Evidence map›Paper›PMID 20005827›Full record

ArticleNeuron2009

Rapid axonal sprouting and pruning accompany functional reorganization in primary visual cortex.

Homare Yamahachi, Sally A Marik, Justin N J McManus, Winfried Denk, Charles D Gilbert

Abstract read
In one paragraph

Article in Neuron, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 99 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed, 1 pooled it
–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

99 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  8. Chronic Adaptations in the Dorsal Horn Following a Cervical Spinal Cord Injury in Primates.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2024
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39 more citing papers are in PubMed but not listed here.

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

5 authors.

Homare YamahachiThe Rockefeller University, New York, NY 10065, USA.
Sally A Marik
Justin N J McManus
Winfried Denk
Charles D Gilbert

Funding

Adult visual cortical plasticityR01EY018119 · NEI · ROCKEFELLER UNIVERSITY · PI GILBERT, CHARLES D · 2008 to 2012
$2.1M
NEI NIH HHS EY018119NEI NIH HHS R01 EY018119
6 · The paper itself

Abstract

The functional architecture of adult cerebral cortex retains a capacity for experience-dependent change. This is seen following focal binocular lesions, which induce rapid changes in receptive field size and position. To follow the dynamics of the circuitry underlying these changes, we imaged the intrinsic long-range horizontal connections within the lesion projection zone (LPZ) in adult macaque primary visual cortex. To image the same axons over time, we combined viral vector-mediated EGFP transfer and two-photon microscopy. The lesion triggered, within the first week, an approximately 2-fold outgrowth of axons toward the center of the LPZ. Over the subsequent month, axonal density declined due to a parallel process of pruning and sprouting but maintained a net increase relative to prelesion levels. The rate of turnover of axonal boutons also increased. The axonal restructuring recapitulates the pattern of exuberance and pruning seen in early development and correlates well with the functional changes following retinal lesions.

Indexed as

Brain MappingAnimalsAxonsGreen Fluorescent ProteinsMacaca fascicularisMicroscopy, FluorescenceNeuronal PlasticityNeuronsPresynaptic TerminalsRecovery of FunctionRetinaStatistics, NonparametricTime FactorsVisual CortexVisual FieldsVisual Pathwaysenhanced green fluorescent proteinGreen Fluorescent Proteins

Identifiers

PMID20005827
PMCPMC2818836

What OpenQuestion holds

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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.