Evidence map›Paper›PMID 26436431›Full record

ArticleNature communications2015

Electrical behaviour of dendritic spines as revealed by voltage imaging.

Marko A Popovic, Nicholas Carnevale, Balazs Rozsa, Dejan Zecevic

Abstract read
In one paragraph

Article in Nature communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing 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

53 citing papers in PubMed.

  1. Article
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  13. Unraveling the mysteries of dendritic spine dynamics: Five key principles shaping memory and cognition.Proceedings of the Japan Academy. Series B, Physical and biological sciences · 2023
    Article
  14. Article
  15. Article
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  18. Article
  19. Review
  20. QLCA and Entangled States as Single-Neuron Activity Generators.Frontiers in computational neuroscience · 2021
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Marko A PopovicDepartment of Cellular and Molecular Physiology, Yale University School of Medicine, New Haven, Connecticut 06510, USA.
Nicholas CarnevaleDepartment of Neurobiology, Yale University School of Medicine, New Haven, Connecticut 06510, USA.
Balazs RozsaInstitute of Experimental Medicine of the Hungarian Academy of Sciences, Budapest H-1083, Hungary.
Dejan ZecevicDepartment of Cellular and Molecular Physiology, Yale University School of Medicine, New Haven, Connecticut 06510, USA.

Funding

COMPUTER METHODS FOR PHYSIOLOGICAL PROBLEMSR01NS011613 · NINDS · YALE UNIVERSITY · PI MICHAEL L HINES, Robert A. McDougal · 1985 to 2026
$10.4M
SenseLab: Integration of Multidisciplinary Sensory DataR01DC009977 · NIDCD · YALE UNIVERSITY · PI HINES, MICHAEL L, MCDOUGAL, ROBERT A. · 2009 to 2018
$6.7M
Electrical role of dendritic spinesR01MH106906 · NIMH · YALE UNIVERSITY · PI ZECEVIC, DEJAN P · 2015 to 2019
$2.0M
Voltage-sensitive dye imaging from the nervous systemR01NS068407 · NINDS · YALE UNIVERSITY · PI ZECEVIC, DEJAN P · 2009 to 2012
$1.4M
Dendritic Integration in Single Vertebrate NeuronsR01NS042739 · NINDS · YALE UNIVERSITY · PI ZECEVIC, DEJAN P · 2002 to 2005
$1.3M
NIDCD NIH HHS R01 DC009977NIMH NIH HHS R01 MH106906NINDS NIH HHS NS068407NINDS NIH HHS NS11613NINDS NIH HHS R01 NS011613NINDS NIH HHS R01 NS042739NINDS NIH HHS R01 NS068407
6 · The paper itself

Abstract

Thousands of dendritic spines on individual neurons process information and mediate plasticity by generating electrical input signals using a sophisticated assembly of transmitter receptors and voltage-sensitive ion channel molecules. Our understanding, however, of the electrical behaviour of spines is limited because it has not been possible to record input signals from these structures with adequate sensitivity and spatiotemporal resolution. Current interpretation of indirect data and speculations based on theoretical considerations are inconclusive. Here we use an electrochromic voltage-sensitive dye which acts as a transmembrane optical voltmeter with a linear scale to directly monitor electrical signals from individual spines on thin basal dendrites. The results show that synapses on these spines are not electrically isolated by the spine neck to a significant extent. Electrically, they behave as if they are located directly on dendrites.

Indexed as

Patch-Clamp TechniquesVoltage-Sensitive Dye ImagingAnimalsComputer SimulationDendritic SpinesMembrane PotentialsMiceNeuronsOptical ImagingSomatosensory Cortex

Identifiers

PMID26436431
PMCPMC4594633

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.