Results 21 to 30 of about 10,867 (180)

Sniffing out cognitive decline in patients with and without evidence of dopaminergic deficit

open access: yesClinical Parkinsonism & Related Disorders, 2019
Background: Depletion of dopamine is a major neuropathological feature of Parkinson's disease; however, 15% of patients with parkinsonian motor symptoms have neuroimaging evidence of intact dopaminergic function.
Francesca V. Lopez   +3 more
doaj   +1 more source

Modulation of Higher-Order Olfaction Components on Executive Functions in Humans. [PDF]

open access: yesPLoS ONE, 2015
The prefrontal (PFC) and orbitofrontal cortex (OFC) appear to be associated with both executive functions and olfaction. However, there is little data relating olfactory processing and executive functions in humans.
Ana B Fagundo   +16 more
doaj   +1 more source

Elevated Anxiety and Impaired Attention in Super-Smeller, Kv1.3 Knockout Mice

open access: yesFrontiers in Behavioral Neuroscience, 2018
It has long been recognized that olfaction and emotion are linked. While chemosensory research using both human and rodent models have indicated a change in emotion can contribute to olfactory dysfunction, there are few studies addressing the ...
Zhenbo Huang   +9 more
doaj   +1 more source

Persistent olfactory dysfunction associated with poor sleep quality and anxiety in patients with long COVID

open access: yesFrontiers in Neuroscience, 2023
IntroductionPoor sleep quality have been widely reported in patients with long COVID. Determining the characteristics, type, severity, and relationship of long COVID with other neurological symptoms is essential for the prognosis and management of poor ...
Alna Carolina Mendes Paranhos   +20 more
doaj   +1 more source

Olfactory specificity regulates lipid metabolism through neuroendocrine signaling in Caenorhabditis elegans

open access: yesNature Communications, 2020
Olfaction is a key sensory modality with high diversity and olfactory defects has been associated with metabolic and neurodegenerative disorders. Here, the authors discovered that specific olfactory inputs actively regulate lipid metabolism in a dynamic ...
Ayse Sena Mutlu   +3 more
doaj   +1 more source

Management of Post-COVID-19- Related Olfactory Dysfunction

open access: yesGazeta Médica, 2022
Evidence suggests that the prevalence of olfactory dysfunction (OD) occurs in 50% of patients with COVID-19. Emerging data suggest a high rate of early and spontaneous recovery, but approximately 10% of patients showed no improvement at 4-6 weeks after ...
Ana Catarina Castro Gomes   +2 more
doaj  

A Mechanistic Link between Olfaction and Autism Spectrum Disorder [PDF]

open access: yesCurrent Biology, 2015
Internal action models (IAMs) are brain templates for sensory-motor coordination underlying diverse behaviors. An emerging theory suggests that impaired IAMs are a common theme in autism spectrum disorder (ASD). However, whether impaired IAMs occur across sensory systems and how they relate to the major phenotype of ASD, namely impaired social ...
Rozenkrantz, Liron   +7 more
openaire   +2 more sources

Clinical importance of olfactory function in neurodegenerative diseases

open access: yesRevista Médica del Hospital General de México, 2018
Impairments in olfactory function can be potential indicators of the onset or progression of neurological disorders. Nevertheless, olfaction is barely explored in routine clinical examination.
N. Aguilar Martínez   +5 more
doaj   +1 more source

Cognitive and olfactory function profiles of frontotemporal lobar degeneration

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2021
Objective To describe the cognitive and olfactory function profiles of frontotemporal lobar degeneration (FTLD). Methods A total of 52 FTLD patients admitted to Tianjin Huanhu Hospital from July 2014 to April 2017 were enrolled.
DOU Yu⁃chao   +4 more
doaj   +1 more source

Olfaction deterioration in cognitive disorders in the elderly

open access: yesAging Clinical and Experimental Research, 2015
Parkinson's and Alzheimer's diseases are widespread neurodegenerative pathologies. Parkinson's disease affects about 1 % of the population over the age of 65 years, while Alzheimer is considered the most common cause of dementia, with an annual incidence of 1 % in persons aged 65 years.
OTTAVIANO, GIANCARLO   +3 more
openaire   +2 more sources

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