Evidence map›Paper›PMID 15356197›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2004

Functional properties of motoneurons derived from mouse embryonic stem cells.

Gareth B Miles, Damien C Yohn, Hynek Wichterle, Thomas M Jessell, Victor F Rafuse, Robert M Brownstone

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 102 papers.

0numbers the graph read from it
0cells of the map it votes in
102citing papers in PubMed
4.1field-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

102 citing papers in PubMed, 209 citations in OpenAlex.

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  16. Neuromuscular actuation of biohybrid motile bots.Proceedings of the National Academy of Sciences of the United States of America · 2019
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  17. Advanced biosystems · 2019
    Article
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42 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

6 authors at 2 institutions in 2 countries.

Gareth B MilesDepartment of Anatomy and Neurobiology, Dalhousie University, Halifax, Nova Scotia, Canada B3H 4H7.
Damien C Yohn
Hynek Wichterle
Thomas M Jessell
Victor F Rafuse
Robert M Brownstone
Columbia University · USDalhousie University · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The capacity of embryonic stem (ES) cells to form functional motoneurons (MNs) and appropriate connections with muscle was investigated in vitro. ES cells were obtained from a transgenic mouse line in which the gene for enhanced green fluorescent protein (eGFP) is expressed under the control of the promotor of the MN specific homeobox gene Hb9. ES cells were exposed to retinoic acid (RA) and sonic hedgehog agonist (Hh-Ag1.3) to stimulate differentiation into MNs marked by expression of eGFP and the cholinergic transmitter synthetic enzyme choline acetyltransferase. Whole-cell patch-clamp recordings were made from eGFP-labeled cells to investigate the development of functional characteristics of MNs. In voltage-clamp mode, currents, including EPSCs, were recorded in response to exogenous applications of GABA, glycine, and glutamate. EGFP-labeled neurons also express voltage-activated ion channels including fast-inactivating Na(+) channels, delayed rectifier and I(A)-type K(+) channels, and Ca(2+) channels. Current-clamp recordings demonstrated that eGFP-positive neurons generate repetitive trains of action potentials and that l-type Ca(2+) channels mediate sustained depolarizations. When cocultured with a muscle cell line, clustering of acetylcholine receptors on muscle fibers adjacent to developing axons was seen. Intracellular recordings of muscle fibers adjacent to eGFP-positive axons revealed endplate potentials that increased in amplitude and frequency after glutamate application and were sensitive to TTX and curare. In summary, our findings demonstrate that MNs derived from ES cells develop appropriate transmitter receptors, intrinsic properties necessary for appropriate patterns of action potential firing and functional synapses with muscle fibers.

Indexed as

AcetylcholineAction PotentialsAnimalsCell DifferentiationCell LineageCells, CulturedChick EmbryoEmbryo, Mammaliangamma-Aminobutyric AcidGene Expression RegulationGenes, ReporterGlutamic AcidGlycineGreen Fluorescent ProteinsHomeodomain ProteinsMembrane PotentialsAcetylcholineenhanced green fluorescent proteingamma-Aminobutyric AcidGlutamic AcidGlycineGreen Fluorescent ProteinsHb9 protein, mouseHomeodomain ProteinsTetrodotoxinTranscription FactorsTretinoin

Identifiers

PMID15356197
PMCPMC6729934
OpenAlexW2140756516

What OpenQuestion holds

Textmetadata
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.