Mechanical Imaging
Mechanical Imaging - Related Videos
07:42
Live Cell Imaging during Mechanical Stretch
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Cited by 12 •
2015
A novel imaging protocol was developed using a custom motor-driven mechanical actuator to allow the measurement of real time responses to mechanical strain in live cells. Relevant to mechanobiology, the system can apply strains up to 20% while allowing near real-time imaging with confocal or atomic force microscopy.
08:43
Imaging of the Microstructural Failure Mechanism in the Human Hip
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Cited by 1 •
2023
The protocol enables the measurement of the deformation of the bone microstructure in the entire proximal human femur and its toughness by combining large-volume micro-CT scanning, a custom-made compressive stage, and advanced image processing tools.
08:22
3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats
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Cited by 1 •
2025
The proposed setup allows controlled mechanical ventilation and Magnetic Resonance imaging of 3D thorax movement in mice and rats. We have used this setup to study the pathophysiology underlying mechanical ventilation-induced respiratory muscle dysfunction.
10:39
Using a Microfluidics Device for Mechanical Stimulation and High Resolution Imaging of C. elegans
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Cited by 18 •
2018
New tools for mechanobiology research are needed to understand how mechanical stress activates biochemical pathways and elicits biological responses. Here, we showcase a new method for selective mechanical stimulation of immobilized animals with a microfluidic trap allowing high-resolution imaging of cellular responses.
12:45
Mechanical Stimulation of Chondrocyte-agarose Hydrogels
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Cited by 29 •
2012
The biosynthesis of cartilaginous extracellular matrix by chondrocytes can be affected by application of mechanical stimuli. This method describes the technique of applying dynamic compressive strains to chondrocytes encapsulated in 3D constructs and the evaluation of induced changes in chondrocyte metabolism.
FAQs
Cell shape and tissue movement provide observable changes, while force-sensitive signals add mechanical information. Comparing these measurements across time allows researchers to infer when stresses and strains arise, how they change, and how they correspond to evolving biological form. This links dynamic physical behavior to morphogenesis rather than treating tissue shape as a static endpoint.
Cell adhesion helps connect neighboring cells so that forces can be transmitted across a tissue, whereas contractility generates active changes in cell and tissue shape. Mechanical imaging can relate these behaviors to larger-scale events such as folding or elongation. This connection helps explain how cellular interactions contribute to coordinated tissue remodeling during development.
Migration, growth, and division can each alter cell arrangement, tissue dimensions, and local deformation. Tracking these processes alongside physical changes helps researchers determine how developmental activity contributes to tissue-scale form. Their combined effects are especially relevant when interpreting how tissues elongate, fold, or reorganize as complex structures develop.
Shape measurements show how cells and tissues deform, but force-sensitive signals provide an additional readout associated with the physical conditions producing those changes. Using both types of information helps distinguish the timing of mechanical changes from the visible consequences of those changes. This improves interpretation of how stresses and strains participate in developmental pattern formation.
A typical workflow begins with time-lapse microscopy of living cells or tissues, followed by quantitative measurements of cell shape, tissue movement, or force-sensitive signals. Researchers then compare these measurements over time to infer changing stresses, strains, and material behavior. The resulting analysis connects observed dynamics with developmental events such as folding, elongation, and pattern formation.
The approach can help explain how physical forces contribute to tissue folding, elongation, and pattern formation. By relating cellular behaviors to changes in tissue form, researchers can investigate how adhesion, contractility, migration, growth, and division cooperate during morphogenesis. These observations provide a route for connecting molecular activity with the construction of complex embryonic structures.
Mechanical imaging reveals how forces and deformations change while an embryo develops, allowing researchers to examine whether coordinated cellular behaviors produce consistent large-scale forms. In developmental biology, this perspective is useful for studying how tissues build complex structures despite continual movement and remodeling. It places physical organization alongside molecular activity as part of developmental explanation.