Bio-scaffold Materials
Bio-scaffold Materials - Related Videos
13:32
Designing a Bio-responsive Robot from DNA Origami
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Cited by 3 •
2013
DNA origami is a powerful method for fabricating precise nanoscale objects by programming the self-assembly of DNA molecules. Here, we describe how DNA origami can be utilized to design a robotic robot capable of sensing biological cues and responding by shape shifting, subsequently relayed to a desired effect.
16:38
Bridging the Bio-Electronic Interface with Biofabrication
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Cited by 3 •
2012
This article describes a biofabrication approach: deposition of stimuli-responsive polysaccharides in the presence of biased electrodes to create biocompatible films which can be functionalized with cells or proteins. We demonstrate a bench-top strategy for the generation of the films as well as their basic uses for creating interactive biofunctionalized surfaces for lab-on-a-chip applications.
07:48
Three-Dimensional In Vitro Biomimetic Model of Neuroblastoma Using Collagen-Based Scaffolds
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Cited by 9 •
2021
This paper lists the steps required to seed neuroblastoma cell lines on previously described three-dimensional collagen-based scaffolds, maintain cell growth for a predetermined timeframe, and retrieve scaffolds for several cell growth and cell behavior analyses and downstream applications, adaptable to satisfy a range of experimental aims.
08:11
Controlling Particle Fraction in Microporous Annealed Particle Scaffolds for 3D Cell Culture
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Cited by 7 •
2022
Minimizing the variability in the particle fraction within granular scaffolds facilitates reproducible experimentation. This work describes methods for generating granular scaffolds with controlled particle fractions for in vitro tissue engineering applications.
07:28
Imaging Cell Viability on Non-transparent Scaffolds — Using the Example of a Novel Knitted Titanium Implant
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Cited by 6 •
2016
Here we present a fluorophore based imaging technique to detect cell viability on a non-transparent titanium scaffold as well as to detect glimpses of the scaffold impurities. This protocol troubleshoots the drawback of imaging cell-cell or cell-metal interactions on non-transparent scaffolds.
FAQs
Interconnected pores create pathways that allow cells to adhere to scaffold surfaces, migrate through the structure, and receive nutrients. They also provide space for extracellular matrix deposition, which helps newly forming tissue develop within the scaffold rather than only around its exterior. Consequently, pore organization is important when designing materials intended to support internal tissue formation.
Material composition and stiffness influence how cells behave after they enter a scaffold. These properties help determine whether the environment supports cell attachment, migration, and extracellular matrix deposition while also providing appropriate structural support. Adjusting them allows bioengineers to tailor a scaffold to the demands of different tissues and regenerative strategies.
A scaffold's biodegradation rate affects how long it remains available for structural support and how rapidly newly formed tissue can replace it. If degradation and tissue formation are not appropriately balanced, the material may lose support too early or persist while regeneration proceeds. Designing this relationship is therefore a central challenge in bioengineering.
Effective designs must balance mechanical support, biocompatibility, and controlled degradation. Mechanical properties help maintain a usable framework, biocompatibility supports favorable interactions with cells, and degradation determines how the scaffold is replaced by developing tissue. Improving one characteristic without considering the others can limit the material's usefulness in tissue repair or biological modeling.
Evaluation focuses on whether the scaffold can support cell adhesion, migration, nutrient transport, and extracellular matrix deposition while maintaining suitable mechanical support. Researchers also consider its composition, stiffness, biocompatibility, and degradation behavior. These factors help determine whether a material is appropriate for repairing or regenerating tissues such as bone, skin, or cartilage.
Researchers use bio-scaffold materials not only to support tissue repair but also to model biological environments and evaluate therapeutic strategies. Their three-dimensional architecture provides a setting in which cell behavior and matrix formation can be examined under conditions that reflect tissue organization. This makes them useful for studying regeneration alongside developing treatment approaches.