Results 21 to 30 of about 90,330 (310)

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

CD36 is involved in oleic acid detection by the murine olfactory system.

open access: yesFrontiers in Cellular Neuroscience, 2015
Olfactory signals influence food intake in a variety of species. To maximize the chances of finding a source of calories, an animal’s preference for fatty foods and triglycerides already becomes apparent during olfactory food search behavior.
Sonja eOberland   +10 more
doaj   +1 more source

Olfactory deficits in an alpha-synuclein fly model of Parkinson's disease. [PDF]

open access: yesPLoS ONE, 2014
Parkinson's disease (PD) is the most common motor neurodegenerative disorder. Olfactory dysfunction is a prevalent feature of PD. It often precedes motor symptoms by several years and is used in assisting PD diagnosis. However, the cellular and molecular
Alex Y Chen   +3 more
doaj   +1 more source

Dopaminergic modulation of odor responses by local interneurons in the olfactory bulb [PDF]

open access: yes, 2011
The olfactory bulb is one of the few regions in the brain where dopamine is provided locally by an intrinsic population of GABAergic interneurons but their role in processing of sensory information remains ambiguous.
Bundschuh, Sebastian Tylman
core   +1 more source

Decoding the olfactory map through targeted transcriptomics links murine olfactory receptors to glomeruli

open access: yesNature Communications, 2022
Targeted spatial transcriptomics mapped olfactory receptor mRNAs to sections of the murine olfactory bulb to generate an interactive, statistical, 3D model of glomeruli locations and identify an ultra-sensitive receptor-odorant relationship.
Kevin W. Zhu   +6 more
doaj   +1 more source

Immobility responses are induced by photoactivation of single glomerular species responsive to fox odour TMT

open access: yesNature Communications, 2017
The olfactory bulb is arranged in glomeruli defined by their olfactory receptor expression. The authors identify an olfactory receptor for fox odour, TMT, and show that activation of the glomerulus expressing that receptor in mice leads to immobility ...
Harumi Saito   +13 more
doaj   +1 more source

Expressing exogenous functional odorant receptors in cultured olfactory sensory neurons

open access: yesNeural Development, 2008
Background Olfactory discrimination depends on the large numbers of odorant receptor genes and differential ligand-receptor signaling among neurons expressing different receptors.
Fomina Alla F   +3 more
doaj   +1 more source

Exploring olfactory sensory networks: Simulations and hardware emulation [PDF]

open access: yes, 2010
Olfactory stimuli are represented in a highdimensional space by neural networks of the olfactory system. A great deal of research in olfaction has focused on this representation within the first processing stage, the olfactory bulb (vertebrates) or ...
Beyeler, Michael   +19 more
core   +1 more source

Transplant Antennae and Host Brain Interact to Shape Odor Perceptual Space in Male Moths. [PDF]

open access: yesPLoS ONE, 2016
Behavioral responses to odors rely first upon their accurate detection by peripheral sensory organs followed by subsequent processing within the brain's olfactory system and higher centers. These processes allow the animal to form a unified impression of
Seong-Gyu Lee   +3 more
doaj   +1 more source

An Olfactory Receptor Pseudogene whose Function emerged in Humans

open access: yes, 2007
Human olfactory receptor, hOR17-210, is identified as a pseudogene in the human genome. Experimental data has shown however, that the gene product of cloned hOR17-210 cDNA was able to bind an odorant-binding protein and is narrowly tuned for excitation ...
Gautam Bahl   +6 more
core   +1 more source

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