Evidence map›Paper›PMID 28712570›Full record

ArticleCurrent biology : CB2017

Electron Microscopic Reconstruction of Functionally Identified Cells in a Neural Integrator.

Ashwin Vishwanathan, Kayvon Daie, Alexandro D Ramirez, Jeff W Lichtman, Emre R F Aksay, H Sebastian Seung

Abstract read
In one paragraph

Article in Current biology : CB, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
4.4field-weighted citation impact, top 5% of its field
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

38 citing papers in PubMed, 83 citations in OpenAlex.

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  12. Attractor and integrator networks in the brain.Nature reviews. Neuroscience · 2022
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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

6 authors at 3 institutions in 1 country.

Ashwin VishwanathanNeuroscience Institute, Princeton University, Princeton, NJ 08544, USA. Electronic address: ashwinv@princeton.edu.
Kayvon DaieInstitute for Computational Biomedicine and Department of Physiology and Biophysics, Weill Cornell Medical College, New York, NY 10021, USA.
Alexandro D RamirezInstitute for Computational Biomedicine and Department of Physiology and Biophysics, Weill Cornell Medical College, New York, NY 10021, USA.
Jeff W LichtmanDepartment of Molecular and Cellular Biology and Center for Brain Science, Harvard University, Cambridge, MA 02138, USA.
Emre R F AksayInstitute for Computational Biomedicine and Department of Physiology and Biophysics, Weill Cornell Medical College, New York, NY 10021, USA.
H Sebastian SeungNeuroscience Institute, Princeton University, Princeton, NJ 08544, USA; Computer Science Department, Princeton University, Princeton, NJ 08544, USA. Electronic address: sseung@princeton.edu.
Cornell University · USPrinceton University · USHarvard University · US

Funding

High Resolution Connectomics of Mammalian Neural CircuitsR01NS076467 · NINDS · HARVARD UNIVERSITY · PI LICHTMAN, JEFF W, MEISTER, MARKUS · 2011 to 2015
$9.4M
Circuit Mechanisms Underlying Persistent Activity in a Neural IntegratorR01EY027036 · NEI · WEILL MEDICAL COLL OF CORNELL UNIV · PI Emre R Aksay, MARK S GOLDMAN · 2016 to 2026
$6.4M
Circuit Mechanisms Underlying Learned Changes in Persistent Neural ActivityR01NS104926 · NINDS · WEILL MEDICAL COLL OF CORNELL UNIV · PI AKSAY, EMRE R, GOLDMAN, MARK S · 2018 to 2022
$4.1M
TRI-INSTITUTIONAL TRAINING PROGRAM IN VISION RESEARCHT32EY007138 · NEI · WEILL MEDICAL COLL OF CORNELL UNIV · PI RODRIGUEZ-BOULAN, ENRIQUE J · 1994 to 2013
$3.2M
NEI NIH HHS R01 EY027036NEI NIH HHS T32 EY007138NINDS NIH HHS R01 NS076467NINDS NIH HHS R01 NS104926
6 · The paper itself

Abstract

Neural integrators are involved in a variety of sensorimotor and cognitive behaviors. The oculomotor system contains a simple example, a hindbrain neural circuit that takes velocity signals as inputs and temporally integrates them to control eye position. Here we investigated the structural underpinnings of temporal integration in the larval zebrafish by first identifying integrator neurons using two-photon calcium imaging and then reconstructing the same neurons through serial electron microscopic analysis. Integrator neurons were identified as those neurons with activities highly correlated with eye position during spontaneous eye movements. Three morphological classes of neurons were observed: ipsilaterally projecting neurons located medially, contralaterally projecting neurons located more laterally, and a population at the extreme lateral edge of the hindbrain for which we were not able to identify axons. Based on their somatic locations, we inferred that neurons with only ipsilaterally projecting axons are glutamatergic, whereas neurons with only contralaterally projecting axons are largely GABAergic. Dendritic and synaptic organization of the ipsilaterally projecting neurons suggests a broad sampling from inputs on the ipsilateral side. We also observed the first conclusive evidence of synapses between integrator neurons, which have long been hypothesized by recurrent network models of integration via positive feedback.

Indexed as

AnimalsAxonsEye MovementsMicroscopy, Electron, ScanningNeuronsRhombencephalonZebrafishconnectomicseye-positionneural integratorpositive feedbackserial section electron microscopytwo-photon microscopyzebrafish

Identifiers

PMID28712570
PMCPMC5569574
OpenAlexW2735195016

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.