Results 21 to 30 of about 238,567 (349)

Aging in the olfactory system [PDF]

open access: yesTrends in Neurosciences, 2014
With advancing age, the ability of humans to detect and discriminate odors declines. In light of the rapid progress in analyzing molecular and structural correlates of developing and adult olfactory systems, the paucity of information available on the aged olfactory system is startling.
Arie S. Mobley   +4 more
openaire   +3 more sources

“Emotional Nose”: The Hedonic Character of Olfaction and its Epistemological and Clinical Implications [PDF]

open access: yes, 2020
The olfactory system is the oldest device that most organisms have to perceive their physical and social environment. However, progressing in the evolutionary tree, the importance of the olfactory perception has decreased, and the sight has taken ...
Bochicchio, Vincenzo   +3 more
core   +1 more source

The olfactory system

open access: yesDiagnostic and Interventional Imaging, 2013
Any dysfunction in olfaction requires a radiological exploration comprising the nasal cavity, the anterior base of the skull, in particular the frontal and temporal lobes. MRI is the reference examination, due to the frontal plane and the T1, T2 volume maps.
Nicolas Leboucq   +3 more
openaire   +3 more sources

Neural connectivity predicts spreading of alpha-synuclein pathology in fibril-injected mouse models: Involvement of retrograde and anterograde axonal propagation. [PDF]

open access: yes, 2020
In Parkinson's disease, some of the first alpha-synuclein aggregates appear in the olfactory system and the dorsal motor nucleus of the vagus nerve before spreading to connected brain regions.
Brundin, Patrik   +3 more
core   +2 more sources

Wiring olfaction: the cellular and molecular mechanisms that guide the development of synaptic connections from the nose to the cortex

open access: yesFrontiers in Neuroscience, 2009
Within the central nervous system, the olfactory system fascinates by its developmental and physiological particularities, and is one of the most studied models to understand the mechanisms underlying the guidance of growing axons to their appropriate ...
Fernando De Castro
doaj   +1 more source

Functional morphology of the primary olfactory centers in the brain of the hermit crab Coenobita clypeatus (Anomala, Coenobitidae)

open access: yes, 2020
Terrestrial hermit crabs of the genus Coenobita display strong behavioral responses to volatile odors and are attracted by chemical cues of various potential food sources.
Dircksen, H.   +4 more
core   +1 more source

Facilitatory actions of guanidine on synaptic transmission in mammalian brain slices [PDF]

open access: yes, 1979
Guanidine administration may be beneficial in the treatment of amyotrophic lateral sclerosis and related diseases; however, the actions of guanidine on the mammalian central nervous system have not been investigated.
Galvan, Martin   +2 more
core   +1 more source

The Potential Therapeutic Applications of Olfactory Ensheathing Cells in Regenerative Medicine

open access: yesCell Transplantation, 2014
Olfactory ensheathing cells (OECs) are unique glia cells restricted to the primary olfactory system including the olfactory mucosa, olfactory nerve, and the outer nerve layer of the olfactory bulb.
Ruey-Hwang Chou   +5 more
doaj   +1 more source

Self-organization in the olfactory system: one shot odor recognition in insects [PDF]

open access: yes, 2005
We show in a model of spiking neurons that synaptic plasticity in the mushroom bodies in combination with the general fan-in, fan-out properties of the early processing layers of the olfactory system might be sufficient to account for its efficient ...
A Gelperin   +58 more
core   +2 more sources

Histological markers in nasal mucosa of patients with Alzheimer's disease [PDF]

open access: yes, 1998
Neuropathological changes such as dystrophic neurites and the presence of abnormal tau protein in the olfactory system, including primary sensory cells and nerve fibres have previously been demonstrated in nasal mucosa tissue of patients with Alzheimer's
Golombowski, Sidonie   +7 more
core   +1 more source

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