Results 31 to 40 of about 53,380 (165)

Odour Transduction in Olfactory Receptor Neurons

open access: yesThe Chinese Journal of Physiology, 2010
The molecular mechanisms that control the binding of odorant to olfactory receptors and transduce this signal into membrane depolarization are reviewed. They are compared in vertebrates and insects for interspecific (allelochemicals) and intraspecific (pheromones) olfactory signals. Attempts to develop quantitative models of these multistage signalling
Rospars, Jean-Pierre   +3 more
openaire   +3 more sources

CD36 is involved in oleic acid detection by the murine olfactory system.

open access: yesFrontiers in Cellular Neuroscience, 2015
Olfactory signals influence food intake in a variety of species. To maximize the chances of finding a source of calories, an animal’s preference for fatty foods and triglycerides already becomes apparent during olfactory food search behavior.
Sonja eOberland   +10 more
doaj   +1 more source

Cholinergic calcium responses in cultured antennal lobe neurons of the migratory locust

open access: yesScientific Reports, 2021
Locusts are advantageous organisms to elucidate mechanisms of olfactory coding at the systems level. Sensory input is provided by the olfactory receptor neurons of the antenna, which send their axons into the antennal lobe. So far, cellular properties of
Gregor A. Bergmann, Gerd Bicker
doaj   +1 more source

Unitary response of mouse olfactory receptor neurons [PDF]

open access: yesProceedings of the National Academy of Sciences, 2010
The sense of smell begins with odorant molecules binding to membrane receptors on the cilia of olfactory receptor neurons (ORNs), thereby activating a G protein, G olf , and the downstream effector enzyme, an adenylyl cyclase (ACIII).
Yair, Ben-Chaim   +2 more
openaire   +2 more sources

The smell of blue light: a new approach towards understanding an olfactory neuronal network

open access: yesFrontiers in Neuroscience, 2011
Olfaction is one of the most important senses throughout the animal kingdom. It enables animals to discriminate between a wide variety of attractive and repulsive odorants and often plays a decisive role in species specific communication. In recent years
Klemens F Störtkuhl, André eFiala
doaj   +1 more source

Expression of the ACE2 Virus Entry Protein in the Nervus Terminalis Reveals the Potential for an Alternative Route to Brain Infection in COVID-19

open access: yesFrontiers in Cellular Neuroscience, 2021
Previous studies suggested that the SARS-CoV-2 virus may gain access to the brain by using a route along the olfactory nerve. However, there is a general consensus that the obligatory virus entry receptor, angiotensin converting enzyme 2 (ACE2), is not ...
Katarzyna Bilinska   +2 more
doaj   +1 more source

Odorant Responsiveness of Squid Olfactory Receptor Neurons [PDF]

open access: yesThe Anatomical Record, 2008
AbstractIn the olfactory organ of the squid, Lolliguncula brevis there are five morphological types of olfactory receptor neurons (ORNs). Previous work to characterize odor sensitivity of squid ORNs was performed on only two of the five types in dissociated primary cell cultures. Here, we sought to establish the odorant responsiveness of all five types.
Arie Sitthichai, Mobley   +2 more
openaire   +2 more sources

Biophysical mechanisms underlying olfactory receptor neuron dynamics [PDF]

open access: yesNature Neuroscience, 2011
The responses of olfactory receptor neurons (ORNs) to odors have complex dynamics. Using genetics and pharmacology, we found that these dynamics in Drosophila ORNs could be separated into sequential steps, corresponding to transduction and spike generation. Each of these steps contributed distinct dynamics.
Nagel, Katherine I., Wilson, Rachel I.
openaire   +2 more sources

Functional Reintegration of Sensory Neurons and Transitional Dendritic Reduction of Mitral/Tufted Cells during Injury-Induced Recovery of the Larval Xenopus Olfactory Circuit

open access: yesFrontiers in Cellular Neuroscience, 2017
Understanding the mechanisms involved in maintaining lifelong neurogenesis has a clear biological and clinical interest. In the present study, we performed olfactory nerve transection on larval Xenopus to induce severe damage to the olfactory circuitry ...
Sara J. Hawkins   +13 more
doaj   +1 more source

Hedonic taste in Drosophila revealed by olfactory receptors expressed in taste neurons. [PDF]

open access: yesPLoS ONE, 2008
Taste and olfaction are each tuned to a unique set of chemicals in the outside world, and their corresponding sensory spaces are mapped in different areas in the brain.
Makoto Hiroi   +2 more
doaj   +1 more source

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