Results 11 to 20 of about 58,593 (265)

Predicting olfactory receptor neuron responses from odorant structure

open access: yesChemistry Central Journal, 2007
Background Olfactory receptors work at the interface between the chemical world of volatile molecules and the perception of scent in the brain. Their main purpose is to translate chemical space into information that can be processed by neural circuits ...
Hähnel Melanie   +3 more
doaj   +2 more sources

Chromatin Modulatory Proteins and Olfactory Receptor Signaling in the Refinement and Maintenance of Fruitless Expression in Olfactory Receptor Neurons. [PDF]

open access: yesPLoS Biology, 2016
During development, sensory neurons must choose identities that allow them to detect specific signals and connect with appropriate target neurons. Ultimately, these sensory neurons will successfully integrate into appropriate neural circuits to generate ...
Catherine E Hueston   +6 more
doaj   +3 more sources

High Precision of Spike Timing across Olfactory Receptor Neurons Allows Rapid Odor Coding in Drosophila [PDF]

open access: yesiScience, 2018
Summary: In recent years, it has become evident that olfaction is a fast sense, and millisecond short differences in stimulus onsets are used by animals to analyze their olfactory environment.
Alexander Egea-Weiss   +3 more
doaj   +2 more sources

Ir76b is a Co-receptor for Amine Responses in Drosophila Olfactory Neurons

open access: yesFrontiers in Cellular Neuroscience, 2021
Two large families of olfactory receptors, the Odorant Receptors (ORs) and Ionotropic Receptors (IRs), mediate responses to most odors in the insect olfactory system. Individual odorant binding “tuning” OrX receptors are expressed by olfactory neurons in
Alina Vulpe, Karen Menuz, Karen Menuz
doaj   +1 more source

Neuromodulation of olfactory sensitivity in the peripheral olfactory organs of the American cockroach, Periplaneta americana. [PDF]

open access: yesPLoS ONE, 2013
Olfactory sensitivity exhibits daily fluctuations. Several studies have suggested that the olfactory system in insects is modulated by both biogenic amines and neuropeptides. However, molecular and neural mechanisms underlying olfactory modulation in the
Je Won Jung   +5 more
doaj   +1 more source

Chemoreceptor co-expression in Drosophila melanogaster olfactory neurons

open access: yeseLife, 2022
Drosophila melanogaster olfactory neurons have long been thought to express only one chemosensory receptor gene family. There are two main olfactory receptor gene families in Drosophila, the odorant receptors (ORs) and the ionotropic receptors (IRs). The
Darya Task   +11 more
doaj   +1 more source

Transplant Antennae and Host Brain Interact to Shape Odor Perceptual Space in Male Moths. [PDF]

open access: yesPLoS ONE, 2016
Behavioral responses to odors rely first upon their accurate detection by peripheral sensory organs followed by subsequent processing within the brain's olfactory system and higher centers. These processes allow the animal to form a unified impression of
Seong-Gyu Lee   +3 more
doaj   +1 more source

Activation of pheromone-sensitive olfactory neurons by plant volatiles in the moth Agrotis ipsilon does not occur at the level of the pheromone receptor protein

open access: yesFrontiers in Ecology and Evolution, 2022
In moths, mate finding relies on female-emitted sex pheromones that the males have to decipher within a complex environmental odorant background. Previous studies have shown that interactions of both sex pheromones and plant volatiles can occur in the ...
Paul Vandroux   +6 more
doaj   +1 more source

Innate Immunity in the C. elegans Intestine Is Programmed by a Neuronal Regulator of AWC Olfactory Neuron Development

open access: yesCell Reports, 2020
Summary: Olfactory neurons allow animals to discriminate nutritious food sources from potential pathogens. From a forward genetic screen, we uncovered a surprising requirement for the olfactory neuron gene olrn-1 in the regulation of intestinal ...
Kyle J. Foster   +5 more
doaj   +1 more source

Olfactory deficits in an alpha-synuclein fly model of Parkinson's disease. [PDF]

open access: yesPLoS ONE, 2014
Parkinson's disease (PD) is the most common motor neurodegenerative disorder. Olfactory dysfunction is a prevalent feature of PD. It often precedes motor symptoms by several years and is used in assisting PD diagnosis. However, the cellular and molecular
Alex Y Chen   +3 more
doaj   +1 more source

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