Results 281 to 290 of about 20,026 (345)

The Keystone‐Pathogen Hypothesis Updated: The Role of Porphyromonas gingivalis in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Porphyromonas gingivalis orchestrates a coordinated manipulation of immune and inflammatory responses in periodontal tissues which leads to the generation of a dysbiotic, subgingival biofilm community, and progression of periodontitis. The type 9 secretion system, lipid A modification, and the formation of outer membrane vesicles are important ...
Mike A. Curtis   +2 more
wiley   +1 more source

The Oral‐Gut Axis: Bidirectional Interactions Between Microbiome and Diseases

open access: yesJournal of Periodontal Research, EarlyView.
This study aims to summarize the mechanisms underlying ectopic colonization of the gut by oral pathobionts and the microbial and host factors that regulate this process. ABSTRACT Increased colonization of typically oral microorganisms is frequently observed in the gut mucosa or lumen of individuals with gastrointestinal disorders, including patients ...
Shinya Ebihara, Nobuhiko Kamada
wiley   +1 more source

Redundant and Flexible Electron Transfer Pathways Underlie MsrPQ‐Mediated Repair of Oxidized Periplasmic Proteins

open access: yesMolecular Microbiology, EarlyView.
This study investigates in vivo the role of the flavin reductase Fre as an electron supplier to the periplasmic methionine sulfoxide reductase system MsrPQ. ABSTRACT The MsrPQ system is essential for the repair of oxidized methionine residues in periplasmic proteins, ensuring bacterial resistance to oxidative stress and envelope integrity.
Laurent Loiseau, Benjamin Ezraty
wiley   +1 more source

Strict Aerobic Lifestyle and Anaerobic Survival of Bacteria: Inseparable Twins?

open access: yesMolecular Microbiology, EarlyView.
ABSTRACT For many decades the existence of strict aerobic bacteria was part of every textbook. However, considering habitats like soils or surfaces, many of these microorganisms are exposed to drastic changes in oxygen tension. A simple rain shower can change oxygen diffusion rates by a factor of 10.000.
Meina Neumann‐Schaal   +2 more
wiley   +1 more source

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