Results 41 to 50 of about 497,866 (292)

Oscillatory Sequences of Firing in the Locust Olfactory System: Mechanisms and Functional Significance [PDF]

open access: yes, 1999
What neural codes does the brain use to represent and process sensory information? Stimulus-evoked oscillatory synchronization of neuronal activity has been observed in many systems, yet the possible functions of such rhythmic synchronization in neural ...
Wehr, Michael Stephen
core   +1 more source

Chemosensory Convergence on Primary Olfactory Cortex [PDF]

open access: yesThe Journal of Neuroscience, 2012
Food perception and preference formation relies on the ability to combine information from both the taste and olfactory systems. Accordingly, psychophysical investigations in humans and behavioral work in animals has shown that the taste system plays an integral role in odor processing.
Joost X, Maier   +2 more
openaire   +2 more sources

Chemosensory Learning in the Cortex

open access: yesFrontiers in Systems Neuroscience, 2011
Taste is a primary reinforcer. Olfactory-taste and visual-taste association learning takes place in the primate including human orbitofrontal cortex to build representations of flavour.
Edmund eRolls
doaj   +1 more source

Processing of Odor Information During the Respiratory Cycle in Mice

open access: yesFrontiers in Neural Circuits, 2022
In the mouse olfactory system, odor signals detected in the olfactory epithelium are converted to a topographic map of activated glomeruli in the olfactory bulb.
Kensaku Mori, Hitoshi Sakano
doaj   +1 more source

Distraction of olfactory bulb-medial prefrontal cortex circuit may induce anxiety-like behavior in allergic rhinitis.

open access: yesPLoS ONE, 2019
Allergic rhinitis is a chronic inflammatory disease of the upper respiratory tract, which is associated with high incidence of anxiety symptom. There is evidence that medial prefrontal cortex modulates anxiety-related behaviors and receives projections ...
Morteza Salimi   +8 more
doaj   +1 more source

Ion activities and potassium uptake mechanisms of glial cells in guinea-pig olfactory cortex slices. [PDF]

open access: yes, 1987
1. Double-barrelled ion-sensitive micro-electrodes were used to measure changes in the intracellular activities of K+, Na+ and Cl- (aiK, aiNa, aiCl) in glial cells of slices from guinea-pig olfactory cortex during repetitive stimulation of the lateral ...
Ballanyi, Klaus   +2 more
core   +1 more source

Optophysiological analysis of associational circuits in the olfactory cortex [PDF]

open access: yesFrontiers in Neural Circuits, 2012
Primary olfactory cortical areas receive direct input from the olfactory bulb, but also have extensive associational connections that have been mainly studied with classical anatomical methods. Here, we shed light on the functional properties of associational connections in the anterior and posterior piriform cortices (aPC and pPC) using ...
Akari eHagiwara   +8 more
openaire   +5 more sources

The olfactory thalamus: unanswered questions about the role of the mediodorsal thalamic nucleus in olfaction

open access: yesFrontiers in Neural Circuits, 2015
The mediodorsal thalamic nucleus (MDT) is a higher order thalamic nucleus and its role in cognition is increasingly well established. Interestingly, components of the MDT also have a somewhat unique sensory function as they link primary olfactory cortex ...
Emmanuelle eCourtiol   +3 more
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.
Menzel, Randolf   +5 more
core   +1 more source

Functional connectivity patterns in parosmia

open access: yesBehavioral and Brain Functions, 2023
Objective Parosmia is a qualitative olfactory dysfunction presenting as “distorted odor perception” in presence of an odor source. Aim of this study was to use resting state functional connectivity to gain more information on the alteration of olfactory ...
Divesh Thaploo   +5 more
doaj   +1 more source

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