Results 1 to 10 of about 1,353,846 (307)

Two Parallel Olfactory Pathways for Processing General Odors in a Cockroach [PDF]

open access: yesFrontiers in Neural Circuits, 2017
In animals, sensory processing via parallel pathways, including the olfactory system, is a common design. However, the mechanisms that parallel pathways use to encode highly complex and dynamic odor signals remain unclear.
Hidehiro Watanabe   +3 more
doaj   +2 more sources

Neuroinflammation in Alzheimer’s disease-associated sensory dysfunction: mechanistic links, actionable targets and therapeutic strategies [PDF]

open access: yesFrontiers in Aging Neuroscience
Alzheimer’s disease (AD) is the most common cause of dementia and major public-health challenge in aging societies worldwide. Accumulating evidence suggests that olfactory and visual deficits can precede overt cognitive symptoms and are closely ...
Yanjiao Xu   +3 more
doaj   +2 more sources

Dual second-messenger pathways in olfactory transduction

open access: yesCurrent Opinion in Neurobiology, 1995
Increasing evidence indicates that inositol phosphate as well as cyclic nucleotide signalling pathways mediate olfactory transduction. Both pathways can target multiple ion channel effectors, suggesting that olfactory receptor cells serve as more than simple selectivity filters and that they possibly represent the first stage of olfactory integration.
Asylbek Zhainazarov   +2 more
exaly   +4 more sources

Anterior olfactory nucleus mediates parallel inter-bulbar pathways in rodents

open access: yesBMC Biology
Background Interhemispheric communication of olfactory information is crucial for accurate odor perception and odor source localization in animals. However, the underlying structural basis for this communication in mammals remains poorly understood ...
Li Wang   +11 more
doaj   +2 more sources

Pathogenesis of Olfactory Disorders in COVID-19

open access: yesBrain Sciences, 2022
Since the outbreak of the SARS-CoV-2 pandemic, olfactory disorders have been reported as a frequent symptom of COVID-19; however, its pathogenesis is still debated.
Laura Ziuzia-Januszewska   +1 more
doaj   +1 more source

Deconstructing Olfactory Epithelium Developmental Pathways in Olfactory Neuroblastoma

open access: yesCancer Research Communications, 2023
Olfactory neuroblastoma is a rare tumor arising from the olfactory cleft region of the nasal cavity. Because of the low incidence of this tumor, as well as an absence of established cell lines and murine models, understanding the mechanisms driving olfactory neuroblastoma pathobiology has been challenging.
John B. Finlay   +4 more
openaire   +2 more sources

Olfaction and Executive Cognitive Performance: A Systematic Review

open access: yesFrontiers in Psychology, 2022
Objective tests of olfaction are widely available to aid in the assessment of olfaction. Their clearest role is in the characterization of olfactory changes, either reported by or suspected in a patient.
Vasudeva Murthy Challakere Ramaswamy   +2 more
doaj   +1 more source

51152 Efficacy of Bimodal Visual-Olfactory Training in Patients with COVID-19 resultant Hyposmia or Anosmia Using Patient-Preferred Scents (VOLT Trial - Visual-OLfactory Training)

open access: yesJournal of Clinical and Translational Science, 2021
IMPACT: Olfactory dysfunction is a defining symptom of COVID-19 infection. As the number of total, confirmed COVID-19 cases approaches 7 million in the United States, it is estimated that there will be up to 500,000 new cases of chronically diminished ...
Amish Mustafa Khan   +2 more
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

Histopathology of the olfactory pathway due to ischemia [PDF]

open access: yesThe Laryngoscope, 1984
AbstractVarious agents, such as trauma, viral infections and neoplasms cause olfactory dysfunction. However, little is understood concerning the role of ischemia. An experimental model of brain ischemia was developed in the Mongolian gerbil, and the olfactory pathway was studied.
T, Nakashima, C P, Kimmelman, J B, Snow
openaire   +2 more sources

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