Evidence map›Paper›PMID 24119209›Full record

ArticleBMC neuroscience2013

Trophic and proliferative effects of Shh on motor neurons in embryonic spinal cord culture from wildtype and G93A SOD1 mice.

Xiaoxing Ma, Patrick Turnbull, Randy Peterson, John Turnbull

Abstract read
In one paragraph

Article in BMC neuroscience, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

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

  1. Pooled it
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  4. Review
  5. Review
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  9. Modeling simple repeat expansion diseases with iPSC technology.Cellular and molecular life sciences : CMLS · 2016
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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

4 authors.

Xiaoxing MaDepartment of Medicine, McMaster University, 1200 Main St West, Hamilton, ON L8N 3Z5, Canada. turnbull@mcmaster.ca.
Patrick Turnbull
Randy Peterson
John Turnbull

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe developmental morphogen sonic hedgehog (Shh) may continue to play a trophic role in the support of terminally-differentiated motor neurons, of potential relevance to motor neuron disease. In addition, it may support the proliferation and differentiation of endogenous stem cells along motor neuronal lineages. As such, we have examined the trophic and proliferative effects of Shh supplementation or Shh antagonism in embryonic spinal cord cell cultures derived from wildtype or G93A SOD1 mice, a mouse model of amyotrophic lateral sclerosis.

resultsShh supported survival, and stimulated growth of motor neurons, neurite outgrowth, and neurosphere formation in primary culture derived from both G93A SOD1 and WT mice. Shh increased the percentage of ciliated motor neurons, especially in G93A SOD1 culture. Shh-treated cultures showed increased neuronal proliferation compared to controls and especially cyclopamine treated cultures, from G93A SOD1 and WT mice. Moreover, Shh enhanced cell survival and differentiation of motor neuron precursors in WT culture.

conclusionsShh is neurotrophic to motor neurons and has mitogenic effects in WT and mSOD1 G93A culture in vitro.

Indexed as

Amyotrophic Lateral SclerosisAnimalsCell CountCell DifferentiationCell ProliferationCells, CulturedDisease Models, AnimalEmbryo, MammalianFluorescent Antibody TechniqueHedgehog ProteinsMiceMice, TransgenicMotor NeuronsSpinal CordSuperoxide DismutaseSuperoxide Dismutase-1Hedgehog ProteinsShh protein, mouseSod1 protein, mouseSuperoxide DismutaseSuperoxide Dismutase-1

Identifiers

PMID24119209
PMCPMC3852546

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Registered trials

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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.