Results 31 to 40 of about 9,066 (204)

Multiple forms of metaplasticity at a single hippocampal synapse during late postnatal development

open access: yesDevelopmental Cognitive Neuroscience, 2015
Metaplasticity refers to adjustment in the requirements for induction of synaptic plasticity based on the prior history of activity. Numerous forms of developmental metaplasticity are observed at Schaffer collateral synapses in the rat hippocampus at the
Daniel G. McHail, Theodore C. Dumas
doaj   +1 more source

Optimal storage and recall with biologically plausible synapses [PDF]

open access: yes, 2011
Synaptic plasticity is widely accepted to underlie learning and memory. Yet, models of associative networks with biologically plausible synapses fail to match brain performance: memories stored in such networks are quickly overwritten by ongoing ...
Cristina Savin, Mate Lengyel
core   +2 more sources

Koniocortex-like network unsupervised learning surpasses supervised results on WBCD breast cancer database [PDF]

open access: yes, 2017
Koniocortex-Like Network is a novel category of Bio-Inspired Neural Networks whose architecture and properties are inspired in the biological koniocortex, the ?rst layer of the cortex that receives information from the thalamus.
Andina De La Fuente, Diego   +2 more
core   +2 more sources

Priming theta burst stimulation enhances motor cortex plasticity in young but not old adults [PDF]

open access: yes, 2017
not availableGeorge M. Opie, Eleni Vosnakis, Michael C.
Opie, G.   +4 more
core   +1 more source

Tuning brain networks: The emerging role of transcranial direct current stimulation on structural plasticity

open access: yesFrontiers in Cellular Neuroscience, 2022
Transcranial direct current stimulation (tDCS) is a non-invasive brain stimulation technique (NIBS) that has been proven to promote beneficial effects in a range of neurological and psychiatric disorders.
Saviana Antonella Barbati   +4 more
doaj   +1 more source

Frequency-dependent cannabinoid receptor-independent modulation of glycine receptors by endocannabinoid 2-AG

open access: yesFrontiers in Molecular Neuroscience, 2011
Endocannabinoids are known as retrograde messengers, being released from the postsynaptic neuron and acting on specific presynaptic G-protein-coupled cannabinoid (CB) receptors to decrease neurotransmitter release.
Natalia eLozovaya   +5 more
doaj   +1 more source

Selectivity and Metaplasticity in a Unified Calcium-Dependent Model [PDF]

open access: yes, 2003
A unified, biophysically motivated Calcium-Dependent Learning model has been shown to account for various rate-based and spike time-dependent paradigms for inducing synaptic plasticity.
Blais, Brian S.   +3 more
core   +1 more source

Optimization of the Nonclinical Biological Evaluation of Medical Devices Using Toxicologic Pathology Best Practices

open access: yesAdvanced Healthcare Materials, EarlyView.
Nonclinical evaluation of biological responses to implanted medical devices and combination products in animals is required to predict possible outcomes and risks in patients. This paper describes globally accepted pathology “best practices” that 1) effectively address ISO standards and current regulatory guidance for medical device development and 2 ...
Kathleen A. Funk   +6 more
wiley   +1 more source

Extreme Low Frequency Electromagnetic Field Stimulation Induces Metaplastic-Like Effects on LTP/ LTD

open access: yesIEEE Access, 2019
In modern societies, people are more likely to be exposed to technological devices that emit extreme low frequency (ELF, <; 300 Hz)-electromagnetic fields (EMFs).
Yu Zheng   +7 more
doaj   +1 more source

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