Spheroid Embedding
Spheroid Embedding - Related Videos
02:59
Embedding 3D Spheroids in Agarose Gel Drops: A Technique to Preserve Spheroids for Downstream Analysis
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2023
This video describes the technique to embed 3D spheroids in agarose gel drops for preservation. The embedded 3D spheroids can be further used for downstream analysis.
02:42
Preparation of Cancer Spheroid Blocks by Flash Freezing: A Procedure To Preserve Cancer Spheroids in Frozen Matrix Blocks
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2023
This video demonstrates the preparation of cancer spheroid blocks by flash freezing, a technique in which a tissue sample of interest is frozen to an ultracold temperature, restraining the spheroids inside the matrix.
08:27
Mechanical Mapping of Spheroids Using Brillouin Spectroscopy
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2025
This article describes a protocol for mechanical characterisation of living spheroids within a 3D matrix using Brillouin micro-spectroscopy. This all-optical method enables spheroid visualisation with microscale resolution and quantitative mechanical properties. This approach has implications for mechanical phenotyping; for instance, determining pathological states of tumor spheroids within a 3D microenvironment.
03:20
Splitting Spheroids for Sub-culturing and Shipping: A Procedure for Propagating and Transferring Spheroids from Small Bowel Neuroendocrine Tumor
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2023
This video demonstrates a strategy to split and propagate spheroids developed from small bowel neuroendocrine tumor cells. These spheroids have small bowel neuroendocrine tumor markers and can be propagated and further used to test anti-cancer drugs.
04:29
Immunofluorescent Staining of Spheroids: A Technique to Analyze Spheroids for Expression of Intra- and Extracellular Antigen Expression
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2023
This video describes the technique of immunofluorescent staining of spheroids to understand the differentiation of the fibroblasts or CAFs. This protocol helps detect expression of intra- and extracellular antigens, including deposition of ECM proteins within the spheroids.
FAQs
The surrounding matrix does more than hold a spheroid in place: it supplies structural and biochemical cues that affect how cells organize and interact with their environment. These signals help preserve cell-cell contacts while also creating a setting in which cells can respond to the matrix. Consequently, investigators can examine cell-matrix interactions alongside tissue-like organization.
Gradients arise because cells are grouped in a three-dimensional structure rather than spread in a single layer. Differences in nutrient and oxygen availability can make conditions vary across the spheroid and help reproduce aspects of tissue organization. Studying these internal differences gives researchers a more informative view of tumor behavior than observations made only in uniformly exposed cultures.
Monolayer culture presents cells in a two-dimensional arrangement, whereas embedded spheroids retain multicellular organization and cell-cell interactions within a surrounding matrix. The three-dimensional setting also supports gradients and permits migration or invasion into adjacent material. This makes the model useful when the research question concerns spatial tumor behavior rather than responses from isolated, evenly exposed cells.
Researchers place a multicellular spheroid within a supportive extracellular matrix so that the matrix surrounds it. The resulting preparation can be examined for maintained organization, movement of cells into the surrounding material, and changes under experimental conditions. This setup connects the initial three-dimensional arrangement with measurable behaviors relevant to tumor biology.
They can assess tumor growth, invasion, migration, cell-matrix interactions, and responses to anticancer drugs. Because the spheroid maintains cell-cell interactions and develops nutrient and oxygen gradients, observations can reflect several features of tumor behavior at once. The model therefore supports controlled comparisons of how cancer cells behave and respond within a more tissue-like environment.
Spheroid embedding provides a controlled laboratory model for testing tumor behavior and anticancer drug responses in a setting that more closely represents tissue organization than a conventional monolayer. Results can reveal how cells interact with their matrix, migrate or invade, and respond under three-dimensional conditions. These observations may support development and assessment of more physiologically relevant cancer therapies.