and
  • Dongyan Zhang
Microorganisms2026, 14(1), 18;https://doi.org/10.3390/microorganisms14010018 
(registering DOI)

20 December 2025

In this study, the effects of pediocin (PP) on intestinal barrier function, renal injury, and immune regulation were evaluated in Salmonella pullorum-infected chickens. Forty-five 7-day-old specific-pathogen-free (SPF) chickens were randomly assigned...

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Microorganisms - ISSN 2076-2607