Evidence map›Paper›PMID 23597229›Full record

ArticleBMC neuroscience2013

Morphological and functional differentiation in BE(2)-M17 human neuroblastoma cells by treatment with Trans-retinoic acid.

Devon Andres, Brian M Keyser, John Petrali, Betty Benton, Kyle S Hubbard, Patrick M McNutt, Radharaman Ray

Open access · goldAbstract 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 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

28 citing papers in PubMed, 45 citations in OpenAlex.

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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

7 authors at 1 institution in 1 country.

Devon AndresResearch Division, US Army Medical Research Institute of Chemical Defense, 3100 Ricketts Point Road, Aberdeen Proving Ground, Maryland, 21010-5400, USA.
Brian M Keyser
John Petrali
Betty Benton
Kyle S Hubbard
Patrick M McNutt
Radharaman Ray
DEVCOM Army Research Laboratory · US

Funding

PHS HHS Y1-A1-6179-04
6 · The paper itself

Abstract

backgroundImmortalized neuronal cell lines can be induced to differentiate into more mature neurons by adding specific compounds or growth factors to the culture medium. This property makes neuronal cell lines attractive as in vitro cell models to study neuronal functions and neurotoxicity. The clonal human neuroblastoma BE(2)-M17 cell line is known to differentiate into a more prominent neuronal cell type by treatment with trans-retinoic acid. However, there is a lack of information on the morphological and functional aspects of these differentiated cells.

resultsWe studied the effects of trans-retinoic acid treatment on (a) some differentiation marker proteins, (b) types of voltage-gated calcium (Ca2+) channels and (c) Ca2+-dependent neurotransmitter ([3H] glycine) release in cultured BE(2)-M17 cells. Cells treated with 10 μM trans-retinoic acid (RA) for 72 hrs exhibited marked changes in morphology to include neurite extensions; presence of P/Q, N and T-type voltage-gated Ca2+ channels; and expression of neuron specific enolase (NSE), synaptosomal-associated protein 25 (SNAP-25), nicotinic acetylcholine receptor α7 (nAChR-α7) and other neuronal markers. Moreover, retinoic acid treated cells had a significant increase in evoked Ca2+-dependent neurotransmitter release capacity. In toxicity studies of the toxic gas, phosgene (CG), that differentiation of M17 cells with RA was required to see the changes in intracellular free Ca2+ concentrations following exposure to CG.

conclusionTaken together, retinoic acid treated cells had improved morphological features as well as neuronal characteristics and functions; thus, these retinoic acid differentiated BE(2)-M17 cells may serve as a better neuronal model to study neurobiology and/or neurotoxicity.

Indexed as

Antineoplastic AgentsCalcimycinCalciumCalcium Channel BlockersCalcium Channels, N-TypeCalcium IonophoresCell DifferentiationCell Line, TumorCell SizeChemical Warfare AgentsCholine O-AcetyltransferaseGene Expression RegulationGlycineHumansNerve Tissue ProteinsNeuroblastomaAntineoplastic AgentsCalcimycinCalciumCalcium Channel BlockersCalcium Channels, N-TypeCalcium IonophoresChemical Warfare AgentsCholine O-AcetyltransferaseGlycineNerve Tissue ProteinsNeurotransmitter AgentsPhosgenePotassium ChlorideReceptors, CholinergicSynapsinsTretinoinTritiumTUBB3 protein, humanTubulin

Identifiers

PMID23597229
PMCPMC3639069
OpenAlexW2153499811

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.