Cell Matrix Interactions
Cell Matrix Interactions - Related Videos
01:24
Overview of Cell-Matrix Interactions
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2023
The extracellular matrix or ECM holds cells together to form a tissue and allows the cells within the tissue to communicate. ECM comprises proteins such as fibronectin, collagen, laminin, etc. The most abundant protein in this space is collagen. Collagen fibers are interwoven with carbohydrate-containing protein molecules called proteoglycans. ECM allows cell migration and provides a structural scaffold at cell adhesion that anchors the cell when the extracellular matrix proteins interact with...
04:45
3-Dimensional Culture of Lung Carcinoma Cells: A Method To Study Cell-Matrix Interactions
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2023
This video describes the technique of 3-D culture of lung carcinoma cells to study the cell-matrix interactions. In the protocol, we will perform the 3D culture of TUM622 lung carcinoma cells to explore its potential of forming organoids in vitro.
08:59
Human Dupuytren's Ex Vivo Culture for the Study of Myofibroblasts and Extracellular Matrix Interactions
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Cited by 3 •
2015
Dupuytren’s disease (DD) is a fibroproliferative disease of the palm of the hand. Here, we present a protocol to culture resection specimens from DD in a three-dimensional (3D) culture system. Such short-term culture system allows preservation of the 3D structure and molecular properties of the fibrotic tissue.
05:05
Tumor Cell Invasion Assay: A 3D In Vitro Native Matrix-based Method to Assess Epithelial-mesenchymal Cell Interactions
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2023
This video describes the technique of utilizing a native matrix to study tumor cell invasion. The technique used in this assay provides the ability to assess epithelial-mesenchymal cell interactions in a 3D setting without the need for a synthetic or foreign matrix.
08:16
In Vivo Study of Human Endothelial-Pericyte Interaction Using the Matrix Gel Plug Assay in Mouse
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Cited by 11 •
2016
We present a protocol to study human endothelial-pericyte interactions in mouse using a variation of the matrix gel plug angiogenesis assay.
FAQs
Integrins bind extracellular matrix proteins outside the cell and connect with the cytoskeleton inside it. When integrins cluster, they form focal adhesions, organized attachment sites that link physical forces with biochemical signals. This connection enables the cell to respond to its surrounding matrix by altering adhesion, migration, proliferation, differentiation, and survival.
Mechanical forces provide information about how a cell is attached to and supported by its surrounding matrix. Through integrin-cytoskeleton connections and focal adhesions, those forces can influence cellular behavior alongside biochemical signals. As a result, changes in the mechanical environment may affect whether cells migrate, proliferate, differentiate, remain attached, or survive.
The extracellular matrix does more than provide a surface for attachment because it also contributes biochemical signals that regulate cell behavior. Cells integrate these signals with mechanically transmitted information through integrins and focal adhesions. This combined input helps coordinate processes such as tissue organization, cell migration, proliferation, differentiation, and survival rather than producing attachment alone.
Research commonly examines how matrix contacts influence adhesion, migration, proliferation, differentiation, and survival. These behaviors provide measurable biological outcomes of the relationship between cells and their surrounding matrix. Examining them helps connect molecular events at integrin-containing focal adhesions with larger changes in tissue organization and function.
During wound healing and development, cells must organize within tissues and respond appropriately to their surrounding environment. Cell matrix interactions help explain how adhesion, migration, proliferation, differentiation, and survival are coordinated during these processes. Studying these relationships therefore links matrix-mediated signaling with the formation, maintenance, and repair of organized biological tissues.
Cancer progression is one biological context in which altered relationships between cells and the extracellular matrix can be investigated. Because these interactions regulate migration, proliferation, differentiation, adhesion, and survival, they provide a framework for examining how matrix-associated signals may influence tumor-related behavior. This makes the topic relevant to understanding cancer progression within tissue environments.
Researchers can use knowledge of these interactions to control cell adhesion and matrix properties in engineered tissues. Adjusting those features may guide tissue formation and function, making the approach relevant to biomaterials, tissue engineering, and regenerative medicine. The goal is to create environments that support appropriate cellular organization and behavior in constructed or repaired tissues.