Higher-order interactions characterized in cortical activity

S Yu, H Yang, H Nakahara, GS Santos… - Journal of …, 2011 - Soc Neuroscience
In the cortex, the interactions among neurons give rise to transient coherent activity patterns
that underlie perception, cognition, and action. Recently, it was actively debated whether the …

Inhibition determines membrane potential dynamics and controls action potential generation in awake and sleeping cat cortex

M Rudolph, M Pospischil, I Timofeev… - Journal of …, 2007 - Soc Neuroscience
Intracellular recordings of cortical neurons in awake cat and monkey show a depolarized
state, sustained firing, and intense subthreshold synaptic activity. It is not known what …

Dynamic clamp analyses of cardiac, endocrine, and neural function

JM Goaillard, E Marder - Physiology, 2006 - journals.physiology.org
The dynamic clamp introduces artificial conductances into cells to simulate electrical
coupling, votage-dependent, leak, and synaptic conductances. This review describes how …

Synaptic background activity controls spike transfer from thalamus to cortex

J Wolfart, D Debay, G Le Masson, A Destexhe… - Nature …, 2005 - nature.com
Characterizing the responsiveness of thalamic neurons is crucial to understanding the flow
of sensory information. Typically, thalamocortical neurons possess two distinct firing modes …

[图书][B] Neuronal noise

A Destexhe, M Rudolph-Lilith - 2012 - books.google.com
Neuronal Noise combines experimental, theoretical and computational results to show how
noise is inherent to neuronal activity, and how noise can be important for neuronal …

Intracellular and computational evidence for a dominant role of internal network activity in cortical computations

A Destexhe - Current opinion in neurobiology, 2011 - Elsevier
The mammalian cerebral cortex is characterized by intense spontaneous activity, depending
on brain region, age, and behavioral state. Classically, the cortex is considered as being …

Non-Gaussian membrane potential dynamics imply sparse, synchronous activity in auditory cortex

MR DeWeese, AM Zador - Journal of Neuroscience, 2006 - Soc Neuroscience
Many models of cortical dynamics have focused on the high-firing regime, in which neurons
are driven near their maximal rate. Here we consider the responses of neurons in auditory …

In vitro and in vivo measures of evoked excitatory and inhibitory conductance dynamics in sensory cortices

C Monier, J Fournier, Y Frégnac - Journal of neuroscience methods, 2008 - Elsevier
In order to better understand the synaptic nature of the integration process operated by
cortical neurons during sensory processing, it is necessary to devise quantitative methods …

Synaptic shot noise and conductance fluctuations affect the membrane voltage with equal significance

MJE Richardson, W Gerstner - Neural computation, 2005 - ieeexplore.ieee.org
The subthreshold membrane voltage of a neuron in active cortical tissue is a fluctuating
quantity with a distribution that reflects the firing statistics of the presynaptic population. It …

Characterization of synaptic conductances and integrative properties during electrically induced EEG-activated states in neocortical neurons in vivo

M Rudolph, JG Pelletier, D Paré… - Journal of …, 2005 - journals.physiology.org
The activation of the electroencephalogram (EEG) is paralleled with an increase in the firing
rate of cortical neurons, but little is known concerning the conductance state of their …