Results 41 to 50 of about 151,911 (185)

Matrix Effect in the Isolation of Breast Cancer-Derived Nanovesicles by Immunomagnetic Separation and Electrochemical Immunosensing—A Comparative Study

open access: yesSensors, 2020
Exosomes are cell-derived nanovesicles released into biological fluids, which are involved in cell-to-cell communication. The analysis of the content and the surface of the exosomes allow conclusions about the cells they are originating from and the ...
Silio Lima Moura   +2 more
doaj   +1 more source

Glycomic analysis of high density lipoprotein shows a highly sialylated particle. [PDF]

open access: yes, 2014
Many of the functional proteins and lipids in high density lipoprotein (HDL) particles are potentially glycosylated, yet very little is known about the glycoconjugates of HDL.
German, J Bruce   +6 more
core   +1 more source

Raman spectroscopy as a quick tool to assess purity of extracellular vesicle preparations and predict their functionality

open access: yesJournal of Extracellular Vesicles, 2019
Extracellular vesicles (EVs) from a variety of stem cell sources are believed to harbour regenerative capacity, which may be exploited for therapeutic purposes.
Alice Gualerzi   +6 more
doaj   +1 more source

Characterization of Plasma-Derived Extracellular Vesicles Isolated by Different Methods: A Comparison Study

open access: yesBioengineering, 2019
Extracellular vesicles (EV) are small membrane structures released by cells that act as potent mediators of intercellular communication. The study of EV biology is important, not only to strengthen our knowledge of their physiological roles, but also to ...
Esther Serrano-Pertierra   +7 more
doaj   +1 more source

Comparative Analysis of Outer Membrane Vesicle Isolation Methods With an Escherichia coli tolA Mutant Reveals a Hypervesiculating Phenotype With Outer-Inner Membrane Vesicle Content

open access: yesFrontiers in Microbiology, 2021
Outer membrane vesicles (OMVs) produced by Gram-negative bacteria are mediators of cell survival and pathogenesis by facilitating virulence factor dissemination and resistance to antimicrobials.
Shelby L. Reimer   +7 more
doaj   +1 more source

Isolation and Characterization of Mesenchymal Stem Cells-Derived Exosomes by Method of Ultracentrifuge and Polyethylene Glycol

open access: yesمجله دانشکده پزشکی اصفهان, 2020
Background: Mesenchymal stem cells (MSCs)-derived exosomes can function similar to MSCs in repairing damaged tissues and modulating immune responses. They are considered as an effective tool in regenerative medicine as well as autoimmune diseases and ...
Fataneh Tavasolian   +3 more
doaj   +1 more source

Structure and Activation Mechanism of the Drosophila Initiator Caspase Dronc [PDF]

open access: yes, 2006
Activation of an initiator caspase is essential to the execution of apoptosis. The molecular mechanisms by which initiator caspases are activated remain poorly understood.
Demeler, Borries   +5 more
core   +1 more source

Serum triglyceride and cholesterol concentrations and lipoprotein profiles in dogs with naturally occurring pancreatitis and healthy control dogs

open access: yesJournal of Veterinary Internal Medicine, 2020
Background Previous studies have reported an association between hyperlipidemia and pancreatitis in dogs, but details of this association remain poorly defined.
Panagiotis G. Xenoulis   +4 more
doaj   +1 more source

Purity Determines the Effect of Extracellular Vesicles Derived from Mesenchymal Stromal Cells

open access: yesCells, 2020
Extracellular vesicles (EVs) have been recently identified as vital components of cell-based therapies based on the observation that conditioned media from cultured stromal cells reproduce some of the beneficial effects of intact cells.
Maria Antònia Forteza-Genestra   +5 more
doaj   +1 more source

Cell Propagation of Cholera Toxin CTA ADP-Ribosylating Factor by Exosome Mediated Transfer [PDF]

open access: yes, 2018
In this study, we report how the cholera toxin (CT) A subunit (CTA), the enzyme moiety responsible for signaling alteration in host cells, enters the exosomal pathway, secretes extracellularly, transmits itself to a cell population.
Boussadia, Zaira   +11 more
core   +1 more source

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