Results 111 to 120 of about 279,988 (315)

Signal Flow Graph

open access: yes, 2007
n potential Input layer Output layer x x 2 x 1 y w 1 y x = x w p p v v synapse j j Block-diagram representation c. v = w 1 x 1 + + w p x p = w x ; y = '(v) Figure 2--2: Three basic graphical representations of a single p-input (p ...
Synapse Dendrite
core  

Neuronal DSCAM regulates the peri-synaptic localization of GLAST in Bergmann glia for functional synapse formation

open access: yes
In the central nervous system, astrocytes enable appropriate synapse function through glutamate clearance from the synaptic cleft; however, it remains unclear how astrocytic glutamate transporters function at peri-synaptic contact.
Miyashita, Satoshi   +65 more
core   +1 more source

Pumping Up the Synapse

open access: yes, 2007
SummarySynchronized control of excitatory and inhibitory synapse maturation is crucial for normal brain wiring, while its dysfunction leads to neurodevelopmental disorders, including autism. A paper in this issue of Neuron identified a novel role for the
Penzes, Peter, Peter Penzes
core   +1 more source

Characterisation of the Volatile Compounds and Key Odourants in Japanese Mandarins by Gas Chromatography–Mass Spectrometry and Gas Chromatography–Olfactometry

open access: yesSeparations
Japanese mandarins are becoming increasingly popular due to their pleasant aroma. The volatiles in four varieties of Japanese mandarins (Iyokan, Ponkan, Shiranui, and Unshiu mikan) were extracted by headspace solid-phase microextraction (HS-SPME) and ...
Lingyi Li   +9 more
doaj   +1 more source

Integrated Field‐Free SOT Domain‐Wall Synapses and MTJ Stochastic Neurons for Hardware Boltzmann Machines

open access: yesAdvanced Functional Materials, EarlyView.
Field‐free spin‐orbit torque domain‐wall synapses integrated with stochastic MTJ neurons enable compact hardware Boltzmann machines. Leveraging intrinsic stochasticity and multi‐level conductance, the system achieves efficient probabilistic learning with high accuracy, demonstrating a scalable spintronic platform for energy‐efficient edge AI.
Aijaz H. Lone   +8 more
wiley   +1 more source

Adaption of the plasmin generation assay to enhance sensitivity to plasminogen activator inhibitor-1 and establishment of sex-specific reference values in human plasma

open access: yesResearch and Practice in Thrombosis and Haemostasis
Background: Pharmacologic modifiers of fibrinolysis are used to modulate bleeding and thrombosis. Characterization of a sensitive plasmin generation (PG) assay to identify abnormal fibrinolytic states and monitor antifibrinolytic medication may improve ...
Ilaria De Simone   +9 more
doaj   +1 more source

Electrical synapses and their functional interactions with chemical synapses [PDF]

open access: yesNature Reviews Neuroscience, 2014
Brain function relies on the ability of neurons to communicate with each other. Interneuronal communication primarily takes place at synapses, where information from one neuron is rapidly conveyed to a second neuron. There are two main modalities of synaptic transmission: chemical and electrical. Far from functioning independently and serving unrelated
openaire   +2 more sources

Electro‐Steric Ion Confinement in Polyelectrolyte Networks for Robust Nonvolatile Artificial Synapse

open access: yesAdvanced Functional Materials, EarlyView.
Polyelectrolyte stoichiometry governs ion transport and retention in electrolyte‐gated synaptic transistors. A PSS‐rich network creates electro‐steric ion confinement that suppresses ion back‐diffusion and stabilizes channel doping, enabling robust nonvolatile synaptic memory, linear weight updates, and low‐energy operation.
Donghwa Lee   +9 more
wiley   +1 more source

The TrkC-PTPσ complex governs synapse maturation and anxiogenic avoidance via synaptic protein phosphorylation

open access: yesThe EMBO Journal
The precise organization of pre- and postsynaptic terminals is crucial for normal synaptic function in the brain. In addition to its canonical role as a neurotrophin-3 receptor tyrosine kinase, postsynaptic TrkC promotes excitatory synapse organization ...
Husam Khaled   +14 more
doaj   +1 more source

Solution‐Processed Thin‐Film Transistors With Tunable Temporal Dynamics for Neuromorphic Computing

open access: yesAdvanced Functional Materials, EarlyView.
Solution‐processed CNT and CNT/P3HT ion‐gated transistors exhibit materials‐defined synaptic timescales: fast CNT devices for high‐frequency spiking and slow hybrid devices for temporal integration. Embedding these dynamics into coupled reservoir‐computing and spiking neural network simulations reveals that a Hybrid‐Reservoir / CNT‐SNN architecture ...
Kevin Schnittker   +5 more
wiley   +1 more source

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