Local Cellular Scale
Local Cellular Scale - Related Videos
12:09
Transient Expression and Cellular Localization of Recombinant Proteins in Cultured Insect Cells
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Cited by 6 •
2017
Nonlytic insect cell expression systems are underutilized for production, cellular trafficking/localization, and recombinant protein functional analysis. Here, we describe methods to generate expression vectors and subsequent transient protein expression in commercially available lepidopteran cell lines. The co-localization of Bemisia tabaci aquaporins with subcellular fluorescent marker proteins is also presented.
10:45
Analysis of Actomyosin Dynamics at Local Cellular and Tissue Scales Using Time-lapse Movies of Cultured Drosophila Egg Chambers
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Cited by 2 •
2019
This protocol provides a Fiji-based, user-friendly methodology along with straightforward instructions explaining how to reliably analyze actomyosin behavior in individual cells and curved epithelial tissues. No programming skills are required to follow the tutorial; all steps are performed in a semi-interactive manner using the graphical user interface of Fiji and associated plugins.
10:33
Local Field Fluorescence Microscopy: Imaging Cellular Signals in Intact Hearts
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Cited by 8 •
2017
In the heart, molecular events coordinate the electrical and contractile function of the organ. A set of local field fluorescence microscopy techniques presented here enables the recording of cellular variables in intact hearts. Identifying mechanisms defining the cardiac function is critical in understanding how the heart works under pathological situations.
10:55
Construction of Modular Hydrogel Sheets for Micropatterned Macro-scaled 3D Cellular Architecture
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Cited by 4 •
2016
We describe the fabrication of micropatterned hydrogel sheets using a simple process, which can be assembled and manipulated in a freestanding form. Using these modular hydrogel sheets, a simple macro-scaled 3D cell culture system can be generated with a controlled cellular microenvironment.
09:55
Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex
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Cited by 2 •
2018
Here we describe a procedure for tissue clearing, fluorescent labeling, and large-scale imaging of mouse brain tissue which, thereby, enables visualization of the three-dimensional organization of cell types in the neocortex.
FAQs
Membrane receptors allow a cell to detect molecular cues nearby, while cell-cell contacts provide information about directly adjacent cells. These inputs can alter gene expression and coordinate changes in fate, polarity, shape, or movement. Their short-range nature makes cellular context important: neighboring cells may receive different information and therefore respond differently during tissue organization.
A developmental signal does not produce an identical outcome in every cell because each cell interprets it within its immediate surroundings. Receptor activity, contacts with neighboring cells, and the cell’s gene-expression state can influence the response. Studying these interactions helps explain how nearby cells adopt distinct fates while contributing to a coordinated tissue or organ.
Tissue-level analysis describes collective organization, whereas the local cellular scale focuses on the interactions that initiate or coordinate that organization. Cellular-resolution observations can reveal how short-range cues affect individual cell shape, polarity, movement, and fate. Connecting these observations to tissue structure shows how local differences accumulate into patterns and morphogenetic outcomes.
Relevant conditions include the molecular cues present nearby, the identity and behavior of neighboring cells, the strength or interpretation of receptor signals, and changes in gene expression. Together, these factors influence whether a cell changes fate, polarity, shape, or movement. Comparing cells in different immediate environments can therefore expose sources of developmental variation.
Imaging at cellular resolution allows investigators to observe cells and their immediate relationships during developmental change. It can show differences in shape, polarity, movement, and interactions with neighboring cells, helping connect local behavior with emerging tissue organization. Used alongside molecular measurements or perturbations, imaging can indicate when and where developmental decisions occur.
Lineage tracing follows the descendants of selected cells, linking an earlier cellular state with later tissue or organ structure. In developmental biology, this approach helps determine how local decisions and movements contribute to broader patterns of organization. When combined with cellular-resolution observations, it can relate a cell’s history to its eventual fate and position.
Molecular perturbation changes a selected molecular component or process so investigators can assess its contribution to cellular behavior. Comparing perturbed and unperturbed cells can reveal whether local signaling, cell-cell communication, or gene-expression changes influence fate, polarity, shape, or movement. These results help distinguish correlations from mechanisms underlying pattern formation and morphogenesis.
Each method addresses a different part of the developmental process. Imaging records local cellular behavior, lineage tracing connects cells to their descendants, and molecular perturbation tests causal contributions from specific processes. Together, they link short-range interactions with later tissue-level structure, providing a more complete account of how pattern formation and morphogenesis emerge.