Results 41 to 50 of about 256,194 (269)

Lactobacillus rhamnosus colonisation antagonizes Candida albicans by forcing metabolic adaptations that compromise pathogenicity

open access: yesNature Communications, 2022
Commensal bacteria such as Lactobacillus rhamnosus can inhibit the pathogenicity of the fungus Candida albicans. Here, Alonso-Roman et al. investigate the interplay between C. albicans, L.
Raquel Alonso-Roman   +13 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Clinical performance of two commercial PCR assays for the detection of macrolide resistance in Mycoplasma pneumoniae

open access: yesJournal of Clinical Microbiology
Macrolides are the first-line treatment for Mycoplasma pneumoniae infections; however, macrolide resistance has been reported. We evaluated the clinical performance of two commercial assays for detecting macrolide-resistant M.
Nadège Hénin   +6 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Shining a light on Candida-induced epithelial damage with a luciferase reporter

open access: yesmSphere
Host cell damage is a key parameter for research in infection biology, drug testing, and substance safety screening. In this study, we introduce a luciferase reporter system as a new and reliable assay to measure cell damage and validate it with the ...
Millen Tesfamariam   +4 more
doaj   +1 more source

In Vitro Incorporation of Helicobacter pylori into Candida albicans Caused by Acidic pH Stress

open access: yesPathogens, 2020
Yeasts can adapt to a wide range of pH fluctuations (2 to 10), while Helicobacter pylori, a facultative intracellular bacterium, can adapt to a range from pH 6 to 8. This work analyzed if H.
Kimberly Sánchez-Alonzo   +7 more
doaj   +1 more source

Uncharted territories in the discovery of antifungal and antivirulence natural products from bacteria

open access: yesComputational and Structural Biotechnology Journal, 2021
Many fungi can cause deadly diseases in humans, and nearly every human will suffer from some kind of fungal infection in their lives. Only few antifungals are available, and some of these fail to treat intrinsically resistant species and the ever ...
Raghav Vij, Bernhard Hube, Sascha Brunke
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

A protocol for ultrastructural study of Candida albicans biofilm using transmission electron microscopy

open access: yesSTAR Protocols, 2022
Summary: This protocol describes how to analyze C. albicans biofilm using transmission electron microscopy. We present two approaches to observe the ultrastructure of fungal cells within unperturbed biofilms, as well as an immunogold labeling procedure ...
Thierry Mourer   +4 more
doaj   +1 more source

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