Polyelectrolyte adsorption, interparticle forces, and colloidal aggregation

I Szilagyi, G Trefalt, A Tiraferri, P Maroni, M Borkovec - Soft Matter, 2014 - pubs.rsc.org
This review summarizes the current understanding of adsorption of polyelectrolytes to
oppositely charged solid substrates, the resulting interaction forces between such …

DNA confinement in nanochannels: physics and biological applications

W Reisner, JN Pedersen… - Reports on progress in …, 2012 - iopscience.iop.org
DNA is the central storage molecule of genetic information in the cell, and reading that
information is a central problem in biology. While sequencing technology has made …

FiberApp: an open-source software for tracking and analyzing polymers, filaments, biomacromolecules, and fibrous objects

I Usov, R Mezzenga - Macromolecules, 2015 - ACS Publications
Biological semiflexible polymers and filaments such as collagen, fibronectin, actin,
microtubules, coiled-coil proteins, DNA, siRNA, amyloid fibrils, etc., are ubiquitous in nature …

Running and tumbling with E. coli in polymeric solutions

AE Patteson, A Gopinath, M Goulian, PE Arratia - Scientific reports, 2015 - nature.com
Run-and-tumble motility is widely used by swimming microorganisms including numerous
prokaryotic and eukaryotic organisms. Here, we experimentally investigate the run-and …

Probing exchange pathways in one-dimensional aggregates with super-resolution microscopy

L Albertazzi, D Van Der Zwaag, CMA Leenders… - Science, 2014 - science.org
Supramolecular fibers are prominent structures in biology and chemistry. A quantitative
understanding of molecular exchange pathways in these one-dimensional aggregates was …

An endosomal tether undergoes an entropic collapse to bring vesicles together

DH Murray, M Jahnel, J Lauer, MJ Avellaneda… - Nature, 2016 - nature.com
An early step in intracellular transport is the selective recognition of a vesicle by its
appropriate target membrane, a process regulated by Rab GTPases via the recruitment of …

Polymers with spatial or topological constraints: Theoretical and computational results

C Micheletti, D Marenduzzo, E Orlandini - Physics Reports, 2011 - Elsevier
In this review, we provide an organized summary of the theoretical and computational
results that are available for polymers subject to spatial or topological constraints. Because …

Measurement of intrinsic properties of amyloid fibrils by the peak force QNM method

J Adamcik, C Lara, I Usov, JS Jeong, FS Ruggeri… - Nanoscale, 2012 - pubs.rsc.org
We report the investigation of the mechanical properties of different types of amyloid fibrils
by the peak force quantitative nanomechanical (PF-QNM) technique. We demonstrate that …

Capturing the essence of folding and functions of biomolecules using coarse-grained models

C Hyeon, D Thirumalai - Nature communications, 2011 - nature.com
The distances over which biological molecules and their complexes can function range from
a few nanometres, in the case of folded structures, to millimetres, for example, during …

Changes in structural-mechanical properties and degradability of collagen during aging-associated modifications

P Panwar, G Lamour, NCW Mackenzie, H Yang… - Journal of Biological …, 2015 - ASBMB
During aging, changes occur in the collagen network that contribute to various pathological
phenotypes in the skeletal, vascular, and pulmonary systems. The aim of this study was to …