Tubular Scaffold
Tubular Scaffold - Related Videos
05:52
Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
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Cited by 21 •
2019
Presented here is a simple-to-use, core/shell, three-dimensional bioprinting set-up for one-step fabrication of hollow scaffolds, suitable for tissue engineering of vascular and other tubular structures.
08:35
Elastomeric PGS Scaffolds in Arterial Tissue Engineering
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Cited by 21 •
2011
Elastomeric PGS scaffolds with vascular smooth muscle cells cultured in a pulsatile flow bioreactor may lead to promising small-diameter arterial constructs with native ECM production in a relatively short culture period.
01:45
Vesicular Tubular Clusters
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2023
After budding out from the ER membrane, some COPII vesicles lose their coat and fuse with one another to form larger vesicles and interconnected tubules called vesicular tubular clusters or VTCs. These clusters constitute a compartment at the ER-Golgi interface known as ERGIC (Endoplasmic Reticulum Golgi Intermediate Compartment). The ERGIC is a mobile membrane-bound cargo transport system that sorts proteins secreted from ER and delivers them to the Golgi. With the help of motor proteins such...
04:33
Decellularized Porcine Esophageal Scaffold Preparation: A Technique to Generate Acellular Scaffold from a Pig Esophagus
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2023
In this video, we demonstrate the preparation of a decellularized pig esophagus scaffold, with its biochemical architecture and composition preserved, for tissue engineering applications.
01:28
Tubular Reabsorption and Secretion
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2025
Tubular secretion and reabsorption are two critical processes in the nephron tubule of the kidneys. When the fluid filtered from the glomerulus enters the proximal convoluted tubule, it is referred to as filtrate, and its composition changes due to tubular reabsorption and secretion. Tubular reabsorption is a selective process that starts when the filtrate enters the proximal tubules. It involves substances traveling through the transcellular route (through the tubule cell and peritubular...
FAQs
The wall provides a surface and framework for cell attachment, proliferation, and extracellular matrix deposition, while the lumen maintains a continuous passage through the construct. This division allows the scaffold to support tissue formation around its perimeter without eliminating the conduit-like space needed for fluid, cells, or biological signals. Their coordinated roles help preserve the functional organization of hollow tissues.
Material selection and degradation rate can be tailored to the target tissue, allowing the scaffold’s temporary support to better match regenerative requirements. These design variables influence how long the engineered structure remains available while cells grow and deposit extracellular matrix. Matching them to the intended tissue helps support mechanical integration and the transition toward newly formed tissue.
Its three-dimensional tubular geometry establishes the spatial arrangement of the developing tissue, while the scaffold wall supplies a physical framework for cellular activity and extracellular matrix deposition. This combination can guide organization along a conduit-like structure instead of leaving growth distributed without structural direction. The resulting architecture is relevant when regeneration must preserve both a surrounding wall and an internal passage.
A tubular scaffold must accommodate two coordinated regions: a supporting wall and an open lumen. That geometry addresses tissues in which continuity of an internal passage is important, unlike designs intended mainly to provide a surface or volume for cell growth. Consequently, evaluation emphasizes not only cellular attachment and matrix formation, but also preservation of conduit-like organization and mechanical integration.
Design begins with the target tissue’s conduit-like anatomy and its need for temporary structural support. Engineers can adjust scaffold materials and degradation rates, then consider how the wall will support attachment, proliferation, and extracellular matrix deposition while the lumen preserves passage. These choices help align the construct with the intended regenerative setting and can influence tissue organization and mechanical integration.
Tubular scaffolds support research involving blood vessels, nerves, airways, and other hollow organs. Across these applications, the shared design challenge is to encourage tissue development around a structured wall while maintaining a lumen for passage or signaling. This makes the approach relevant to regenerative medicine and implant development, where engineered constructs must interact with native anatomy.
Researchers can examine whether a construct supports cell attachment, proliferation, and extracellular matrix deposition while preserving the intended lumen. They can also investigate tissue organization, mechanical integration, and the relationship between scaffold degradation and regeneration. These outcomes provide bioengineering context for assessing whether a design is suitable for regenerative medicine or for development of implants serving hollow anatomical structures.
Their geometry addresses anatomical sites where function depends on a continuous passage, including vessels, nerves, and airways. By combining temporary support with a preserved lumen, these constructs can help organize developing tissue and improve mechanical integration with native anatomy. Bioengineering studies therefore use them to explore regenerative strategies and implant designs for hollow organs and related conduit-like tissues.