[HTML][HTML] Differentiating bulk nanobubbles from nanodroplets and nanoparticles

F Eklund, M Alheshibri, J Swenson - Current Opinion in Colloid & Interface …, 2021 - Elsevier
History has shown that it is not as easy as one might think to differentiate between bulk
nanobubbles and nanodroplets or nanoparticles. It is generally easy to detect colloids (ie …

Particle detection and characterization for biopharmaceutical applications: current principles of established and alternative techniques

J Gross-Rother, M Blech, E Preis, U Bakowsky… - Pharmaceutics, 2020 - mdpi.com
Detection and characterization of particles in the visible and subvisible size range is critical
in many fields of industrial research. Commercial particle analysis systems have proliferated …

Differentiating between Nanoparticles and Nanobubbles by Evaluation of the Compressibility and Density of Nanoparticles

M Alheshibri, VSJ Craig - The Journal of Physical Chemistry C, 2018 - ACS Publications
There are a growing number of reports in the literature of techniques to produce swarms of
long-lived nanosized bubbles. These are of interest both because their stability is …

Sink or float? Characterization of shell-stabilized bulk nanobubbles using a resonant mass measurement technique

C Hernandez, EC Abenojar, J Hadley, R Coyne… - Nanoscale, 2019 - pubs.rsc.org
Nano-sized shell-stabilized gas bubbles have applications in various fields ranging from
environmental science to biomedical engineering. A resonant mass measurement (RMM) …

[HTML][HTML] Particles in biopharmaceutical formulations, part 2: an update on analytical techniques and applications for therapeutic proteins, viruses, vaccines and cells

A Roesch, S Zölls, D Stadler, C Helbig… - Journal of …, 2022 - Elsevier
Particles in biopharmaceutical formulations remain a hot topic in drug product development.
With new product classes emerging it is crucial to discriminate particulate active …

Proteins on the rack: mechanistic studies on protein particle formation during peristaltic pumping

N Deiringer, W Friess - Journal of Pharmaceutical Sciences, 2022 - Elsevier
Peristaltic pumping can cause protein particle formation. The expected causes were
unfolding by heat in the pump head, oxidative stress by cavitation generated during roller …

Advanced density-based methods for the characterization of materials, binding events, and kinetics

TP Doan-Nguyen, D Crespy - Chemical Society Reviews, 2022 - pubs.rsc.org
Investigations of the densities of chemicals and materials bring valuable insights into the
fundamental understanding of matter and processes. Recently, advanced density-based …

Reaching the breaking point: Effect of tubing characteristics on protein particle formation during peristaltic pumping

N Deiringer, W Friess - International Journal of Pharmaceutics, 2022 - Elsevier
Peristaltic pumping has been identified as a cause for protein particle formation during
manufacturing of biopharmaceuticals. To give advice on tubing selection, we evaluated the …

Quantitative laser diffraction for quantification of protein aggregates: comparison with resonant mass measurement, nanoparticle tracking analysis, flow imaging, and …

S Yoneda, B Niederleitner, M Wiggenhorn… - Journal of …, 2019 - Elsevier
In the past, analysis of micron-sized (> 1.0 μm) aggregates of therapeutic proteins has been
limited to light obscuration (LO), and appropriate quantitative methods of evaluating protein …

[HTML][HTML] Sweeping of adsorbed therapeutic protein on prefillable syringes promotes micron aggregate generation

T Maruno, H Watanabe, S Yoneda, T Uchihashi… - Journal of …, 2018 - Elsevier
This study evaluated how differences in the surface properties of prefillable syringe barrels
and in-solution sampling methods affect micron aggregates and protein adsorption levels …