Results 31 to 40 of about 57,489 (234)

Biophysical Characterization of Membrane Phase Transition Profiles for the Discrimination of Outer Membrane Vesicles (OMVs) From Escherichia coli Grown at Different Temperatures

open access: yesFrontiers in Microbiology, 2020
Dynamic Light Scattering (DLS), Small Angle X-ray Scattering (SAXS) and Transmission Electron Microscopy (TEM) are physical techniques widely employed to characterize the morphology and the structure of vesicles such as liposomes or human extracellular ...
Angelo Sarra   +10 more
doaj   +1 more source

Membrane Vesicles as Drug Delivery Systems: Source, Preparation, Modification, Drug Loading, In Vivo Administration and Biodistribution, and Application in Various Diseases

open access: yesPharmaceutics, 2023
Bioinspired (or biologically inspired) drug delivery systems (DDSs) have been intensively studied in the last decades. As bioinspired DDSs, membrane vesicles, including extracellular vesicles (EVs) released from eukaryotic cells, outer membrane vesicles (
Chenhan Sun   +5 more
doaj   +1 more source

Presence of distinctive microbiome in the first-pass meconium of newborn infants

open access: yesScientific Reports, 2021
We critically evaluated the fetal microbiome concept in 44 neonates with placenta, amniotic fluid, and first-pass meconium samples. Placental histology showed no signs of inflammation.
Jenni Turunen   +9 more
doaj   +1 more source

Extracellular Membrane Vesicles and Phytopathogenicity of Acholeplasma laidlawii PG8

open access: yesThe Scientific World Journal, 2012
For the first time, the phytopathogenicity of extracellular vesicles of Acholeplasma laidlawii PG8 (a ubiquitous mycoplasma that is one of the five common species of cell culture contaminants and is a causative agent for phytomycoplasmoses) in Oryza ...
Vladislav M. Chernov   +7 more
doaj   +1 more source

Lipid-hybrid cell-derived biomimetic functional materials: A state-of-the-art multifunctional weapon against tumors

open access: yesMaterials Today Bio, 2023
Tumors are among the leading causes of death worldwide. Cell-derived biomimetic functional materials have shown great promise in the treatment of tumors. These materials are derived from cell membranes, extracellular vesicles and bacterial outer membrane
Wen-Shang Liu   +6 more
doaj   +1 more source

Bacterial Extracellular Vesicles in Gastrointestinal Tract Cancer: An Unexplored Territory [PDF]

open access: yesCancers, 2021
Bacterial extracellular vesicles are membrane-enclosed, lipid bi-layer nanostructures that carry different classes of biomolecules, such as nucleic acids, lipids, proteins, and diverse types of small molecular metabolites, as their cargo. Almost all of the bacteria in the gut secrete extracellular vesicles to assist them in competition, survival ...
Sajeen Bahadur Amatya   +4 more
openaire   +4 more sources

Engineering strategies and biomedical applications of bacterial extracellular vesicles. [PDF]

open access: yesBiomater Transl
Bacterial extracellular vesicles (BEVs) are emerging as promising therapeutic agents and drug delivery vehicles due to their unique properties. These nanoscale vesicles possess stable membrane structure and naturally encapsulate a variety of bioactive molecules, making them versatile tools in biomedical applications.
Liang X, Li Q, Zheng L, Situ B.
europepmc   +3 more sources

Delivery of genome editing tools by bacterial extracellular vesicles [PDF]

open access: yesMicrobial Biotechnology, 2018
Here we propose to use bacterial cells as factories that generate EVs harboring both the RNP complex (or any other CRISPR-mediated tool) and a specific ligand molecule. The ligand would allow specific binding of EVs to cells with the matching receptors, adding a level of specificity to the delivery, hence stimulating precise genome editing.
Liu, Yue   +3 more
openaire   +3 more sources

Escherichia coli-Derived Outer Membrane Vesicles Relay Inflammatory Responses to Macrophage-Derived Exosomes

open access: yesmBio, 2023
Extracellular vesicles are considered to be an inflammatory factor in several acute and chronic inflammatory diseases. The present study shows that exosomes from macrophages (Mφ) infected with live Escherichia coli induced secretion of proinflammatory ...
Risa Imamiya   +9 more
doaj   +1 more source

Dual roles of the conditional extracellular vesicles derived from Pseudomonas aeruginosa biofilms: Promoting and inhibiting bacterial biofilm growth

open access: yesBiofilm
Antibiotic-resistant biofilm infections have emerged as public health concerns because of their enhanced tolerance to high-dose antibiotic treatments. The biofilm life cycle involves multiple developmental stages, which are tightly regulated by active ...
Marwa Gamal Saad   +2 more
doaj   +1 more source

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