Collective gradient sensing and chemotaxis: modeling and recent developments

BA Camley - Journal of Physics: Condensed Matter, 2018 - iopscience.iop.org
Cells measure a vast variety of signals, from their environment's stiffness to chemical
concentrations and gradients; physical principles strongly limit how accurately they can do …

Perfect nematic order in confined monolayers of spindle-shaped cells

G Duclos, S Garcia, HG Yevick, P Silberzan - Soft matter, 2014 - pubs.rsc.org
Elongated, weakly interacting, apolar, fibroblast cells (mouse fibroblasts NIH-3T3) cultured
at confluence align together, forming large domains (correlation length∼ 500 μm) where …

Inapparent infections shape the transmission heterogeneity of dengue

GM Vazquez-Prokopec, AC Morrison… - PNAS …, 2023 - academic.oup.com
Transmission heterogeneity, whereby a disproportionate fraction of pathogen transmission
events result from a small number of individuals or geographic locations, is an inherent …

Temporal signals drive the emergence of multicellular information networks

G Li, R LeFebre, A Starman, P Chappell… - Proceedings of the …, 2022 - pnas.org
Coordinated responses to environmental stimuli are critical for multicellular organisms. To
overcome the obstacles of cell-to-cell heterogeneity and noisy signaling dynamics within …

Dynamic sampling and information encoding in biochemical networks

GD Potter, TA Byrd, A Mugler, B Sun - Biophysical journal, 2017 - cell.com
Cells use biochemical networks to translate environmental information into intracellular
responses. These responses can be highly dynamic, but how the information is encoded in …

Autopoietic Influence Hierarchies in Pancreatic Cells

D Korošak, M Jusup, B Podobnik, A Stožer, J Dolenšek… - Physical review …, 2021 - APS
β cells are biologically essential for humans and other vertebrates. Because their
functionality arises from cell-cell interactions, they are also a model system for collective …

β cells operate collectively to help maintain glucose homeostasis

B Podobnik, D Korošak, MS Klemen, A Stožer… - Biophysical journal, 2020 - cell.com
Residing in the islets of Langerhans in the pancreas, β cells contribute to glucose
homeostasis by managing the body's insulin supply. Although it has been acknowledged …

Optimizing information flow in small genetic networks. IV. Spatial coupling

TR Sokolowski, G Tkačik - Physical Review E, 2015 - APS
We typically think of cells as responding to external signals independently by regulating their
gene expression levels, yet they often locally exchange information and coordinate. Can …

Kinesin and myosin motors compete to drive rich multiphase dynamics in programmable cytoskeletal composites

RJ McGorty, CJ Currie, J Michel, M Sasanpour… - PNAS …, 2023 - academic.oup.com
The cellular cytoskeleton relies on diverse populations of motors, filaments, and binding
proteins acting in concert to enable nonequilibrium processes ranging from mitosis to …

Emergence of synchronized multicellular mechanosensing from spatiotemporal integration of heterogeneous single-cell information transfer

A Zamir, G Li, K Chase, R Moskovitch, B Sun, A Zaritsky - Cell systems, 2022 - cell.com
Multicellular synchronization is a ubiquitous phenomenon in living systems. However, how
noisy and heterogeneous behaviors of individual cells are integrated across a population …