Results 121 to 130 of about 53,228 (281)

Injectable pH Responsive Conductive Hydrogel for Intelligent Delivery of Metformin and Exosomes to Enhance Cardiac Repair after Myocardial Ischemia‐Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
Injectable pH responsive conductive hydrogel for intelligent delivery of metformin and exosomes to alleviate myocardial ischemia‐reperfusion injury. The hydrogel responds to the weakly acidic microenvironment of ischemic injury and can significantly reduce the production of intracellular ROS and enhance cardiac conduction, thereby resisting apoptosis ...
Nianlan Cheng   +11 more
wiley   +1 more source

A Peer-to-peer Purchase and Rental Smart Contract-based Application (PuRSCA) [PDF]

open access: green, 2018
Sina Rafati Niya   +3 more
openalex   +1 more source

Nanocrystal Compressive Residual Stresses: A Strategy to Strengthen the Bony Spines of Osteocytic and Anosteocytic Fish

open access: yesAdvanced Science, EarlyView.
Advanced neoteleost fishbones, such as medaka, challenge bone adaptation strategies. While zebrafish bones contain osteocyte‐mediated porosity, medaka bones lack it, raising questions about alternative reinforcement mechanisms. Using advanced imaging, this study reveals higher residual compressive strains in medaka bone, suggesting an adaptation that ...
Andreia Silveira   +7 more
wiley   +1 more source

Advances in Electrical Materials for Bone and Cartilage Regeneration: Developments, Challenges, and Perspectives

open access: yesAdvanced Science, EarlyView.
This review explores the challenges of treating bone and cartilage defects, emphasizing the role of endogenous electric fields in bone and cartilage regeneration. It highlights recent advancements in electroactive biomaterials, including nanogenerators, piezoelectric materials, triboelectric scaffold, and zwitterionic hydrogels.
Yubin Yao   +4 more
wiley   +1 more source

An Infrastructure for Systematically Collecting Smart Contract Lineages for Analyses [PDF]

open access: yesarXiv
Tracking the evolution of smart contracts is a significant challenge, impeding on the advancement of research on smart contract analysis. Indeed, due to the inherent immutability of the underlying blockchain technology, each smart contract update results in a deployment at a new address, breaking the links between versions.
arxiv  

Implantable Self‐Powered Systems for Electrical Stimulation Medical Devices

open access: yesAdvanced Science, EarlyView.
In this paper, the design strategy and clinical application of ISS are discussed in depth from four aspects: the design and optimization of the energy collection module, the selection and preparation of adaptive electrode materials, the innovation of system design strategy, and the biological effect of electrical stimulation of ISS.
Xi Cui, Li Wu, Chao Zhang, Zhou Li
wiley   +1 more source

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