Results 131 to 140 of about 1,027,636 (308)

Epilepsy surgery around language cortex [PDF]

open access: yes, 2009
Background. Both epilepsy surgery and surgery close to functionally significant cortical areas have challenged neurosurgeons in the last two decades.
Ribenis, Aksels
core   +1 more source

Transforming Brain Organoids Into Functional Platforms: Convergence of Engineering, Imaging, AI, and Ethics

open access: yesAdvanced Science, EarlyView.
Brain organoids are emerging as increasingly functional human‐relevant platforms, yet limitations in vascularization, maturation, measurement, and reproducibility still constrain their translational value. This Perspective examines how microfluidics, biofabrication, advanced imaging, electrophysiology, multimodal AI, standardization, and ethical ...
Aishwarya Pantula   +4 more
wiley   +1 more source

Cerebral Ischemia Increases the Distribution and Residence Time of 6-Hydroxykynurenic Acid in the Ischemic Cerebral Cortex of Mice

open access: yesNatural Product Communications
Background 6-hydroxykynurenic acid (6-HKA), isolated from Ginkgo biloba leaves, has demonstrated neurorestorative properties against cerebral ischemia in middle cerebral artery occlusion (MCAO) mice models. However, our previous studies showed that 6-HKA
Zhuowei Shen   +10 more
doaj   +1 more source

Astrocytic LMP2 Coordinates NF‐κB and TGF‐β1/Smad3 Signaling to Drive Neuroinflammation after Cerebral Ischemia/Reperfusion

open access: yesAdvanced Science, EarlyView.
ABSTRACT Astrocyte reactivity critically shapes neuroinflammatory outcomes after ischemic stroke, yet the upstream regulators governing astrocyte state transitions remain incompletely defined. Here, we identify the immunoproteasome subunit low molecular weight protein 2 (LMP2) as an important modulator of astrocyte functional remodeling following ...
Yanguang Mao   +7 more
wiley   +1 more source

Cervical dystonia : abnormal cerebral activation patterns related to preparation and execution of hand movement [PDF]

open access: yes, 2008
Cervical dystonia (CD) is a movement disorder characterized by sustained involuntary muscular contractions which cause repetitive twisting movements and abnormal postures of the head. CD is primarily a brain disorder.
Vries, Paulien Maria de   +1 more
core   +14 more sources

Transcranial Focal Stimulation modifies genetic expression in the cerebral cortex of naive rats

open access: yesBrain Research Bulletin
Transcranial Focal Stimulation (TFS) is an alternating-current Transcranial Electrical Stimulation technique with significant therapeutic potential. Nevertheless, the biological mechanisms responsible for the effects of TFS remain unknown.
Daniel Perez-Perez   +7 more
doaj   +1 more source

The Mind From Within: Visceral Roots of Human Cognition

open access: yesAdvanced Science, EarlyView.
The physiological activity of visceral organs, such as the heart, the lungs, and the gut, is surprisingly linked to many sophisticated mental operations, such as remembering the past, being aware of ourselves, making choices, and forging social bonds.
Alessandro Monti   +1 more
wiley   +1 more source

Smart Nanotechnologies for Multimodal Neuromodulation and Brain Interfacing

open access: yesAdvanced Science, EarlyView.
Recent advances in smart nanotechnologies are expanding the toolbox for brain interfacing, from wireless neuromodulation and high‐resolution sensing to targeted delivery within the central nervous system. By combining responsive nanomaterials with bioinspired design, these platforms enable multimodal interactions with neurons and glia, while also ...
Tommaso Curiale   +6 more
wiley   +1 more source

Metabolomic signature of mouse cerebral cortex following Toxoplasma gondii infection

open access: yes, 2019
Background: The protozoan parasite Toxoplasma gondii infects and alters the neurotransmission in cerebral cortex and other brain regions, leading to neurobehavioral and neuropathologic changes in humans and animals. However, the molecules that contribute
Elsheikha, Hany M.   +6 more
core   +1 more source

Early Retinal UCHL1 Dysregulation Coupled With Synaptic Loss Reflects Alzheimer's Disease Severity

open access: yesAdvanced Science, EarlyView.
This study identifies synapse‐enriched deubiquitinase UCHL1 as an early Aβ‐responsive regulator of retinal synaptopathy in Alzheimer's disease. Retinal UCHL1 loss accompanies excitatory synapse degeneration, p75NTR activation, and neuroinflammation, and predicts Braak stage and cognitive decline. Aβ42 fibrils trigger synaptic and UCHL1 depletion before
Altan Rentsendorj   +25 more
wiley   +1 more source

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