Evidence map›Paper›PMID 19539367›Full record

ArticleBiomaterials2009

The influence of hydrogel modulus on the proliferation and differentiation of encapsulated neural stem cells.

Akhilesh Banerjee, Manish Arha, Soumitra Choudhary, Randolph S Ashton, Surita R Bhatia, David V Schaffer, Ravi S Kane

Abstract read
In one paragraph

Article in Biomaterials, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 237 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
237citing papers in PubMed, 2 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

237 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  11. Mechanical regulation of N2A neural cell behavior by microtissue densification.In vitro cellular & developmental biology. Animal · 2025
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177 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

7 authors.

Akhilesh BanerjeeThe Howard P. Isermann Department of Chemical and Biological Engineering, Rensselaer Polytechnic Institute, Troy, NY 12180, USA.
Manish Arha
Soumitra Choudhary
Randolph S Ashton
Surita R Bhatia
David V Schaffer
Ravi S Kane

Funding

Bioactive Materials for Stem Cell ControlR21EB007295 · NIBIB · RENSSELAER POLYTECHNIC INSTITUTE · PI KANE, RAVI S. · 2008 to 2009
$446k
NIBIB NIH HHS EB007295NIBIB NIH HHS R21 EB007295
6 · The paper itself

Abstract

There has been an increasing interest in understanding how the mechanical properties of the microenvironment influence stem cell fate. We describe studies of the proliferation and differentiation of neural stem cells (NSCs) encapsulated within three-dimensional scaffolds--alginate hydrogels--whose elastic moduli were varied over two orders of magnitude. The rate of proliferation of neural stem cells decreased with increase in the modulus of the hydrogels. Moreover, we observed the greatest enhancement in expression of the neuronal marker beta-tubulin III within the softest hydrogels, which had an elastic modulus comparable to that of brain tissues. To our knowledge, this work represents the first demonstration of the influence of modulus on NSC differentiation in three-dimensional scaffolds. Three-dimensional scaffolds that control stem cell fate would be broadly useful for applications in regenerative medicine and tissue engineering.

Indexed as

Cell DifferentiationElastic ModulusAlginatesAnimalsCell ProliferationFemaleGlucuronic AcidHexuronic AcidsHydrogel, Polyethylene Glycol DimethacrylateIntermediate Filament ProteinsMicroscopy, ConfocalNerve Tissue ProteinsNestinNeuronsRatsRats, Inbred F344AlginatesGlucuronic AcidHexuronic AcidsHydrogel, Polyethylene Glycol DimethacrylateIntermediate Filament ProteinsNerve Tissue ProteinsNes protein, ratNestinTubulin

Identifiers

PMID19539367
PMCPMC2743317

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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.