Direct Cell Interaction
Direct Cell Interaction - Related Videos
05:48
3D Co-culture with Direct Interaction: Co-culturing Cancer Cells with Monocytes to Study Their Interaction
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2023
This video describes the 3D co-culture of breast cancer cells with monocytes to study their interaction in an extracellular matrix extract (ECME) based environment. This method helps in studying specific features such as collagen degradation, immune cell recruitment, and cell invasion.
23:21
Silicon Microchips for Manipulating Cell-cell Interaction
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Cited by 7 •
2007
This article describes an experimental approach for dynamic regulation of cell-cell interactions between adherent cells on a micrometer scale. Manipulation of intercellular communication between hepatocytes and stromal cell is demonstrated. The developed platform enables investigation of cell-cell interactions in a variety of biological processes, including development and pathogenesis.
05:14
Studying Interactions between Myeloid Cells and CAR T Cells In Vitro and In Vivo
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2025
Given the limited xenograft models available to study interactions between human CART and myeloid cells, we established in vitro and in vivo models to understand the impacts of human macrophages on CART cells. Findings can potentially be generalized to evaluate macrophage roles in the tumor microenvironment and test macrophage-targeted immunotherapies.
06:50
Sandwich-like Microenvironments to Harness Cell/Material Interactions
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Cited by 3 •
2015
The following protocol describes the procedure to assemble sandwich-like cultures to be used as an intermediate stage between bi-dimensional (2D) and three-dimensional (3D) cellular environments. The engineered systems can have applications in microscopy, biomechanics, biochemistry and cell biology assays.
03:05
Direct Reprogramming of Hematopoietic Progenitor Cells into Neural Stem Cells
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2025
This video demonstrates the direct reprogramming of genetically modified hematopoietic progenitor cells into neuronal stem cells. Transcription factors expressed by hematopoietic progenitor cells trigger a cascade of molecular events facilitating their transformation. Further specific media is used to select and grow induced neuronal stem cells.
FAQs
These surface components provide more than physical attachment: they create points where adjacent cells can recognize one another and transmit contact-dependent signals. Their combined activity helps coordinate tissue organization and local communication, while changes in these interactions can influence disease progression. In cancer models, examining these components helps connect membrane contact with tumor behavior and responses to surrounding cells.
Reciprocal communication means that signals do not move in only one direction. Tumor cells can influence immune, stromal, or endothelial cells, while those neighboring cells can also alter tumor-cell behavior. Studying this two-way exchange is important because it links direct contact with processes such as tumor growth, invasion, immune evasion, and treatment response rather than viewing cancer cells in isolation.
The outcome of contact depends on which cells participate in the interaction. Tumor cells communicating with immune cells raise questions about immune evasion, whereas contact with stromal or endothelial cells can provide context for tumor growth and invasion. Comparing these partner types helps cancer researchers distinguish general contact effects from effects associated with a particular cellular environment.
A co-culture system places tumor cells together with another relevant cell population, such as immune, stromal, or endothelial cells, so their contact can be examined in a shared model. This design allows researchers to investigate reciprocal communication and contact-dependent effects under defined experimental conditions. It provides a more biologically relevant setting than studying tumor cells alone.
Tissue models extend cell-interaction studies beyond isolated cell populations by representing the organization of cells within a tissue context. They can help researchers examine how tumor, immune, stromal, or endothelial cells communicate while maintaining relevant spatial relationships. This added context supports investigation of tumor growth, invasion, immune evasion, and treatment response in more physiologically relevant models.
These studies can clarify how contact between tumor cells and their neighbors contributes to disease progression and treatment response. Results may reveal relationships between cellular communication and tumor growth, invasion, or immune evasion. Such information supports the development of cancer models that better reflect tissue conditions and can inform therapeutic strategies aimed at interactions within the tumor environment.