ArticleDevelopmental cell2023
Actuation of single downstream nodes in growth factor network steers immune cell migration.
Article in Developmental cell, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
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Who cites it
24 citing papers in PubMed, 31 citations in OpenAlex.
- Interplay between Rac1/RhoA and actin waves in giant epithelial cells: Experiment and theory.Biophysical journal · 2026Article
- Membrane Kymograph Generator: a cross-platform GUI software for automated generation and analysis of kymographs along dynamic cell boundaries.Bioinformatics (Oxford, England) · 2026Article
- Membrane Kymograph Generator: A cross-platform GUI software for automated generation and analysis of kymographs along dynamic cell boundaries.bioRxiv : the preprint server for biology · 2026Article
- Inwardly rectifying potassium channels promote directional sensing during neutrophil chemotaxis.The Journal of cell biology · 2026Article
- PIP5K-Ras bistability triggers plasma membrane symmetry breaking to define cellular polarity and regulate migration.bioRxiv : the preprint server for biology · 2025Article
- Rax1/2 promote memory of growth by early Ras1 activation to maintain polarity across generations.bioRxiv : the preprint server for biology · 2025Article
- Engineered In Vitro Platforms for Mechanochemical Control of Cell Migration.Cold Spring Harbor perspectives in biology · 2025Review
- Spatial distribution of cytoskeleton-mediated feedback controls cell polarization: A computational study.PLoS computational biology · 2025Article
- Signaling and actin waves at a glance.Journal of cell science · 2025Review
- Complementary cytoskeletal feedback loops control signal transduction excitability and cell polarity.Nature communications · 2025Article
- The CXCL8-CXCR2 axis promotes M2 macrophage polarization in ovarian cancer via RASGRP4-mediated mTOR-STAT3 signaling.Apoptosis : an international journal on programmed cell death · 2025Article
- Ras-mediated dynamic and biphasic regulation of cell migration.Proceedings of the National Academy of Sciences of the United States of America · 2025Article
- Self-organizing glycolytic waves tune cellular metabolic states and fuel cancer progression.Nature communications · 2025Article
- A role for class I p21-activated kinases in the regulation of the excitability of the actin cytoskeleton.Journal of cell science · 2025Article
- Spatial distribution of cytoskeleton-mediated feedback controls cell polarization: a computational study.bioRxiv : the preprint server for biology · 2025Article
- Learning stochastic reaction-diffusion models from limited data using spatiotemporal features.bioRxiv : the preprint server for biology · 2025Article
- Inwardly rectifying potassium channels regulate membrane potential polarization and direction sensing during neutrophil chemotaxis.bioRxiv : the preprint server for biology · 2025Article
- Making PI3K superfamily enzymes run faster.Advances in biological regulation · 2025Review
- NUPA10hd-immortalized and genetically engineered progenitors allow studying dendritic cell immune functions.Frontiers in immunology · 2025Article
- RasGRP4 aggravates ischemia-reperfusion injury in diabetic kidneys by mediating communication between macrophages and T cells.JCI insight · 2024Article
Corrections and comments
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Authors and funding
7 authors at 1 institution in 2 countries.
Funding
Abstract
Ras signaling is typically associated with cell growth, but not direct regulation of motility or polarity. By optogenetically targeting different nodes in the Ras/PI3K/Akt network in differentiated human HL-60 neutrophils, we abruptly altered protrusive activity, bypassing the chemoattractant receptor/G-protein network. First, global recruitment of active KRas4B/HRas isoforms or a RasGEF, RasGRP4, immediately increased spreading and random motility. Second, activating Ras at the cell rear generated new protrusions, reversed pre-existing polarity, and steered sustained migration in neutrophils or murine RAW 264.7 macrophages. Third, recruiting a RasGAP, RASAL3, to cell fronts extinguished protrusions and changed migration direction. Remarkably, persistent RASAL3 recruitment at stable fronts abrogated directed migration in three different chemoattractant gradients. Fourth, local recruitment of the Ras-mTORC2 effector, Akt, in neutrophils or Dictyostelium amoebae generated new protrusions and rearranged pre-existing polarity. Overall, these optogenetic effects were mTORC2-dependent but relatively independent of PI3K. Thus, receptor-independent, local activations of classical growth-control pathways directly control actin assembly, cell shape, and migration modes.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.