Results 41 to 50 of about 1,396,394 (289)

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

Predictors of Olfactory Impairment among Northern Iranian Population [PDF]

open access: yesIranian Journal of Otorhinolaryngology, 2020
Introduction: The performance in most smell identification tests is subjected to cultural variations. This study aimed to evaluate age, gender, and smoking-related effects on the test performance in the North of Iran.
Mir Mohammad Jalali   +2 more
doaj   +1 more source

Mechanisms of pattern processing in olfactory bulb-like circuits [PDF]

open access: yes, 2010
The scope of brain research spans several orders of magnitude ranging from small groups of amino acid residues in ion channels to fMRI signals reflecting activity averaged over thousands of neurones. From a theoreticians point of view very interesting
Wiechert, Martin Takeo
core   +1 more source

The Course of Parosmia Improvement in Patients with COVID-19 in Iran [PDF]

open access: yesTaṣvīr-i salāmat, 2020
Background and Objectives: Smell disorder such as dostorted olfaction (parosmia) is one of the most common symptoms of COVID-19. Therefore, this study aimed to investigate the improvement of symptoms of parosmia in patients with COVID-19 in 2020 ...
Doha Abo Aljadayel   +3 more
doaj   +1 more source

An Olfactory Receptor Pseudogene whose Function emerged in Humans [PDF]

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

Evaluating Patients with Olfactory Dysfunction after COVID-19 Infection by Questionnaire of Olfactory Disorders-Negative Statements [PDF]

open access: yes, 2022
Background: The number of patients with COVID-19-induced olfactory dysfunction has consistently increased since the onset of the pandemic. Since a considerable proportion of these patients have olfactory dysfunction for a relatively long period of time ...
Raad, Nasim   +9 more
core   +1 more source

Analysis of Prevalence and Predictive Factors of Long-Lasting Olfactory and Gustatory Dysfunction in COVID-19 Patients

open access: yesLife, 2022
Background: Although smell and taste disorders are highly prevalent symptoms of COVID-19 infection, the predictive factors leading to long-lasting chemosensory dysfunction are still poorly understood.
María A. Callejón-Leblic   +13 more
doaj   +1 more source

IL-6 and Olfactory Dysfunction: Focus on Changes, Effects, and Mechanisms

open access: yesMediators of Inflammation
The sense of smell is vital for human life and risk identification. Many diseases can cause olfactory disorders, and early identification and intervention of olfactory disorders are crucial.
Xiao-Yu Song   +8 more
doaj   +1 more source

Memory and Resting‐State Connectivity in Acute Transient Global Amnesia: A Case–Control fMRI Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Transient global amnesia (TGA) is a striking model of isolated amnesia. While hippocampal lesions are well described, the network‐level mechanisms and the precise neuropsychological profile remain debated. Our objective was thus to characterize functional and neuropsychological correlates of acute TGA and their ...
Elias El Otmani   +10 more
wiley   +1 more source

Olfactory dysfunction as a diagnostic and prognostic marker for movement disorders

open access: yesAnnals of Movement Disorders
Olfactory dysfunction (OD) is a common nonmotor symptom observed in several movement disorders. The severity and pattern of olfactory impairment vary among these conditions.
Aliasghar Peyvandi   +7 more
doaj   +1 more source

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