Results 41 to 50 of about 5,579 (126)

Multi‐Enzyme Mimetic Molybdenum Nitride Nanozymes Reshape Subgingival Microenvironment for Synergistic Periodontitis Therapy via ROS Regulation and Microbiome Remodeling

open access: yesAdvanced Science, Volume 13, Issue 41, 22 July 2026.
ABSTRACT Periodontitis, a chronic inflammatory disease initiated and sustained by plaque microorganisms and host immune response, remains an intractable oral disease and a leading cause of tooth loss worldwide. Traditional mechanical debridement and adjunctive antibiotic or antiseptic therapy often shows limited efficacy due to the complex anatomical ...
Weiyu Zhang   +12 more
wiley   +1 more source

Gut Microbiota‐Derived Bacterial Extracellular Vesicles in COVID‐19: Their Signature and Immunological Impact

open access: yesJournal of Extracellular Vesicles, Volume 15, Issue 7, July 2026.
This study demonstrated that the secretion of bacterial extracellular vesicles (BEVs) changes during COVID‐19‐induced gut‐bacterial dysbiosis, and these alterations in BEV profiles influence the immune cell cytokine response, persisting even after clinical remission.
Aya Ishizaka   +6 more
wiley   +1 more source

The characterization and occurrence of clinically important gram-negative anaerobic bacilli [PDF]

open access: yes, 1979
Awareness of the Bacteroidaceae as important members of the normal human flora and as pathogens has increased dramatically in recent years. Classification, however, has been confused and the identification of isolates difficult.
Duerden, Brian Ion
core  

Fecal Microbiota Transplantation From Patients With Social Anxiety Disorder Is Associated With General Anxiety‐Like Behavior and Gut Microbiota Alterations in Mice

open access: yesBrain and Behavior, Volume 16, Issue 6, June 2026.
Fecal microbiota transplantation from patients with social anxiety disorder (SAD) into mice induces anxiety‐like behaviors, accompanied by gut microbiota alterations (increased Bacteroidota, decreased butyrate producers), downregulation of microbial metabolic pathways, and reduced plasma tryptophan, suggesting a causal role of gut dysbiosis in SAD ...
Yu‐Chao Feng   +6 more
wiley   +1 more source

Epigenetic Perspectives on Maternal Gut Microbiota's Impact on Embryonic and Fetal Development

open access: yesComprehensive Physiology, Volume 16, Issue 3, June 2026.
This review summarizes how maternal health and nutrition shape gut microbiota via epigenetics to regulate embryonic development. It highlights microbiota‐embryo interactions, disruption by prenatal chemical exposures, and personalized nutrition for disease prevention, offering novel insights and therapeutic targets.
Shoulong Xu   +6 more
wiley   +1 more source

Gut Microbiota Alterations Associated With Colonization by Multidrug‐Resistant Organisms in ICU Patients: First Systematic Review and Meta‐Analysis

open access: yesMicrobiologyOpen, Volume 15, Issue 3, June 2026.
Microbiota profiling showed colonized critically ill patients had lower values of dominance/evenness (Simpson's index) and richness (Observed), reaching significantly lower values of information (mean difference in Shannon index = –1.18; 95% CI, –1.84 to –0.52; p < 0.001).
Andra‐Elena Goicea   +2 more
wiley   +1 more source

Fecal Microbiome Alterations in Colorectal Cancer: A Systematic Review of Compositional Changes and Microbial Biomarkers

open access: yesMicrobiologyOpen, Volume 15, Issue 3, June 2026.
Gut microbiome plays a crucial role in colorectal cancer development. The advanced sequencing techniques have the potential to complement current non‐invasive methods for early diagnosis and prevention of colorectal cancer. This includes conducting studies with robust statistical power and consistent, replicable methodologies, taking into consideration
Parvin Askari   +10 more
wiley   +1 more source

Age Influences the Bacterial Composition of Samples From Buffaloes in the Marajó Archipelago, Pará, Brazilian Amazon

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Milk microbiomes showed similar composition in young and adult buffaloes. Despite distinct microbial profiles among matrices, shared bacterial families indicate microbial interaction between milk, faeces, calf spittle and soil. ABSTRACT Buffalo milk stands out for its nutritional qualities and is mainly produced in Brazil in the Amazon region ...
Allana Lais Alves Lima   +9 more
wiley   +1 more source

Avaliação da microbiota intestinal de crianças com doença falciforme em uso crônico de antibioticoprofilaxia [PDF]

open access: yes, 2020
Sickle cell disease (SCD) causes a malfunction of the spleen increasing the susceptibility of children under the age of five to recurrent and severe infections, mainly by Streptococcus pneumoniae.
Eduardo Gomes de Oliveira
core  

Full‐Length 16S and 18S rRNA Long‐Read Sequencing Reveals Gut Microbiome Diversity in the European Brown Hare (Lepus europaeus)

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Full‐length 16S and 18S rRNA Oxford Nanopore sequencing of large intestine contents from 30 healthy European brown hares revealed broad gut microbiome diversity. An 80% identity threshold detected substantially greater taxonomic richness than 95%, emphasizing the value of long‐read sequencing in wildlife microbiome research. ABSTRACT The European brown
Zbigniew Bełkot   +7 more
wiley   +1 more source

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