Cell Membrane Recruitment
Cell Membrane Recruitment - Related Videos
04:28
Lung Tumor Cell Recruitment Assay
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2019
This manuscript describes a method to quantify tumor cell accumulation in the lungs in an animal model of tumor metastasis.
05:52
An In Vitro Flow Investigation of the Effect of Stromal Cells on Leukocyte Recruitment
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2025
The video demonstrates a method for investigating the impact of stromal cells on leukocyte recruitment. In a parallel plate flow chamber model, pro-inflammatory cytokines induce the expression of adhesion receptors by endothelial cells, facilitating neutrophil recruitment and migration. The cross-talk between stromal cells and endothelial cells diminishes neutrophil recruitment to the endothelial cells.
11:30
Analyzing the Effects of Stromal Cells on the Recruitment of Leukocytes from Flow
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Cited by 28 •
2015
The ability of inflamed endothelium to recruit leukocytes from flow is regulated by mesenchymal stromal cells. We describe two in vitro models incorporating primary human cells that can be used to assess neutrophil recruitment from flow and examine the role that mesenchymal stromal cells play in regulating this process.
04:29
Monitoring Neutrophil Recruitment Dynamics and Bacterial Burden at the Infection Site in a Murine Model
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2025
This video demonstrates in vivo imaging to study the neutrophil recruitment dynamics at an infection site in an immunocompromised, transgenic mouse with GFP-expressing neutrophils. It involves injecting luminescent bacteria to cause an infection. This leads to neutrophil recruitment to the infection site, whose tracking is done by imaging.
09:03
Monitoring Functionality and Morphology of Vasculature Recruited by Factors Secreted by Fast-growing Tumor-generating Cells
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Cited by 7 •
2014
We describe a matrigel plug assay to illustrate angiogenic potential of a pool of factors secreted by cancer cells using two complementary imaging modalities, ultrasound and endomicroscopy. The matrigel, an extracellular matrix (ECM)-mimic gel, is utilized to introduce the host (mouse) with angiogenic factors secreted to the conditioned media...
FAQs
Three mechanisms can bring a soluble factor to the plasma membrane: a membrane-binding domain can recognize particular lipids, a lipid modification can increase the factor’s membrane affinity, or an adaptor or scaffold can capture it at a defined site. These routes provide different forms of spatial control, helping determine which molecules meet and when a response can begin.
Membrane proximity matters because it concentrates interacting molecules in the same cellular location. Once positioned together, recruited factors can coordinate signaling pathways, cytoskeletal remodeling, vesicle trafficking, adhesion, or movement. Thus, recruitment is not merely a change in protein location; it can organize a local biochemical event whose site influences the resulting cellular response.
Adaptor and scaffold proteins are important when direct membrane binding is insufficient or when recruitment must occur at a defined membrane site. Rather than relying only on a factor’s own affinity for lipids, these proteins capture soluble components and organize them locally. This arrangement can connect membrane signals with downstream signaling, cytoskeletal, trafficking, adhesion, or motility processes.
Membrane-binding domains identify suitable lipid environments, whereas lipid modifications alter how strongly a molecule associates with the membrane. Recognition depends on the domain encountering compatible membrane lipids; increased affinity changes the molecule’s tendency to remain localized. Both mechanisms can position factors for coordinated activity, but they do so through distinct molecular properties.
Measurements of recruitment can show whether a protein, lipid, or signaling molecule becomes localized at the plasma membrane during a cellular response. Interpreting that localization helps researchers connect spatial organization with pathway activation, cytoskeletal remodeling, vesicle trafficking, adhesion, or movement. The result is a way to study how cells convert external cues into localized biochemical events.
Studies of this process are especially informative when a cellular outcome depends on where molecules act. Recruitment can be examined in relation to signaling activation, changes in the cytoskeleton, movement, adhesion, or vesicle trafficking. Linking membrane localization with one of these outcomes helps clarify how coordinated local events contribute to broader cell behavior.
In biology research, cell membrane recruitment provides a framework for investigating development, immunity, and disease mechanisms. It can also identify membrane-localized interactions or signaling events that may represent therapeutic targets. These applications arise because recruitment connects molecular positioning with functional responses, allowing researchers to investigate how spatial organization contributes to normal or disease-related cellular behavior.