Results 121 to 130 of about 237,743 (307)

Cell sheet as a bioink for 3D bioprinting [PDF]

open access: yes, 2016
Cell sheet technology is a growing area in tissue engineering. It enables a sheet of interconnected cells which is enriched with cell-extracellular matrix (ECM) and cell-cell interactions.
Toprakhisar, Burak   +4 more
core  

Endogenous Sheet-Averaged Tension Within a Large Epithelial Cell Colony

open access: yes, 2017
Epithelial cells form quasi-two-dimensional sheets that function as contractile media to effect tissue shape changes during development and homeostasis.
Sandeep P. Dumbali   +3 more
core   +1 more source

Accelerated oral wound healing using a pre-vascularized mucosal cell sheet

open access: yesScientific Reports, 2017
Cell sheets with pre-vascularization have recently been developed but remain relatively untested in oral wound healing. Therefore, we examined the potential utility of our newly developed pre-vascularized mucosal cell sheets in oral wound healing ...
Jaewang Lee   +3 more
doaj   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

Development of iPSC-derived FIX-secreting hepatocyte sheet as a novel treatment tool for hemophilia B treatment

open access: yesStem Cell Research & Therapy
Background Hemophilia B is an inherited disorder caused by a mutation in the FIX gene, which results in insufficient blood clotting factor IX (FIX) production from hepatocytes. Currently, there are no treatments for hemophilia B patients.
Delger Bayarsaikhan   +5 more
doaj   +1 more source

X‐Functionality–Driven Photocatalytic Hydrogen Evolution in 2D 4‐X‐PEA2SnI4 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
We report a water‐based synthesis of 2D 4‐X‐PEA2SnI4 perovskite microcrystals with prominent photocatalytic (PC) activity for H2 production. The synergy between organic functionalization and HI‐derived iodide scavenges holes suppress octahedral distortion, and favor electron accumulation, enabling a PC H2 evolution ∼20 µmol·g−1 and long‐term stability ...
Taeyeon Kim   +21 more
wiley   +1 more source

Mimicking the human vascular stem cell niche - development of different in vitro models

open access: yes
Hematopoietic stem cells (HSCs) are able to reconstitute the human blood system. In vivo, HSCs are localized in and regulated by distinct microenvironments in the bone marrow, their so-called niches.
Meermeyer, Sophia Lena
core   +1 more source

Modeling cell sheet wound closure

open access: yes, 2012
Nous ́etudions la validit ́e des mod'eles de r ́eaction-diffusion de type Fisher-KPP pour la simulation de migration de feuillets cellulaires. Pour cela, nous avons effectu ́e des observations exp ́erimentales sur les monocouches de cellules MDCK. Les videoscopies obtenues sont segment ́ees et binaris ́ees, permettant d'obtenir avec pr ́ecision les ...
Habbal, Abderrahmane   +2 more
openaire   +2 more sources

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

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