Results 111 to 120 of about 5,832,680 (299)

Histological characterization of the olfactory organ in schilbid catfish, Clupisoma garua (Hamilton, 1822)

open access: yesInternational Journal of Aquatic Biology, 2018
Fishes have a good sense of smell and are able to ascertain odour with the help of a pair of olfactory organs connected to the olfactory lobes of the forebrain by means of olfactory tracts.
Saroj Kumar Ghosh
doaj   +1 more source

Modulation of cholinergic synaptic transmission in an identified locust sensory pathway [PDF]

open access: yes, 2000
The monosynaptic connection between the locust forewing stretch receptor (fSR) and the first basalar motoneuron (BAl) is part of a sensory pathway involved in flight.
Judge, Sarah Jane
core  

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Ultrastructural and developmental anatomy of the peripheral olfactory organs of Dicentrarchus labrax inhabiting Egyptian Mediterranean water

open access: yesOpen Veterinary Journal
Background: Olfaction regulates animal behavior; hence its organs are seen early in fish development. Due to their aquatic lifestyle, fish employ olfaction to communicate chemical signals during gustation.
Sheren A. Al-Zahaby   +3 more
doaj   +1 more source

Stimulus dependent diversity and stereotypy in the output of an olfactory functional unit

open access: yesNature Communications, 2018
Mitral/tufted (MT) cells connect to a single glomerulus and receive inputs from sensory neurons expressing the same odorant receptor. Here the authors report that sister MT cells connected to the M72 glomerulus exhibit variable responses to most M72 ...
Ezequiel M. Arneodo   +7 more
doaj   +1 more source

Leucine‐rich glioma inactivated 1 (LGI1) is a ganglioside‐binding protein

open access: yesFEBS Letters, EarlyView.
Neuronal hyperexcitability associated with a decrease/absence of the extracellular protein LGI1 has been suggested to be primarily due to the downregulation of Kv1 channel expression. The molecular mechanisms underlying this decrease have not yet been elucidated.
Kévin Debreux   +7 more
wiley   +1 more source

Activation of TRPV4 regulates respiration through indirect activation of bronchopulmonary sensory neurons

open access: yesFrontiers in Physiology, 2016
Transient receptor potential vanilloid receptor 4 (TRPV4) is a calcium-permeable non-selective cation channel implicated in numerous physiological and pathological functions.
Qihai (David) eGu   +4 more
doaj   +1 more source

Subcellular localization of the P2X4 receptor in sensory hair cells of Wistar rat cochlea

open access: yesHistochemistry and Cell Biology
Abstract Our sense of hearing starts in the inner ear organ, the cochlea, which contains two types of auditory hair cells for signal transduction. Earlier research showed that the complex cochlear physiology is regulated in part by purinergic signalling through activation of purine-mediated P2X, P2Y and adenosine receptors expressed ...
Huang, Ziyin   +7 more
openaire   +2 more sources

cMet and fas receptor interaction inhibits death-inducing signaling complex formation in endothelial cells [PDF]

open access: yes, 2005
Fas receptor is constitutively expressed on endothelial cells; however, these cells are highly resistant to Fas-mediated apoptosis. In this study, we examined death-inducing signaling complex (DISC) formation in endothelial cells after Fas receptor ...
Brady, H.J.M., Smyth, L.A.
core  

Matched sizes of activating and inhibitory receptor/ligand pairs are required for optimal signal integration by human Natural Killer cells [PDF]

open access: yes, 2010
It has been suggested that receptor-ligand complexes segregate or co-localise within immune synapses according to their size, and this is important for receptor signaling.
Mehrabi, M   +59 more
core   +1 more source

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