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A Presynaptic Gain Control Mechanism Fine-Tunes Olfactory Behavior

Overview of attention for article published in Neuron, July 2008
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About this Attention Score

  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (80th percentile)
  • Above-average Attention Score compared to outputs of the same age and source (58th percentile)

Mentioned by

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1 blog
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1 research highlight platform

Citations

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298 Dimensions

Readers on

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305 Mendeley
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Title
A Presynaptic Gain Control Mechanism Fine-Tunes Olfactory Behavior
Published in
Neuron, July 2008
DOI 10.1016/j.neuron.2008.07.003
Pubmed ID
Authors

Cory M. Root, Kaoru Masuyama, David S. Green, Lina E. Enell, Dick R. Nässel, Chi-Hon Lee, Jing W. Wang

Abstract

Early sensory processing can play a critical role in sensing environmental cues. We have investigated the physiological and behavioral function of gain control at the first synapse of olfactory processing in Drosophila. Olfactory receptor neurons (ORNs) express the GABA(B) receptor (GABA(B)R), and its expression expands the dynamic range of ORN synaptic transmission that is preserved in projection neuron responses. Strikingly, each ORN channel has a unique baseline level of GABA(B)R expression. ORNs that sense the aversive odorant CO(2) do not express GABA(B)Rs and do not have significant presynaptic inhibition. In contrast, pheromone-sensing ORNs express a high level of GABA(B)Rs and exhibit strong presynaptic inhibition. Furthermore, pheromone-dependent mate localization is impaired in flies that lack GABA(B)Rs in specific ORNs. These findings indicate that different olfactory receptor channels employ heterogeneous presynaptic gain control as a mechanism to allow an animal's innate behavioral responses to match its ecological needs.

Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 305 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 14 5%
Germany 11 4%
United Kingdom 2 <1%
Portugal 2 <1%
China 2 <1%
Benin 1 <1%
Greece 1 <1%
Japan 1 <1%
Unknown 271 89%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 93 30%
Researcher 88 29%
Student > Bachelor 18 6%
Student > Master 18 6%
Professor > Associate Professor 16 5%
Other 38 12%
Unknown 34 11%
Readers by discipline Count As %
Agricultural and Biological Sciences 151 50%
Neuroscience 72 24%
Biochemistry, Genetics and Molecular Biology 18 6%
Engineering 9 3%
Medicine and Dentistry 9 3%
Other 10 3%
Unknown 36 12%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 7. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 14 June 2023.
All research outputs
#5,422,157
of 25,371,288 outputs
Outputs from Neuron
#5,133
of 9,543 outputs
Outputs of similar age
#18,623
of 95,607 outputs
Outputs of similar age from Neuron
#24
of 58 outputs
Altmetric has tracked 25,371,288 research outputs across all sources so far. Compared to these this one has done well and is in the 78th percentile: it's in the top 25% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 9,543 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 33.2. This one is in the 46th percentile – i.e., 46% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 95,607 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 80% of its contemporaries.
We're also able to compare this research output to 58 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 58% of its contemporaries.