Emergent programmable behavior and chaos in dynamically driven active filaments
D Krishnamurthy, M Prakash - Proceedings of the National …, 2023 - National Acad Sciences
How the behavior of cells emerges from their constituent subcellular biochemical and
physical parts is an outstanding challenge at the intersection of biology and physics. A …
physical parts is an outstanding challenge at the intersection of biology and physics. A …
Synchronized oscillations, traveling waves, and jammed clusters induced by steric interactions in active filament arrays
R Chelakkot, MF Hagan, A Gopinath - Soft matter, 2021 - pubs.rsc.org
Autonomous active, elastic filaments that interact with each other to achieve cooperation and
synchrony underlie many critical functions in biology. The mechanisms underlying this …
synchrony underlie many critical functions in biology. The mechanisms underlying this …
Effects of inertia on conformation and dynamics of tangentially driven active filaments
Active filamentlike systems propelling along their backbone exist across scales ranging from
motor-driven biofilaments to worms and robotic chains. In macroscopic active filaments such …
motor-driven biofilaments to worms and robotic chains. In macroscopic active filaments such …
[HTML][HTML] Ambient fluid rheology modulates oscillatory instabilities in filament-motor systems
J Tamayo, A Mishra, A Gopinath - Frontiers in Physics, 2022 - frontiersin.org
Semi-flexible filaments interacting with molecular motors and immersed in rheologically
complex and viscoelastic media constitute a common motif in biology. Synthetic mimics of …
complex and viscoelastic media constitute a common motif in biology. Synthetic mimics of …
Internal friction controls active ciliary oscillations near the instability threshold
Ciliary oscillations driven by molecular motors cause fluid motion at micron scale. Stable
oscillations require a substantial source of dissipation to balance the energy input of motors …
oscillations require a substantial source of dissipation to balance the energy input of motors …
Emergence of behaviour in a self-organized living matter network
What is the origin of behaviour? Although typically associated with a nervous system, simple
organisms also show complex behaviours. Among them, the slime mold Physarum …
organisms also show complex behaviours. Among them, the slime mold Physarum …
Ciliary flocking and emergent instabilities enable collective agility in a non-neuromuscular animal
Effective organismal behavior responds appropriately to changes in the surrounding
environment. Attaining this delicate balance of sensitivity and stability is a hallmark of the …
environment. Attaining this delicate balance of sensitivity and stability is a hallmark of the …
[HTML][HTML] Spindles and active vortices in a model of confined filament-motor mixtures
Background Robust self-organization of subcellular structures is a key principle governing
the dynamics and evolution of cellular life. In fission yeast cells undergoing division, the …
the dynamics and evolution of cellular life. In fission yeast cells undergoing division, the …
[HTML][HTML] Hydrodynamic instabilities provide a generic route to spontaneous biomimetic oscillations in chemomechanically active filaments
Non-equilibrium processes which convert chemical energy into mechanical motion enable
the motility of organisms. Bundles of inextensible filaments driven by energy transduction of …
the motility of organisms. Bundles of inextensible filaments driven by energy transduction of …
Buckling instabilities and spatio-temporal dynamics of active elastic filaments
Y Fily, P Subramanian… - Journal of the …, 2020 - royalsocietypublishing.org
Biological filaments driven by molecular motors tend to experience tangential propulsive
forces also known as active follower forces. When such a filament encounters an obstacle, it …
forces also known as active follower forces. When such a filament encounters an obstacle, it …