Results 31 to 40 of about 3,998,163 (336)

The effect of biomimetic mineralization of 3D-printed mesoporous bioglass scaffolds on physical properties and in vitro osteogenicity [PDF]

open access: yesMaterials Science & Engineering C 109 , 110572 (2020), 2021
Three-dimensional Mesoporous bioactive glasses (MBGs) scaffolds has been widely considered for bone regeneration purposes and additive manufacturing enables the fabrication of highly bioactive patient-specific constructs for bone defects. Commonly, this process is performed with the addition of polymeric binders that facilitate the printability of ...
arxiv   +1 more source

A Review of Conventional and Novel Treatments for Osteoporotic Hip Replacements

open access: yesBioengineering, 2023
Introduction: Osteoporosis is a skeletal disease that severely affects the mechanical properties of bone. It increases the porosity of cancellous bone and reduces the resistance to fractures.
Fahad Alabdah   +3 more
doaj   +1 more source

Out of Box Thinking to Tangible Science: A Benchmark History of 3D Bio-Printing in Regenerative Medicine and Tissues Engineering

open access: yesLife, 2023
Advancements and developments in the 3D bioprinting have been promising and have met the needs of organ transplantation. Current improvements in tissue engineering constructs have enhanced their applications in regenerative medicines and other medical ...
Karthika Pushparaj   +7 more
doaj   +1 more source

Three Dimensional Optimization of Scaffold Porosities for Bone Tissue Engineering [PDF]

open access: yesarXiv, 2021
We consider the scaffold design optimization problem associated to the three dimensional, time dependent model for scaffold mediated bone regeneration considered in Dondl et al. (2021). We prove existence of optimal scaffold designs and present numerical evidence that optimized scaffolds mitigate stress shielding effects from exterior fixation of the ...
arxiv  

Gradient scaffolds for osteochondral tissue engineering and regeneration.

open access: yesJournal of materials chemistry. B, 2020
The tissue engineering approach for repairing osteochondral (OC) defects involves the fabrication of a biological tissue scaffold that mimics the physiological properties of natural OC tissue (e.g., the gradient transition between the cartilage surface ...
Bin Zhang, Jie Huang, R. Narayan
semanticscholar   +1 more source

Introduction to the Special Issue on Stem Cell and Biologic Scaffold Engineering

open access: yesBioengineering, 2019
Tissue engineering and regenerative medicine is a rapidly evolving research field that effectively combines stem cells and biologic scaffolds in order to replace damaged tissues. Biologic scaffolds can be produced through the removal of resident cellular
Panagiotis Mallis   +2 more
doaj   +1 more source

Argon plasma surface modification promotes the therapeutic angiogenesis and tissue formation of tissue-engineered scaffolds in vivo by adipose-derived stem cells

open access: yesStem Cell Research & Therapy, 2019
Background Synthetic implants are being used to restore injured or damaged tissues following cancer resection and congenital diseases. However, the survival of large tissue implant replacements depends on their ability to support angiogenesis that if ...
M. F. Griffin   +4 more
doaj   +1 more source

Allogeneic stem cells derived from human exfoliated deciduous teeth (SHED) for the management of periapical lesions in permanent teeth: Two case reports of a novel biologic alternative treatment [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2017
Stem cells are the pluripotent cells that have the capacity to differentiate into other specialized cells. Recently, many experiments have been conducted to study the potentiality of stem cells in the tissue regeneration.
Madu Ghana Shyam Prasad   +2 more
doaj   +1 more source

Post-processing of polymer foam tissue scaffolds with high power ultrasound: a route to increased pore interconnectivity, pore size and fluid transport [PDF]

open access: yesMaterials Science and Engineering C, Volume 33, Pages 4825-4832 (2013), 2013
We expose thick polymer foam tissue scaffolds to high power ultrasound and study its effect on the openness of the pore architecture and fluid transport through the scaffold. Our analysis is supported by measurements of fluid uptake during insonification and imaging of the scaffold microstructure via x-ray computed tomography, scanning electron ...
arxiv   +1 more source

A Mechanobiology-based Algorithm to Optimize the Microstructure Geometry of Bone Tissue Scaffolds

open access: yesInternational Journal on Biological Sciences, 2016
Complexity of scaffold geometries and biological mechanisms involved in the bone generation process make the design of scaffolds a quite challenging task.
A. Boccaccio   +4 more
semanticscholar   +1 more source

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