Results 1 to 10 of about 46,069 (302)

AROUSAL REACTION OF THE OLFACTORY BULB

open access: bronzeThe Japanese Journal of Physiology, 1961
The functional relation between the olfactory bulb and the mesencephalic reticular formation (RF) was studied in curarized rabbits. The results obtained in the acute experiment were confirmed in the chronic experiment.1. High frequency stimulation in the RF suppressed the intrinsic and the induced waves of the olfactory bulb. Peripheral arousal stimuli
Chosaburo Yamamoto, Kitsuya Iwama
openalex   +5 more sources

Automatic Segmentation of the Olfactory Bulb [PDF]

open access: yesBrain Sciences, 2021
The olfactory bulb (OB) has an essential role in the human olfactory pathway. A change in olfactory function is associated with a change of OB volume. It has been shown to predict the prognosis of olfactory loss and its volume is a biomarker for various neurodegenerative diseases, such as Alzheimer’s disease.
Dmitriy Desser   +5 more
openaire   +5 more sources

Connectivity and dynamics in the olfactory bulb [PDF]

open access: yesPLOS Computational Biology, 2021
Dendrodendritic interactions between excitatory mitral cells and inhibitory granule cells in the olfactory bulb create a dense interaction network, reorganizing sensory representations of odors and, consequently, perception. Large-scale computational models are needed for revealing how the collective behavior of this network emerges from its global ...
Vijay Balasubramanian   +3 more
openaire   +5 more sources

The source of spontaneous activity in the main olfactory bulb of the rat. [PDF]

open access: yesPLoS ONE, 2011
In vivo, most neurons in the main olfactory bulb exhibit robust spontaneous activity. This paper tests the hypothesis that spontaneous activity in olfactory receptor neurons drives much of the spontaneous activity in mitral and tufted cells via ...
Josif Stakic   +3 more
doaj   +1 more source

The Shape of the Olfactory Bulb Predicts Olfactory Function [PDF]

open access: yesBrain Sciences, 2022
The olfactory bulb (OB) plays a key role in the processing of olfactory information. A large body of research has shown that OB volumes correlate with olfactory function, which provides diagnostic and prognostic information in olfactory dysfunction. Still, the potential value of the OB shape remains unclear.
Xiaoguang Yan   +5 more
openaire   +4 more sources

The effect of type 2 diabetes on the olfactory bulb structure of Wistar rats [PDF]

open access: yesیافته‌های نوین در علوم زیستی, 2023
Olfaction, the sense of smell, plays an important role in the individual's safety, nutrition, social interactions, sexual function, and quality of life. Diabetes mellitus, which affects more than 400 million people worldwide, is associated with olfactory
Hamidreza Yahyaeipour   +3 more
doaj  

Olfactory Optogenetics: Light Illuminates the Chemical Sensing Mechanisms of Biological Olfactory Systems

open access: yesBiosensors, 2021
The mammalian olfactory system has an amazing ability to distinguish thousands of odorant molecules at the trace level. Scientists have made great achievements on revealing the olfactory sensing mechanisms in decades; even though many issues need ...
Ping Zhu   +6 more
doaj   +1 more source

Diesel exhaust inhalation exposure induced toxicity on olfactory bulb in mice through inflammatory response mediated by activating glial cells

open access: yes环境与职业医学, 2023
BackgroundAir pollution is related to the occurrence and development of mental diseases. Olfactory bulb damage might be the potential prodromal symptom and sign of these diseases.
Yingying JIANG   +4 more
doaj   +1 more source

Assessment of olfactory nerve by SPECT-MRI image with nasal thallium-201 administration in patients with olfactory impairments in comparison to healthy volunteers. [PDF]

open access: yesPLoS ONE, 2013
PURPOSE: The aim of this study was to assess whether migration of thallium-201 ((201)Tl) to the olfactory bulb were reduced in patients with olfactory impairments in comparison to healthy volunteers after nasal administration of (201)Tl.
Hideaki Shiga   +12 more
doaj   +1 more source

Nicotinic cholinergic regulation of olfactory bulb blood flow response in aged rats

open access: yesJournal of Physiological Sciences, 2023
In our previous research, we had demonstrated the crucial role of neuronal nicotinic acetylcholine receptors (nAChRs) in potentiation of the olfactory bulb blood flow response to olfactory stimulation in adult rats. The present study examined the effects
Sae Uchida   +3 more
doaj   +1 more source

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