Evidence map›Paper›PMID 23563581›Full record

ArticleNature neuroscience2013

Glucocorticoid feedback uncovers retrograde opioid signaling at hypothalamic synapses.

Jaclyn I Wamsteeker Cusulin, Tamás Füzesi, Wataru Inoue, Jaideep S Bains

Abstract read
In one paragraph

Article in Nature neuroscience, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

44 citing papers in PubMed.

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  12. Sex-Specific Vasopressin Signaling Buffers Stress-Dependent Synaptic Changes in Female Mice.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2020
    Article
  13. Mu-Opioids Suppress GABAergic Synaptic Transmission onto Orbitofrontal Cortex Pyramidal Neurons with Subregional Selectivity.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2020
    Article
  14. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Jaclyn I Wamsteeker CusulinHotchkiss Brain Institute, Calgary, Alberta, Alberta, Canada.
Tamás Füzesi
Wataru Inoue
Jaideep S Bains

Funding

CIHR 86501-2CIHR MOP 86501
6 · The paper itself

Abstract

Stressful experience initiates a neuroendocrine response culminating in the release of glucocorticoid hormones into the blood. Glucocorticoids feed back to the brain, causing adaptations that prevent excessive hormone responses to subsequent challenges. How these changes occur remains unknown. We found that glucocorticoid receptor activation in rodent hypothalamic neuroendocrine neurons following in vivo stress is a metaplastic signal that allows GABA synapses to undergo activity-dependent long-term depression (LTDGABA). LTDGABA was unmasked through glucocorticoid receptor-dependent inhibition of Regulator of G protein Signaling 4 (RGS4), which amplified signaling through postsynaptic metabotropic glutamate receptors. This drove somatodendritic opioid release, resulting in a persistent retrograde suppression of synaptic transmission through presynaptic μ receptors. Together, our data provide new evidence for retrograde opioid signaling at synapses in neuroendocrine circuits and represent a potential mechanism underlying glucocorticoid contributions to stress adaptation.

Indexed as

Analgesics, OpioidAnimalsAnimals, NewbornBacterial ProteinsChannelrhodopsinsEnzyme InhibitorsFeedback, PhysiologicalGlucocorticoidsHypothalamusInhibitory Postsynaptic PotentialsIn Vitro TechniquesLuminescent ProteinsMaleMiceMice, Inbred C57BLMice, TransgenicAnalgesics, OpioidBacterial ProteinsChannelrhodopsinsCNR1 protein, mouseEnzyme InhibitorsGlucocorticoidsLuminescent ProteinsNeurotransmitter AgentsOprm protein, mouseReceptor, Cannabinoid, CB1Receptors, GlucocorticoidReceptors, Opioid, muVesicular Inhibitory Amino Acid Transport ProteinsViaat protein, mouseyellow fluorescent protein, Bacteria

Identifiers

PMID23563581
PMCPMC4844536

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.