[HTML][HTML] Non-Brownian diffusion in lipid membranes: Experiments and simulations
The dynamics of constituents and the surface response of cellular membranes—also in
connection to the binding of various particles and macromolecules to the membrane—are …
connection to the binding of various particles and macromolecules to the membrane—are …
Macromolecular Crowding and DNA: Bridging the Gap between In Vitro and In Vivo
D Collette, D Dunlap, L Finzi - International Journal of Molecular Sciences, 2023 - mdpi.com
The cellular environment is highly crowded, with up to 40% of the volume fraction of the cell
occupied by various macromolecules. Most laboratory experiments take place in dilute …
occupied by various macromolecules. Most laboratory experiments take place in dilute …
Anomalous, non-Gaussian tracer diffusion in crowded two-dimensional environments
A topic of intense current investigation pursues the question of how the highly crowded
environment of biological cells affects the dynamic properties of passively diffusing particles …
environment of biological cells affects the dynamic properties of passively diffusing particles …
Facilitation of polymer looping and giant polymer diffusivity in crowded solutions of active particles
We study the dynamics of polymer chains in a bath of self-propelled particles (SPP) by
extensive Langevin dynamics simulations in a two-dimensional model system. Specifically …
extensive Langevin dynamics simulations in a two-dimensional model system. Specifically …
[HTML][HTML] Seaweed polysaccharides as macromolecular crowding agents
Abstract Development of mesenchymal stem cell-based tissue engineered implantable
devices requires prolonged in vitro culture for the development of a three-dimensional …
devices requires prolonged in vitro culture for the development of a three-dimensional …
Shape-dependent macromolecular crowding on the thermodynamics and microsecond conformational dynamics of protein unfolding revealed at the single-molecule …
One of the main differences in the intercellular environment compared to the laboratory
condition is the presence of macromolecular crowders of various compositions, sizes, and …
condition is the presence of macromolecular crowders of various compositions, sizes, and …
Particle dynamics and transport enhancement in a confined channel with position-dependent diffusivity
This work focuses on the dynamics of particles in a confined geometry with position-
dependent diffusivity, where the confinement is modelled by a periodic channel consisting of …
dependent diffusivity, where the confinement is modelled by a periodic channel consisting of …
Chain reconfiguration in active noise
N Samanta, R Chakrabarti - Journal of Physics A: Mathematical …, 2016 - iopscience.iop.org
In a typical single molecule experiment, the dynamics of an unfolded protein is studied by
determining the reconfiguration time using long-range Förster resonance energy transfer …
determining the reconfiguration time using long-range Förster resonance energy transfer …
Polymer looping is controlled by macromolecular crowding, spatial confinement, and chain stiffness
We study by extensive computer simulations the looping characteristics of linear polymers
with varying persistence length inside a spherical cavity in the presence of macromolecular …
with varying persistence length inside a spherical cavity in the presence of macromolecular …
Tracer diffusion in a sea of polymers with binding zones: mobile vs. frozen traps
N Samanta, R Chakrabarti - Soft matter, 2016 - pubs.rsc.org
We use molecular dynamics simulations to investigate the tracer diffusion in a sea of
polymers with specific binding zones for the tracer. These binding zones act as traps. Our …
polymers with specific binding zones for the tracer. These binding zones act as traps. Our …