Results 131 to 140 of about 239,936 (333)

Biodiversity of the Bacterial and Fungal Microbiome and Associated Inflammatory Cytokine Profile in Chronic Rhinosinusitis

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Dysbiosis of the bacterial and fungal microbiome has been increasingly implicated in the pathogenesis of chronic rhinosinusitis (CRS). This study explores the relationship between microbiome and mycobiome biodiversity and type 2 (T2) versus non‐type 2 (NT2) inflammation.
Hong‐Ho Yang   +13 more
wiley   +1 more source

Hosts, microbiomes, and the evolution of critical windows

open access: yesEvolution Letters, Volume 6, Issue 6, Page 412-425, December 2022., 2022
Abstract The absence of microbial exposure early in life leaves individuals vulnerable to immune overreaction later in life, manifesting as immunopathology, autoimmunity, or allergies. A key factor is thought to be a “critical window” during which the host's immune system can “learn” tolerance, and beyond which learning is no longer possible.
C. Jessica E. Metcalf   +3 more
wiley   +1 more source

A Sequential Release Micro‐nano System for Colitis Therapy via Gut Microbiota and Immune Regulation

open access: yesAngewandte Chemie, EarlyView.
The micro‐nano system achieves the sequential release of drugs in response to gut microbiota and reactive oxygen species (ROS). Inulin prebiotics restore gut microbiota balance. Selenium compounds scavenge ROS and promote macrophage polarization, while 3‐oxolithocholic acid suppresses TH17‐cell differentiation. As a multifactorial therapeutic approach,
Dongdong Zhu   +9 more
wiley   +2 more sources

Describing the Persistence Landscape for Introducing Microbes into Complex Communities [PDF]

open access: yesarXiv
The introduction of non-native organisms into complex microbiome communities holds enormous potential to benefit society. However, microbiome engineering faces several challenges including successful establishment of the organism into the community, its persistence in the microbiome to serve a specified purpose, and constraint of the organism and its ...
arxiv  

Long‐Term Particulate Matter Exposure May Increase Risk of Chronic Rhinosinusitis WIth Nasal Polyposis: Results from an Exposure‐Matched Study

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Particulate matter ⩽2.5 µm in diameter (PM2.5) and its role in chronic rhinosinusitis (CRS) pathogenesis have gained heightened attention. We previously demonstrated that PM2.5 exposure may bias the nasal mucosa in CRS toward a Type 2 inflammatory pathway.
Rory J. Lubner   +5 more
wiley   +1 more source

Antibacterial Siderophores of Pandoraea Pathogens and Their Impact on the Diseased Lung Microbiota

open access: yesAngewandte Chemie, EarlyView.
Genome mining of environmental and pathogenic Pandoraea species identified a conserved NRPS gene cluster and led to the discovery of novel siderophores, pandorabactins, which exert their antibacterial activity by depleting iron from competitors. Bioinformatic analysis of sputum from cystic fibrosis patients coupled with bioassays indicates that ...
Elena Herzog   +8 more
wiley   +2 more sources

A Catalog of Reference Genomes from the Human Microbiome [PDF]

open access: green, 2010
William Nelson   +82 more
openalex   +1 more source

Lactiplantibacillus plantarum X7022 ameliorates loperamide‐induced constipation and modulates gut microbiota in mice

open access: yesFood Bioengineering, Volume 1, Issue 3-4, Page 252-263, December 2022., 2022
Lactiplantibacillus plantarum X7022 is a novel strain isolated from the traditional fermented stinky tofu brine. L. plantarum X7022 could alleviate constipation by improving defection indices. L. plantarum X7022 regulated gut microbiota dysbiosis in the two different constipation models.
Xingye Chen   +5 more
wiley   +1 more source

Alterations in gut microbiota and metabolites contribute to postoperative sleep disturbances

open access: yesAnimal Models and Experimental Medicine, EarlyView.
In this study, we classified postoperative patients into poor sleepers (PS) and good sleepers (GS) based on the bispectral index (BIS), and transplanted their fecal microbiota to pseudo‐germ‐free rats to analyze the sleep changes in rats and the potential mechanism.
Hui Zhong   +7 more
wiley   +1 more source

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