Results 31 to 40 of about 241,158 (154)

The proper functioning of the sense of smell and its disturbances on the example of COVID-19 infection

open access: yesJournal of Education, Health and Sport, 2022
COVD-19 disease causes a wide range of respiratory symptoms. One of them is the olfactory disorder, which is also associated with other viral infections. Impaired sense of smell is associated with damage to the respiratory epithelium.
Marcin Kożuchowski, Monika Prylińska
doaj   +1 more source

Fear conditioning biases olfactory sensory neuron frequencies across generations

open access: yeseLife
The main olfactory epithelium initiates the process of odor encoding. Recent studies have demonstrated intergenerationally inherited changes in the olfactory system in response to fear conditioning, resulting in increases in olfactory sensory neuron ...
Clara W Liff   +8 more
doaj   +1 more source

Anatomy, histochemistry and immunohistochemistry of the olfactory subsystems in mice

open access: yesFrontiers in Neuroanatomy, 2014
The four regions of the murine nasal cavity featuring olfactory neurons were studied anatomically and by labelling with lectins and relevant antibodies with a view to establishing criteria for the identification of olfactory subsystems that are readily ...
Arthur William Barrios   +3 more
doaj   +1 more source

The olfactory organ of schilbid catfish Eutropiichthys vacha (Hamilton, 1822): morphological and ultrastructural studies

open access: yesJournal of Basic and Applied Zoology, 2021
Background A study of the olfactory organ structure in freshwater catfish, Eutropiichthys vacha, was carried out to explore the cellular constituents by aid of light as well as scanning and transmission electron microscopy.
Saroj Kumar Ghosh
doaj   +1 more source

Is TrpM5 a reliable marker for chemosensory cells? Multiple types of microvillous cells in the main olfactory epithelium of mice

open access: yesBMC Neuroscience, 2008
Background In the past, ciliated receptor neurons, basal cells, and supporting cells were considered the principal components of the main olfactory epithelium. Several studies reported the presence of microvillous cells but their function is unknown.
Finger Thomas E, Hansen Anne
doaj   +1 more source

Requirement for Slit-1 and Robo-2 in zonal segregation of olfactory sensory neuron axons in the main olfactory bulb [PDF]

open access: yes, 2007
The formation of precise stereotypic connections in sensory systems is critical for the ability to detect and process signals from the environment. In the olfactory system, olfactory sensory neurons (OSNs) project axons to spatially defined glomeruli ...
Cloutier, J-F   +4 more
core  

Histomorphological and microanatomical characteristics of the olfactory organ of freshwater carp, Cirrhinus reba (Hamilton)

open access: yesArchives of Polish Fisheries, 2016
The morphoanatomy, cellular organization, and surface architecture of the olfactory apparatus in Cirrhinus reba (Hamilton) is described using light and scanning electron microscopy.
Ghosh Saroj Kumar   +1 more
doaj   +1 more source

The Olfactory Nervous System Of Terrestrial And Aquatic Vertebrates [PDF]

open access: yes, 2011
Animals in their natural milieu are surrounded by odors. These odors are rich source of information, and are perceived by sophisticated olfactory systems, that have evolved over time.
Ashiq Hussain
core  

Downregulation of Fzd6 and Cthrc1 and upregulation of olfactory receptors and protocadherins by dietary beta-carotene in lungs of Bcmo1-/- mice. [PDF]

open access: yes, 2010
An ongoing controversy exists on beneficial versus harmful effects of high beta-carotene (BC) intake, especially for the lung. To elucidate potential mechanisms, we studied effects of BC on lung gene expression.
Heil, S.G.   +9 more
core   +1 more source

Endogenous pH 6.0 β-Galactosidase Activity Is Linked to Neuronal Differentiation in the Olfactory Epithelium

open access: yesCells, 2022
The histochemical detection of β-galactosidase enzymatic activity at pH 6.0 (β-gal-pH6) is a widely used biomarker of cellular senescence in aging tissues.
José Antonio de Mera-Rodríguez   +6 more
doaj   +1 more source

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