Results 1 to 10 of about 5,774 (236)

Green Bioprinting with Layer-by-Layer Photo-Crosslinking: A Designed Experimental Investigation on Shape Fidelity and Cell Viability of Printed Constructs

open access: yesJournal of Manufacturing and Materials Processing, 2022
Process variables of bioprinting (including extrusion pressure, nozzle size, and bioink composition) can affect the shape fidelity and cell viability of printed constructs.
Ketan Thakare   +3 more
doaj   +1 more source

Collagen-based bioinks for regenerative medicine: Fabrication, application and prospective

open access: yesMedicine in Novel Technology and Devices, 2023
In the field of regenerative medicine, the importance of 3D bioprinting is self-evident and nonnegligible. However, 3D bioprinting technology also requires bioink with excellent performance as support material to fabricate a multi-functional bioinspired ...
Zhengwei Li, Changshun Ruan, Xufeng Niu
doaj   +1 more source

Advanced Strategies for 3D Bioprinting of Tissue and Organ Analogs Using Alginate Hydrogel Bioinks

open access: yesMarine Drugs, 2021
Alginate is a natural polysaccharide that typically originates from various species of algae. Due to its low cost, good biocompatibility, and rapid ionic gelation, the alginate hydrogel has become a good option of bioink source for 3D bioprinting ...
Qiqi Gao, Byoung-Soo Kim, Ge Gao
doaj   +1 more source

pH Modification of High-Concentrated Collagen Bioinks as a Factor Affecting Cell Viability, Mechanical Properties, and Printability

open access: yesGels, 2021
The 3D bioprinting of cell-incorporated gels is a promising direction in tissue engineering applications. Collagen-based hydrogels, due to their similarity to extracellular matrix tissue, can be a good candidate for bioink and 3D bioprinting applications.
Jana Stepanovska   +4 more
doaj   +1 more source

Printability assessment of modified filament deposition modelling three dimensional bioprinter printer using polymeric formulations

open access: yesBiomedical Engineering Advances, 2023
Three dimensional (3D) bioprinting is a rapid prototyping technology that can be used to accurately position living cells and biomaterials called bioink, to fabricate functional living tissue constructs or organs.
Krithi Vishnu Balaji   +4 more
doaj   +1 more source

A photocurable hybrid chitosan/acrylamide bioink for DLP based 3D bioprinting

open access: yesMaterials & Design, 2021
Chitosan-based hydrogel has been widely used in the field of tissue engineering due to its favorable biocompatibility and good biodegradability. However, this kind of hydrogel generally exhibits poor mechanical stability, which greatly limits its ...
Yongji He   +5 more
doaj   +1 more source

Biomaterials / bioinks and extrusion bioprinting

open access: yesBioactive Materials, 2023
Bioinks are formulations of biomaterials and living cells, sometimes with growth factors or other biomolecules, while extrusion bioprinting is an emerging technique to apply or deposit these bioinks or biomaterial solutions to create three-dimensional (3D) constructs with architectures and mechanical/biological properties that mimic those of native ...
X.B. Chen   +7 more
openaire   +3 more sources

The correlation between rheological properties and extrusion-based printability in bioink artifact quantification

open access: yesMaterials & Design, 2023
Bioinks for cell-based bioprinting face availability limitations. Furthermore, the bioink development process needs comprehensive printability assessment methods and a thorough understanding of rheological factors' influence on printing outcomes.
Gregory J. Gillispie   +6 more
doaj   +1 more source

Dynamic Bioinks to Advance Bioprinting [PDF]

open access: yesAdvanced Healthcare Materials, 2020
AbstractThe development of bioinks for bioprinting of cell‐laden constructs remains a challenge for tissue engineering, despite vigorous investigation. Hydrogels to be used as bioinks must fulfill a demanding list of requirements, mainly focused around printability and cell function.
Francis L. C. Morgan   +2 more
openaire   +2 more sources

Shape Fidelity Evaluation of Alginate-Based Hydrogels through Extrusion-Based Bioprinting

open access: yesJournal of Functional Biomaterials, 2022
Extrusion-based 3D bioprinting is a promising technique for fabricating multi-layered, complex biostructures, as it enables multi-material dispersion of bioinks with a straightforward procedure (particularly for users with limited additive manufacturing ...
Mikail Temirel   +2 more
doaj   +1 more source

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