Results 41 to 50 of about 2,668,755 (284)

Selectivity of odorant receptors in insects [PDF]

open access: yesFrontiers in Cellular Neuroscience, 2012
Insect olfactory receptors (ORs) detect chemicals, shape neuronal physiology, and regulate behavior. Although ORs have been categorized as "generalists" and "specialists" based on their ligand spectrum, both electrophysiological studies and recent pharmacological investigations show that ORs specifically recognize non-pheromonal compounds, and that our
Bohbot, Jonathan D., Dickens, Joseph C.
openaire   +3 more sources

A molecular odorant transduction model and the complexity of spatio-temporal encoding in the Drosophila antenna.

open access: yesPLoS Computational Biology, 2020
Over the past two decades, substantial amount of work has been conducted to characterize different odorant receptors, neuroanatomy and odorant response properties of the early olfactory system of Drosophila melanogaster. Yet many odorant receptors remain
Aurel A Lazar, Chung-Heng Yeh
doaj   +1 more source

Application of artificial intelligence to decode the relationships between smell, olfactory receptors and small molecules

open access: yesScientific Reports, 2022
Deciphering the relationship between molecules, olfactory receptors (ORs) and corresponding odors remains a challenging task. It requires a comprehensive identification of ORs responding to a given odorant.
Rayane Achebouche   +3 more
doaj   +1 more source

Research Progress of Insect Odorant Receptors

open access: yesGuangdong nongye kexue, 2022
For insects, olfaction is an important signal input source for their behavioral perception. There are many kinds of proteins involved in the process of odor recognition, and they play a leading role in regulating feeding, swarming, mating, oviposition ...
Quanmei QI, Qiurong LI
doaj   +1 more source

A moth odorant receptor highly expressed in the ovipositor is involved in detecting host-plant volatiles

open access: yeseLife, 2020
Antennae are often considered to be the nostrils of insects. Here, we sequenced the transcriptome of the pheromone gland-ovipositor complex of Helicoverpa assulta and discovered that an odorant receptor (OR) gene, HassOR31, had much higher expression in ...
Rui-Ting Li   +3 more
semanticscholar   +1 more source

The key food odorant receptive range of broadly tuned receptor OR2W1.

open access: yesFood Chemistry, 2021
Mammals perceive a multitude of odorants by their chemical sense of olfaction, a high-dimensional stimulus-detection system, with hundreds of narrowly or broadly tuned receptors, enabling pattern recognition by the brain.
F. Haag, A. Di Pizio, D. Krautwurst
semanticscholar   +1 more source

Characterisation of Bombyx mori odorant-binding proteins reveals that a general odorant-binding protein discriminates between sex pheromone components [PDF]

open access: yes, 2009
In many insect species, odorant-binding proteins (OBPs) are thought to be responsible for the transport of pheromones and other semiochemicals across the sensillum lymph to the olfactory receptors (ORs) within the antennal sensilla.
Field, L.M.   +20 more
core   +1 more source

Functional reconstitution of the insect odorant receptor co-receptor in a tethered lipid bilayer membrane

open access: yes, 2021
As membrane proteins are among the most important drug targets, it is critical to study membrane proteins to improve drug design. However, due to the myriad roles fulfilled by the cellular membrane, it is a highly complex environment and challenging to ...
Bernhard , Schuster   +6 more
core   +1 more source

Dynamics of odor sampling strategies in mice.

open access: yesPLoS ONE, 2020
Mammalian olfactory receptor neurons in the nasal cavity are stimulated by odorants carried by the inhaled air and their activation is therefore tied to and driven by the breathing or sniffing frequency.
Johannes Reisert   +3 more
doaj   +1 more source

The evolution of sexual signaling is linked to odorant receptor tuning in perfume-collecting orchid bees

open access: yesNature Communications, 2020
Sexual signaling is an important reproductive barrier known to evolve early during the formation of new species, but the genetic mechanisms that facilitate the divergence of sexual signals remain elusive.
Philipp Brand   +6 more
semanticscholar   +1 more source

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