Results 51 to 60 of about 1,291,062 (187)

hiPSC-derived GRN-deficient astrocytes delay spiking activity of developing neurons

open access: yesNeurobiology of Disease, 2023
Frontotemporal dementia (FTD) refers to a group of neurodegenerative disorders that are characterized by pathology predominantly localized to the frontal and temporal lobes.
Christopher Lee   +9 more
doaj   +1 more source

A Multiwell Cardiac μGMEA Platform for Action Potential Recordings from Human iPSC-Derived Cardiomyocyte Constructs

open access: yesStem Cell Reports, 2018
Summary: Multielectrode array (MEA) technology has been extensively used for field potential recordings from excitable cells. However, its application for action potential (AP) measurements has not been harnessed.
Stacie L. Edwards   +5 more
doaj   +1 more source

Islets-on-Chip: A Tool for Real-Time Assessment of Islet Function Prior to Transplantation

open access: yesTransplant International, 2023
Islet transplantation improves metabolic control in patients with unstable type 1 diabetes. Clinical outcomes have been improving over the last decade, and the widely used beta-score allows the evaluation of transplantation results.
Matthieu Raoux   +11 more
doaj   +1 more source

Toward a self-wired active reconstruction of the hippocampal trisynaptic loop: DG-CA3

open access: yesFrontiers in Neural Circuits, 2013
The mammalian hippocampus functions to encode and retrieve memories by transiently changing synaptic strengths, yet encoding in individual subregions for transmission between regions remains poorly understood. Toward the goal of better understanding the
Gregory J. Brewer   +9 more
doaj   +1 more source

Modular Platform for Rapidly Investigating Long‐Distance Propagation of Human Neural Network Activity

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents the first human neural organoid culture model capable of rapidly exhibiting long‐distance neural network propagation, thus delivering a system to experimentally investigate large‐scale communication during normal and diseased states.
Megh Dipak Patel   +6 more
wiley   +1 more source

The Room-Temperature Chemiresistive Properties of Potassium Titanate Whiskers versus Organic Vapors

open access: yesNanomaterials, 2017
The development of portable gas-sensing units implies a special care of their power efficiency, which is often approached by operation at room temperature.
Alexey S. Varezhnikov   +10 more
doaj   +1 more source

Customizable Fabrication of 2D and Conformal Multielectrode Arrays for 3D Printed Organotypic Bioelectronic Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Aerosol jet printing enables rapid, customizable fabrication of flexible, fully gold multi‐electrode arrays (MEAs) for organotypic bioelectronic interfaces. The printed MEAs exhibit stable electrochemical performance, cytocompatibility, and functionality in recording and stimulation, including integration with 3D‐printed constructs.
Ernest Cheah   +7 more
wiley   +1 more source

Plant Robotics for Sustainable and Environmentally Friendly Robots: Insights from Actuation Characteristics

open access: yesAdvanced Science, EarlyView.
Plants are promising materials for building sustainable and eco‐friendly robots due to their inherent multifunctionality, with actuation playing a crucial role. This article focuses on the physical movements of plants and, from the perspective of actuation characteristics, explores representative plant species and their behaviors, the current state of ...
Kazuya Murakami   +8 more
wiley   +1 more source

Multielectrode Array-Based Percutaneous Nerve Stimulation Strategy With Ultrasound Guidance for Ulnar Nerve Injury

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
Studies have shown that percutaneous nerve stimulation can promote repair of ulnar neuropathy. However, this approach requires further optimization.
Xiaolei Chu   +6 more
doaj   +1 more source

Bioprinted Excitable Tissues with Multistimulation Systems for Promoting Function and Maturation

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review provides an overview of stimulation strategies used to enhance the functional maturation of bioprinted excitable tissues. It addresses key limitations in physiological performance of bioprinted excitable tissues, outlines major stimulation modalities—including electrical, mechanical, optical, magnetic, ultrasound, and hybrid—and examines ...
Uijung Yong, Jinseon Park, Jinah Jang
wiley   +1 more source

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