From actin waves to mechanism and back: how theory aids biological understanding

C Beta, L Edelstein-Keshet, N Gov, A Yochelis - Elife, 2023 - elifesciences.org
Actin dynamics in cell motility, division, and phagocytosis is regulated by complex factors
with multiple feedback loops, often leading to emergent dynamic patterns in the form of …

[HTML][HTML] The excitable signal transduction networks: movers and shapers of eukaryotic cell migration

DS Pal, X Li, T Banerjee, Y Miao… - … International journal of …, 2019 - ncbi.nlm.nih.gov
In response to a variety of external cues, eukaryotic cells display varied migratory modes to
perform their physiological functions during development and in the adult. Aberrations in cell …

Spatiotemporal dynamics of membrane surface charge regulates cell polarity and migration

T Banerjee, D Biswas, DS Pal, Y Miao, PA Iglesias… - Nature cell …, 2022 - nature.com
During cell migration and polarization, numerous signal transduction and cytoskeletal
components self-organize to generate localized protrusions. Although biochemical and …

Ras suppression potentiates rear actomyosin contractility-driven cell polarization and migration

Y Lin, DS Pal, P Banerjee, T Banerjee, G Qin… - Nature cell …, 2024 - nature.com
Ras has been extensively studied as a promoter of cell proliferation, whereas few studies
have explored its role in migration. To investigate the direct and immediate effects of Ras …

Quantitative structured illumination microscopy via a physical model-based background filtering algorithm reveals actin dynamics

Y Mo, K Wang, L Li, S Xing, S Ye, J Wen… - Nature …, 2023 - nature.com
Despite the prevalence of superresolution (SR) microscopy, quantitative live-cell SR
imaging that maintains the completeness of delicate structures and the linearity of …

An excitable Ras/PI3K/ERK signaling network controls migration and oncogenic transformation in epithelial cells

H Zhan, S Bhattacharya, H Cai, PA Iglesias… - Developmental Cell, 2020 - cell.com
Summary The Ras/PI3K/extracellular signal-regulated kinases (ERK) signaling network
plays fundamental roles in cell growth, survival, and migration and is frequently activated in …

A dynamic partitioning mechanism polarizes membrane protein distribution

T Banerjee, S Matsuoka, D Biswas, Y Miao… - Nature …, 2023 - nature.com
The plasma membrane is widely regarded as the hub of the numerous signal transduction
activities. Yet, the fundamental biophysical mechanisms that spatiotemporally …

Periodicity, mixed-mode oscillations, and multiple timescales in a phosphoinositide-Rho GTPase network

C San Tong, XJ Xǔ, M Wu - Cell Reports, 2023 - cell.com
While rhythmic contractile behavior is commonly observed at the cellular cortex, the primary
focus has been on excitable or periodic events described by simple activator-delayed …

Periodic propagating waves coordinate RhoGTPase network dynamics at the leading and trailing edges during cell migration

A Bolado-Carrancio, OS Rukhlenko, E Nikonova… - Elife, 2020 - elifesciences.org
Migrating cells need to coordinate distinct leading and trailing edge dynamics but the
underlying mechanisms are unclear. Here, we combine experiments and mathematical …

Statin-induced GGPP depletion blocks macropinocytosis and starves cells with oncogenic defects

Z Jiao, H Cai, Y Long, OK Sirka… - Proceedings of the …, 2020 - National Acad Sciences
Cancer cells display novel characteristics which can be exploited for therapeutic advantage.
Isolated studies have shown that 1) the mevalonate pathway and 2) increased …