Extracellular Nanodomain
Extracellular Nanodomain - Related Videos
01:42
The Extracellular Matrix
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2026
In order to maintain tissue organization, many animal cells are surrounded by structural molecules that make up the extracellular matrix (ECM). Together, the molecules in the ECM maintain the structural integrity of tissue as well as the remarkable specific properties of certain tissues.Composition of the Extracellular MatrixThe extracellular matrix (ECM) is commonly composed of ground substance, a gel-like fluid, fibrous components, and many structurally and functionally diverse molecules.
04:33
Extracellular DNA Staining: A Method to Identify Extracellular DNA in FFPE Tissue Sections
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2023
This video describes the technique of staining extracellular DNA in FFPE tissue sections. The stained extracellular DNA can be quantitated to determine the efficacy of any therapeutic treatment that leads to the death of cancer cells.
04:13
Extracellular Vesicle Extraction: A Technique to Isolate Extracellular Vesicles from Whole Tissue Specimens Using Differential Centrifugation
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2023
This video describes the technique of extracting extracellular vesicles from fresh or frozen tissues. The isolated extracellular vesicles can be used for further analysis to uncover their significant roles in disease pathogenesis.
08:46
Strategic Endothelial Cell Tube Formation Assay: Comparing Extracellular Matrix and Growth Factor Reduced Extracellular Matrix
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Cited by 19 •
2016
This manuscript describes a tube formation assay to quantify the effects of a given compound or condition on angiogenesis by using endothelial cell tube formation in a controlled environment.
13:05
Ratiometric Imaging of Extracellular pH in Dental Biofilms
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Cited by 24 •
2016
A pH-sensitive ratiometric dye is used in combination with confocal laser scanning microscopy and digital image analysis to monitor extracellular pH in dental biofilms in real-time.
FAQs
Spatial organization can regulate signaling by bringing receptors into defined local arrangements at the cell interface. When ligands, adhesion sites, or matrix components are positioned within a nanodomain, cells may encounter these cues in a coordinated rather than random way. This organization affects how signals are transmitted, linking nanoscale presentation with adhesion, migration, differentiation, and communication.
The behavior of an extracellular nanodomain depends on which cues are organized and how they are positioned. Ligands can influence receptor engagement, adhesion sites can shape cell attachment, and extracellular matrix components can modify the local interface. Biochemical gradients add spatial variation to these signals, allowing bioengineered systems to examine how different presentations affect cellular responses.
Receptor clustering links the spatial arrangement of extracellular cues to intracellular signal transmission. When relevant ligands or adhesion-related features are organized at the interface, their local arrangement can influence how receptors collect and communicate information. In bioengineering, this makes clustering a useful mechanistic readout for connecting nanoscale material design with changes in cell adhesion, migration, differentiation, or communication.
To engineer one, bioengineers control how ligands, adhesion sites, extracellular matrix components, or biochemical gradients are presented at the cell interface. They can then characterize the resulting organization and relate it to cellular behavior. This workflow helps test whether a specific nanoscale arrangement changes receptor clustering or alters outcomes such as adhesion, migration, differentiation, and communication.
These systems reveal how physical and chemical organization at the cell interface shapes cellular responses. By relating nanoscale features to receptor clustering and signal transmission, researchers can interpret changes in adhesion, migration, differentiation, or communication as consequences of spatially organized cues. The approach therefore connects material architecture with biological function rather than treating the extracellular environment as uniform.
Their design principles support biomaterials and tissue-engineering scaffolds that present extracellular cues with greater spatial control. By adjusting ligands, adhesion sites, matrix components, or biochemical gradients, engineers can investigate and potentially regulate how cells attach, move, differentiate, and communicate. These applications use nanoscale organization to connect scaffold or material design with specific cellular outcomes.