Overhauser dynamic nuclear polarization for the study of hydration dynamics, explained

JM Franck, S Han - Methods in Enzymology, 2019 - Elsevier
We outline the physical properties of hydration water that are captured by Overhauser
Dynamic Nuclear Polarization (ODNP) relaxometry and explore the insights that ODNP …

[HTML][HTML] New insights on the mechanism of polyethylenimine transfection and their implications on gene therapy and DNA vaccines

J Sabin, M Alatorre-Meda, J Miñones Jr… - Colloids and Surfaces B …, 2022 - Elsevier
Polyethylenimine (PEI) has been demonstrated as an efficient DNA delivery vehicle both in
vitro and in vivo. There is a consensus that PEI-DNA complexes enter the cells by …

Phonon-mediated lipid raft formation in biological membranes

D Bolmatov, JJ Kinnun, J Katsaras… - Chemistry and Physics of …, 2020 - Elsevier
Short-wavelength collective molecular motions, also known as phonons, have recently
attracted much interest in revealing dynamic properties of biological membranes through the …

How far is “bulk water” from interfaces? Depends on the nature of the surface and what we measure

VR Hande, S Chakrabarty - The Journal of Physical Chemistry B, 2022 - ACS Publications
Using systematic molecular dynamics (MD) simulations, we revisit the question: At what
distance from an interface do the properties of “bulk water” get recovered? We have …

[HTML][HTML] Unusual confinement properties of a water insoluble small peptide hydrogel

N Singha, A Srivastava, B Pramanik, S Ahmed… - Chemical …, 2019 - pubs.rsc.org
Unlike polymeric hydrogels, in the case of supramolecular hydrogels, the cross-linked
network formation is governed by non-covalent forces. Hence, in these cases, the gelator …

Microcirculatory response to photobiomodulation—why some respond and others do not: a randomized controlled study

L Gavish, O Hoffer, N Rabin, M Halak… - Lasers in Surgery …, 2020 - Wiley Online Library
Background and Objectives Photobiomodulation (PBM), a non‐ionizing, non‐thermal
irradiation, used clinically to accelerate wound healing and inhibit pain, was previously …

Rotational dynamics of water at the phospholipid bilayer depending on the head groups studied by molecular dynamics simulations

Y Higuchi, Y Asano, T Kuwahara, M Hishida - Langmuir, 2021 - ACS Publications
Hydration states are a crucial factor that affect the self-assembly and properties of soft
materials and biomolecules. Although previous experiments have revealed that the …

Dehydration induced dynamical heterogeneity and ordering mechanism of lipid bilayers

S Malik, A Debnath - The Journal of Chemical Physics, 2021 - pubs.aip.org
Understanding the influence of dehydration on the membrane structure is crucial to control
membrane functionality related to domain formation and cell fusion under anhydrobiosis …

[HTML][HTML] Effect of encapsulated protein on the dynamics of lipid sponge phase: A neutron spin echo and molecular dynamics simulation study

J Gilbert, I Ermilova, M Nagao, J Swenson, T Nylander - Nanoscale, 2022 - pubs.rsc.org
Lipid membranes are highly mobile systems with hierarchical, time and length scale
dependent, collective motions including thickness fluctuations, undulations, and topological …

Interfacial hydration determines orientational and functional dimorphism of sterol-derived Raman tags in lipid-coated nanoparticles

X An, A Majumder, J McNeely, J Yang… - Proceedings of the …, 2021 - National Acad Sciences
Lipid-coated noble metal nanoparticles (L-NPs) combine the biomimetic surface properties
of a self-assembled lipid membrane with the plasmonic properties of a nanoparticle (NP) …