Results 111 to 120 of about 388,044 (340)

Buckling‐Resistant and Trace‐Stacked (BRATS) Design Enables Aid‐Free Implantation of Flexible Multielectrode Array with Minimized Inflammatory Tissue Response

open access: yesAdvanced Functional Materials, EarlyView.
Buckling‐resistant and trace‐stacked (BRATS) intracortical microelectrode arrays (MEAs) eliminate the need for insertion aid and complex surgical setup, resulting in minimal inflammatory tissue response, compared to conventional flexible MEAs inserted with aid. Trace stacking effectively doubled the channel count without increasing the MEA shank width,
May Yoon Pwint, Delin Shi, X. Tracy Cui
wiley   +1 more source

Cortical Response to Acute Implantation of the Utah Optrode Array in Macaque Cortex

open access: yesAdvanced Healthcare Materials, EarlyView.
Delivering light deep into the brain over a large volume while causing minimal tissue damage is a major challenge for non‐human primate optogenetics. This study evaluates Utah Optrode Array designs in vivo, revealing how changes in shank geometry, surface texture, and insertion parameters minimize acute damage—offering a path toward high‐precision ...
Adrián Villamarin‐Ortiz   +8 more
wiley   +1 more source

Differential effects of partial and complete loss of TREM2 on microglial injury response and tauopathy. [PDF]

open access: yes, 2018
Alzheimer's disease (AD), the most common form of dementia, is characterized by the abnormal accumulation of amyloid plaques and hyperphosphorylated tau aggregates, as well as microgliosis. Hemizygous missense variants in Triggering Receptor Expressed on
Akassoglou, Katerina   +15 more
core   +1 more source

Microglia and Alzheimer’s Disease [PDF]

open access: gold, 2022
Stefania Merighi   +3 more
openalex   +1 more source

Facile Deep Brain Electrode Coating with MXene for Improved Electrode Performance

open access: yesAdvanced Healthcare Materials, EarlyView.
Facile dip‐coating of commercial carbon fiber electrodes with Ti3C2Tx MXene improves electrical conductivity, reduces impedance, and enables single‐neuron recordings in the rat hippocampus over four weeks. The coating maintains biocompatibility, minimizes inflammation, and remains MRI‐compatible.
Laura Kondrataviciute   +5 more
wiley   +1 more source

The plasticity of primary microglia and their multifaceted effects on endogenous neural stem cells in vitro and in vivo

open access: yesJournal of Neuroinflammation, 2018
Background Microglia—the resident immune cells of the brain—are activated after brain lesions, e.g., cerebral ischemia, and polarize towards a classic “M1” pro-inflammatory or an alternative “M2” anti-inflammatory phenotype following characteristic ...
Sabine Ulrike Vay   +10 more
doaj   +1 more source

A Novel Brain Penetrable Nanocarrier Delivers Brain‐Derived Neurotrophic Factor to Treat Alzheimer's Disease

open access: yesAdvanced Healthcare Materials, EarlyView.
A novel blood‐brain barrier‐penetrating terpolymer nanoparticle to deliver brain‐derived neurotrophic factor (BDNF) for the treatment of Alzheimer's disease (AD) is designed. The BDNF‐TPN significantly enhances BDNF accumulation in the brain following intravenous injection, reduces apoptosis and neuroinflammation, thus promoting neuronal survival and ...
Lily Yi Li   +8 more
wiley   +1 more source

Interaction of Microglia and Astrocytes in the Neurovascular Unit

open access: yesFrontiers in Immunology, 2020
The interaction between microglia and astrocytes significantly influences neuroinflammation. Microglia/astrocytes, part of the neurovascular unit (NVU), are activated by various brain insults.
Lirong Liu   +4 more
semanticscholar   +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

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