Results 11 to 20 of about 167,142 (325)

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

The Role of Vesicles in Transporting of Cholera Toxin

open access: yesПроблемы особо опасных инфекций, 2023
The review reports on the secretion pathways of the main virulence factor of Vibrio cholerae, cholera toxin, both through the two-stage Sec-dependent type 2 secretion system and with the help of vesicles of the outer membrane of V. cholerae.
V. P. Zyuzina   +4 more
doaj   +1 more source

Outer Membrane Vesicle Vaccine Platforms

open access: yesBioDrugs, 2023
Outer membrane vesicles (OMVs) are spontaneously released by many gram-negative bacteria during their growth and constitute an important virulence factor for bacteria, helping them to survive through harsh environmental conditions. Native OMVs, naturally-released from bacteria, are produced at a level too low for vaccine manufacturing, requiring ...
Micoli, Francesca   +2 more
openaire   +2 more sources

Outer membrane vesicle vaccines for Neisseria gonorrhoeae [PDF]

open access: yesNature Reviews Urology, 2021
Multidrug-resistant Neisseria gonorrhoeae is a global health problem, and the development of a vaccine is considered essential for the effective control of gonorrhoea. The use of outer membrane vesicle vaccines to prevent N. gonorrhoeae infection has garnered considerable interest, and a recent study using a mouse model of experimental gonococcal ...
Evgeny A. Semchenko, Kate L. Seib
openaire   +3 more sources

Aberrant Membrane Structures in Hypervesiculating Escherichia coli Strain ΔmlaEΔnlpI Visualized by Electron Microscopy

open access: yesFrontiers in Microbiology, 2021
Escherichia coli produces extracellular vesicles called outer membrane vesicles (OMVs) by releasing a part of its outer membrane. We previously reported that the combined deletion of nlpI and mlaE, related to envelope structure and phospholipid ...
Yoshihiro Ojima   +7 more
doaj   +1 more source

The Role of Outer Membrane Vesicles of Agents of Particularly Dangerous Infections in the Pathogenesis and Immunogenesis of Infectious Process

open access: yesПроблемы особо опасных инфекций, 2022
The literature review is devoted to the modern concepts of the vesiculation phenomenon and its biological role in pathogenic bacteria – causative agents of particularly dangerous human infections.
N. V. Aronova   +4 more
doaj   +1 more source

Outer membrane vesicle [PDF]

open access: yesHuman Vaccines & Immunotherapeutics, 2012
Nowadays adjuvants are extensively used as immuno-stimulatory and immuno-modulatory compounds as components of subunit and combination vaccine formulations. The adjuvants of microbial origin are more frequently used among currently used licensed or experimental adjuvants.
Arfa, Moshiri   +3 more
openaire   +2 more sources

Outer membrane vesicle-based intranasal vaccines

open access: yesCurrent Opinion in Immunology, 2023
Delivery of vaccines via the mucosal route is regarded as the most effective mode of immunization to counteract infectious diseases that enter via mucosal tissues, including oral, nasal, pulmonary, intestinal, and urogenital surfaces. Mucosal vaccines not only induce local immune effector elements, such as secretory Immunoglobulin A (IgA) reaching the ...
Peter Van der Ley, Virgil EJC Schijns
openaire   +2 more sources

Solution nuclear magnetic resonance spectroscopy of bacterial outer membrane proteins in natively excreted vesicles using engineered Escherichia coli

open access: yesMicrobiologyOpen, 2022
Gaining structural information on membrane proteins in their native lipid environment is a long‐standing challenge in molecular biology. Instead, it is common to employ membrane mimetics, which has been shown to affect protein structure, dynamics, and ...
Mohammed Mouhib, Celestine N. Chi
doaj   +1 more source

Gram-Negative Bacteria’s Outer Membrane Vesicles

open access: yesInfection & Chemotherapy, 2023
Outer membrane vesicles (OMVs) are spherical bilayered nanoparticles derived from the outer layer of Gram-negative bacteria. Bacteria communicate with nearby bacteria, their environment, and the cells of their host by secreting OMVs, which are essential for their survival.
Jeong Yeon Kim   +5 more
openaire   +2 more sources

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