Results 31 to 40 of about 10,369,778 (272)

Aqueous Dilution of Noble NPs Bulk Dispersions: Modeling Instability due to Dissolution by AF4 and Stablishing Considerations for Plasmonic Assays

open access: yesNanomaterials, 2020
Among different nanomaterials, gold and silver nanoparticles (AuNPs and AgNPs) have become useful tools for a wide variety of applications in general, and particularly for plasmonic assays.
Lorenzo Sanjuan-Navarro   +3 more
doaj   +1 more source

The Power of Field-Flow Fractionation in Characterization of Nanoparticles in Drug Delivery

open access: yesMolecules, 2023
Asymmetric-flow field-flow fractionation (AF4) is a gentle, flexible, and powerful separation technique that is widely utilized for fractionating nanometer-sized analytes, which extend to many emerging nanocarriers for drug delivery, including lipid ...
Juan Bian   +3 more
doaj   +1 more source

Field-Flow Fractionation in Molecular Biology and Biotechnology

open access: yesMolecules, 2023
Field-flow fractionation (FFF) is a family of single-phase separative techniques exploited to gently separate and characterize nano- and microsystems in suspension.
Stefano Giordani   +5 more
doaj   +1 more source

Asymmetrical Flow Field-Flow Fractionation Coupled to ICP-MS for Characterization of Trace Metal Species in the Environment from Macromolecular to Nano-Assemblage Forms: Current Challenges for Quantification

open access: yesCHIMIA, 2022
Asymmetrical flow field-flow fractionation (AF4) is a powerful technique employed for the separation of macromolecules, nanoparticles, and their assemblages according to their hydrodynamic behavior.
Isabelle A. M. Worms, Vera I. Slaveykova
doaj   +1 more source

Influence of oscillating main flow on separation efficiency in asymmetrical flow field-flow fractionation

open access: yes, 2022
Art. 461941The steadily rising interest in the investigation of interactions between nanomaterials and biological media has also led to an increasing interest in asymmetrical flow field-flow fractionation (AF-FFF).
Bantz, Christoph   +6 more
core   +1 more source

Screening for protein–protein interactions with asymmetrical flow field-flow fractionation [PDF]

open access: yesJournal of Pharmaceutical Sciences, 2021
We describe a new method for screening protein-protein interaction of biopharmaceutical molecules at dilute concentrations to predict development issues at high concentration. The method is based on Asymmetrical Flow Field-Flow Fractionation (AF4) measurements using well known effects of protein-protein attraction on the fractionation profile due to ...
Per-Olof, Wahlund   +2 more
openaire   +2 more sources

Asymmetrical Flow Field-Flow Fractionation on Virus and Virus-Like Particle Applications. [PDF]

open access: yesMicroorganisms, 2019
Asymmetrical flow field-flow fractionation (AF4) separates sample components based on their sizes in the absence of a stationary phase. It is well suited for high molecular weight samples such as virus-sized particles. The AF4 experiment can potentially separate molecules within a broad size range (~103−109 Da; particle diameter from 2 nm to 0.5−1 μm).
Eskelin K, Poranen MM, Oksanen HM.
europepmc   +5 more sources

Application of microstructured membranes for increasing retention, selectivity and resolution in asymmetrical flow field-flow fractionation [PDF]

open access: yes, 2019
In the present proof-of-concept study, we demonstrate that retention time, selectivity and resolution can be increased in asymmetrical flow field-flow fractionation (AF4) by introducing microstructured ultrafiltration membranes.
Stamatialis, Dimitrios   +3 more
core   +1 more source

Size and optical properties of dissolved organic matter in large boreal rivers during mixing: Implications for carbon transport and source discrimination

open access: yesJournal of Hydrology: Regional Studies, 2022
Study region: The lower Athabasca River (LAR), Northern Alberta, Canada Study focus: The functionality of dissolved organic matter (DOM) in natural waters largely depends upon its size and composition.
Jin-Ping Xue   +7 more
doaj   +1 more source

Asymmetrical flow field-flow fractionation in purification of an enveloped bacteriophage ϕ6 [PDF]

open access: yesJournal of Chromatography B, 2018
Basic and applied virus research requires specimens that are purified to high homogeneity. Thus, there is much interest in the efficient production and purification of viruses and their subassemblies. Advances in the production steps have shifted the bottle neck of the process to the purification. Nonetheless, the development of purification techniques
Lampi, Mirka   +6 more
openaire   +3 more sources

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