Membrane Flexibility
Membrane Flexibility - Related Videos
06:10
Accessible Silicone Chip-to-Membrane Sealing Procedure for Flexible, Reliable Bonding
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2026
A novel sealing protocol to produce water-tight silicone-based seals for membranes of Polydimethylsiloxane (PDMS) chip devices. Intended for labs setting-up chip models and small-scale chip platform development. We demonstrate the protocol using plastic and native tissue membranes. This procedure only requires PDMS, toluene, mold, membrane, and a vacuum chamber.
08:30
Operant Procedures for Assessing Behavioral Flexibility in Rats
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Cited by 69 •
2015
The ability to assess executive functions such as behavioral flexibility in rats is useful for investigating the neurobiology of cognition in both intact animals and disease models. Here we describe automated tasks for assessing strategy shifting and reversal learning, which are particularly sensitive to disruptions in prefrontal cortical networks.
03:47
Implantation of a Flexible Biocompatible Probe in a Glioblastoma Mouse Model
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2025
Source: Lefevre, M. C., et al., Flexible Organic Electronic Devices for Pulsed Electric Field Therapy of Glioblastoma. J. Vis. Exp. (2022)This video demonstrates the implantation of a flexible, biocompatible probe in a glioblastoma mouse model to deliver targeted pulsed electric field therapy for neurotherapeutic applications.
20:21
Use of a Robot for High-throughput Crystallization of Membrane Proteins in Lipidic Mesophases
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Cited by 47 •
2012
Herein is described a robotic approach to high-throughput crystallization of membrane proteins in lipidic mesophases for use in structure determination using macromolecular X-ray crystallography. Three robots capable of handling the viscous and sticky protein-laden mesophase integral to the method are introduced.
22:00
Crystallizing Membrane Proteins for Structure Determination using Lipidic Mesophases
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Cited by 48 •
2010
Herein is described the procedure implemented in the Caffrey Membrane Structural and Functional Biology Group to set up manually crystallization trials of membrane proteins in lipidic mesophases.
FAQs
These variables adjust the balance between fluid movement and mechanical resistance in the lipid bilayer. Temperature, fatty-acid saturation, and cholesterol can therefore influence how readily the membrane reorganizes while retaining its structure. Examining their combined effects helps explain why membranes respond differently to physical conditions and how cells maintain suitable flexibility for communication and shape changes.
Connections between the membrane and cytoskeleton help regulate mechanical resistance and constrain or support membrane reorganization. This coupling links the bilayer to the cell’s structural framework, allowing membrane behavior to respond to changes in cell shape and mechanical forces. Its influence is especially relevant when cells deform, migrate, or reorganize their surface.
Reorganization is useful only when the bilayer remains sufficiently intact to support cellular structure and communication. Lipid and protein movement permits bending, shape changes, and interactions with other membranes, while the membrane’s mechanical properties limit damage during these events. This balance enables dynamic behavior without losing the boundary functions required by the cell.
A study can compare membrane behavior under different temperatures, lipid compositions, cholesterol conditions, or degrees of cytoskeletal connection. Researchers can then relate these conditions to fluidity, mechanical resistance, bending, stretching, and reorganization. Such comparisons connect molecular and structural variables with outcomes such as vesicle formation, membrane fusion, or responses to mechanical forces.
Flexible membranes support several processes that require controlled shape change or membrane remodeling. These include transport, signaling, cell migration, endocytosis, vesicle formation, and fusion with other membranes. Studying flexibility in these contexts helps connect the physical properties of the bilayer with how cells exchange materials, communicate, alter location, and respond to their surroundings.
Membrane flexibility provides a physical framework for investigating membrane-associated disease and for designing biomimetic materials that reproduce selected membrane behaviors. Research can examine how altered fluidity, mechanical resistance, or membrane reorganization affects cellular processes. The same principles also help guide efforts to model bending, vesicle formation, fusion, and responses to mechanical forces outside living cells.