Results 11 to 20 of about 1,331,499 (342)

Development of spontaneous activity in the avian hindbrain [PDF]

open access: yesFrontiers in Neural Circuits, 2016
Spontaneous activity in the developing central nervous system occurs before the brain responds to external sensory inputs, and appears in the hindbrain and spinal cord as rhythmic electrical discharges of cranial and spinal nerves.
Yoko Momose-Sato, Katsushige Sato
doaj   +3 more sources

Evoking Spontaneous Activity [PDF]

open access: yesNeuron, 2005
In this issue of Neuron, MacLean et al. report that thalamic stimulation can evoke spatiotemporal sequences of neocortical neuronal activity similar to spontaneous UP states. This could suggest that the patterns of activity associated with the processing of sensory input might be replayed during spontaneous activity.
openaire   +2 more sources

An in vivo Calcium Imaging Approach for the Identification of Cell-Type Specific Patterns in the Developing Cortex

open access: yesFrontiers in Neural Circuits, 2021
Neuronal activity profoundly shapes the maturation of developing neurons. However, technical limitations have hampered the ability to capture the progression of activity patterns in genetically defined neuronal populations.
Alicia Che, Natalia V. De Marco García
doaj   +1 more source

Sensory memory for odors is encoded in spontaneous correlated activity between olfactory glomeruli [PDF]

open access: yes, 2006
Sensory memory is a short-lived persistence of a sensory stimulus in the nervous system, such as iconic memory in the visual system. However, little is known about the mechanisms underlying olfactory sensory memory.
Galizia, C. Giovanni   +4 more
core   +1 more source

Early interpersonal trauma reduces temporoparietal junction activity during spontaneous mentalising [PDF]

open access: yes, 2020
Experience of interpersonal trauma and violence alters self-other distinction and mentalising abilities (also known as theory of mind, or ToM), yet little is known about their neural correlates.
Brass, Marcel   +5 more
core   +1 more source

Laminar distribution of phase-amplitude coupling of spontaneous current sources and sinks

open access: yesFrontiers in Neuroscience, 2015
Although resting-state functional connectivity is a commonly used neuroimaging paradigm, the underlying mechanisms remain unknown. Thalamo-cortical and cortico-cortical circuits generate oscillations at different frequencies during spontaneous activity ...
Roberto C Sotero   +6 more
doaj   +1 more source

Spontaneous thought and vulnerability to mood disorders : the dark side of the wandering mind [PDF]

open access: yes, 2016
There is increasing interest in spontaneous thought, namely task-unrelated or rest-related mental activity. Spontaneous thought is an umbrella term for processes like mind-wandering, involuntary autobiographical memory, and daydreaming, with evidence ...
Alloy, Lauren B.   +3 more
core   +2 more sources

Spontaneous Gamma Activity in Schizophrenia [PDF]

open access: yesJAMA Psychiatry, 2015
A major goal of translational neuroscience is to identify neural circuit abnormalities in neuropsychiatric disorders that can be studied in animal models to facilitate the development of new treatments. Oscillations in the gamma band (30-100 Hz) of the electroencephalogram have received considerable interest as the basic mechanisms underlying these ...
Yoji, Hirano   +5 more
openaire   +2 more sources

Cortico-cortical communication dynamics

open access: yesFrontiers in Systems Neuroscience, 2014
IIn principle, cortico-cortical communication dynamics is simple: neurons in one cortical area communicate by sending action potentials that release glutamate and excite their target neurons in other cortical areas.
Per E Roland   +2 more
doaj   +1 more source

Effect of channel block on the spiking activity of excitable membranes in a stochastic Hodgkin-Huxley model [PDF]

open access: yes, 2004
The influence of intrinsic channel noise on the spontaneous spiking activity of poisoned excitable membrane patches is studied by use of a stochastic generalization of the Hodgkin-Huxley model.
Chow C C   +17 more
core   +2 more sources

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