Results 31 to 40 of about 8,562 (245)

Recent advances in biofabrication strategies based on bioprinting for vascularized tissue repair and regeneration

open access: yesMaterials & Design, 2023
Vascularization plays a crucial role in transporting and exchanging nutrients and oxygen between implanted grafts with the host tissue. In the biofabrication of the implanted grafts, remodeling the vascular networks can accelerate vascularized tissue ...
Fei Xing   +9 more
doaj   +1 more source

Plant seed-inspired cell protection, dormancy, and growth for large-scale biofabrication

open access: yes, 2019
Biofabrication technologies have endowed us with the capability to fabricate complex biological constructs. However, cytotoxic biofabrication conditions have been a major challenge for their clinical application, leading to a trade-off between cell ...
Song, Juha   +6 more
core   +1 more source

Turing Instability-Driven Biofabrication of Branching Tissue Structures: A Dynamic Simulation and Analysis Based on the Reaction–Diffusion Mechanism †

open access: yesMicromachines, 2018
Four-dimensional (4D) biofabrication techniques aim to dynamically produce and control three-dimensional (3D) biological structures that would transform their shapes or functionalities with time, when a stimulus is imposed or cell post-printing self ...
Xiaolu Zhu, Hao Yang
doaj   +1 more source

Guiding cell migration in 3D with high-resolution photografting

open access: yesScientific Reports, 2022
Multi-photon lithography (MPL) has proven to be a suitable tool to precisely control the microenvironment of cells in terms of the biochemical and biophysical properties of the hydrogel matrix.
Simon Sayer   +7 more
doaj   +1 more source

A heuristic computational model of basic cellular processes and oxygenation during spheroid-dependent biofabrication

open access: yes, 2017
An emerging approach in biofabrication is the creation of 3D tissue constructs through scaffold-free, cell spheroid-only methods. The basic mechanism in this technology is spheroid fusion, which is driven by the minimization of energy, the same ...
Sego, T. J.   +9 more
core   +1 more source

4D Biomimetic Wrinkled Porous Textiles via Electrospinning and Melt Electrowriting for Advanced Strain Sensing

open access: yesSmall Structures
We present an innovative strategy for fabricating strain sensors based on nonwoven, porous, and wrinkled textile architectures that mimic the mechanical behavior of biological tissues.
Zhander Vohr Soreño   +3 more
doaj   +1 more source

Zwitterionic polymer-dexamethasone conjugates penetrate and protect cartilage from inflammation

open access: yesMaterials Today Bio
Improving the pharmacokinetics of intra-articularly injected therapeutics is a major challenge in treating joint disease. Small molecules and biologics are often cleared from the joint within hours, which greatly reduces their therapeutic efficacy ...
Patrick Weber   +3 more
doaj   +1 more source

Nanotechnological Strategies for Biofabrication of Human Organs

open access: yesJournal of Nanotechnology, 2012
Nanotechnology is a rapidly emerging technology dealing with so-called nanomaterials which at least in one dimension have size smaller than 100 nm. One of the most potentially promising applications of nanotechnology is in the area of tissue engineering,
Rodrigo A. Rezende   +6 more
doaj   +1 more source

Topologically close-packed structure characteristics of the plastic deformation regions of amorphous Cu64.5Zr35.5

open access: yesJournal of Materials Research and Technology, 2022
Understanding the structure of the plastic deformation region is important for improving the mechanical property of amorphous alloys. What kind of structure is conducive to the formation of deformation zone is however still unclear yet.
Li-li Zhou   +7 more
doaj   +1 more source

Aqueous Two‐Phase Bioinks for Discrete Packing and Compartmentalization of 3D Bioprinted Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Aqueous two‐phase systems (ATPS) enable the formation of biomimetic interfaces crucial for tissue engineering. However, clinical translation remains limited by the challenge of precisely controlling cellular compartmentalization. Here, we developed ATPS biomaterial inks for 3D bioprinting allowing tuneable droplet formation via NaCl modulation.
Martina Marcotulli   +17 more
wiley   +1 more source

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