Results 131 to 140 of about 233,602 (313)

An On‐Demand Neuromorphic Vision System Enabled by a Multi‐Paradigm Neuromorphic Device and Hierarchical Reconfigurability Designed from Device to System Level

open access: yesAdvanced Science, EarlyView.
An on‐demand ultra‐reconfigurable intelligent vision system with hierarchical reconfigurability from device to system levels is demonstrated. Through co‐design of a multi‐paradigm device, reconfigurable circuits, and adaptive system architecture/algorithms, the system enables seamless switching among spiking, non‐spiking, neuromorphic imaging (NI), and
Biyi Jiang   +7 more
wiley   +1 more source

The FGFR inhibitor Rogaratinib reduces microglia reactivity and synaptic loss in TBI

open access: yesFrontiers in Immunology
BackgroundTraumatic brain injury (TBI) induces an acute reactive state of microglia, which contribute to secondary injury processes through phagocytic activity and release of cytokines.
Rida Rehman   +11 more
doaj   +1 more source

Synaptic transmission: Spillover at central synapses

open access: yes, 1998
Recent studies suggest that transmitter molecules released at central synapses sometimes diffuse long enough distances to activate receptors located outside the synaptic cleft or even in neighboring synapses.
Huang, Emily P
core   +1 more source

Targeted Restoration of the Microbial Tryptophan Oxidative Pathway Ameliorates Autism‐Like Behavioral and Synaptic Deficits

open access: yesAdvanced Science, EarlyView.
ABSTRACT Autism Spectrum Disorder (ASD) is associated with gut microbiota dysbiosis, yet the contribution of specific microbial metabolic pathways remains unclear. Reanalysis of a public ASD cohort revealed reduced functional potential in microbial tryptophan oxidative metabolism.
Rui Guo   +14 more
wiley   +1 more source

Effects of hippocampal overexpression of LINGO-1 on learning and memory abilities and Spinophilin+ dendritic spines in different hippocampal subregions of mice

open access: yes陆军军医大学学报
Objective To investigate the effects of adenovirus-associated virus (AAV)-mediated overexpression of LINGO-1 in the hippocampus on spatial learning and memory abilities, as well as the volume and Spinophilin+ dendritic spines of different subregions ...
WANG Shun, JIANG Lin, HE Qi
doaj   +1 more source

Anatomy of thalamocortical synapses.

open access: yes
A: Density profile of VPM and POm synapses, digitized from Meyer et al. [41]. B: Synapse-to-soma path distances of different thalamocortical synapses on L5 neurons in an exemplary middle assembly (A8).
Michael W. Reimann (11938692)   +4 more
core   +1 more source

Synapses That Compute Motion

open access: yes, 1987
Biophysics of computation is a new field that attempts to characterize the role in information processing of the several biophysical mechanisms in neurons, synapses, and membranes that have been uncovered in recent years.
Koch, C.   +3 more
core   +1 more source

CNTN2 Deficiency Disrupts Ascending Auditory Neuroglial Interactions and Redox Homeostasis in Neural Presbycusis

open access: yesAdvanced Science, EarlyView.
. ABSTRACT Neural presbycusis disrupts auditory timing and speech perception, yet its molecular basis remains poorly understood. This study identifies Cntn2 as the Ranvier's nodal molecule significantly downregulated in aged auditory nerves. Cntn2 heterozygous knockout (Cntn2+/−) mice showed elevated auditory brainstem response thresholds and prolonged
Penghui Chen   +8 more
wiley   +1 more source

Editorial: Mechanisms, markers and therapeutics of synaptic pathology in Alzheimer's disease

open access: yesFrontiers in Neuroscience, 2022
Athanasios Metaxas, Bente Finsen
doaj   +1 more source

Abnormal Morphology and Synaptogenic Signaling in Astrocytes Following Prenatal Opioid Exposure

open access: yesCells
In recent decades, there has been a dramatic rise in the rates of children being born after in utero exposure to drugs of abuse, particularly opioids. Opioids have been shown to have detrimental effects on neurons and glia in the central nervous system ...
Ethan B. Niebergall   +7 more
doaj   +1 more source

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