Evidence map›Paper›PMID 22906605›Full record

ArticleBiomaterials2012

Fabrication of growth factor- and extracellular matrix-loaded, gelatin-based scaffolds and their biocompatibility with Schwann cells and dorsal root ganglia.

Rodolfo E Gámez Sazo, Katsumi Maenaka, Weiyong Gu, Patrick M Wood, Mary Bartlett Bunge

Open access · greenAbstract read
In one paragraph

Article in Biomaterials, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.6field-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

13 citing papers in PubMed, 29 citations in OpenAlex.

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  12. Approaches for neural tissue regeneration.Stem cell reviews and reports · 2014
    Review
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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

5 authors at 3 institutions in 2 countries.

Rodolfo E Gámez SazoThe Miami Project to Cure Paralysis, University of Miami Miller School of Medicine, Miami, FL 33136-0621, USA.
Katsumi Maenaka
Weiyong Gu
Patrick M Wood
Mary Bartlett Bunge
Neurological Surgery · USUniversity of Miami · USHokkaido University · JP

Funding

CYTOLOGICAL STUDIES OF DEVELOPING &MATURE NEURONSR01NS009923 · NINDS · WASHINGTON UNIVERSITY · PI BETHEA, JOHN ROLAND, BUNGE, MARY BARTLETT · 1985 to 2016
$5.1M
NINDS NIH HHS R01 NS009923PHS HHS 09923
6 · The paper itself

Abstract

One of the most exciting new avenues of research to repair the injured spinal cord is to combine cells for implantation with scaffolds that protect the cells and release growth factors to improve their survival and promote host axonal regeneration. To realize this goal, we fabricated biodegradable, photocurable gelatin tubes and membranes for exploratory in vitro studies. Detailed methods are described for their fabrication with a high gelatin concentration. Gelatin membranes fabricated in the same way as tubes and photo-co-immobilized with rhBDNF or rhNT-3, with or without Schwann cells (SCs), showed an initial burst of neurotrophin release within 24 h, with release diminishing progressively for 21 days thereafter. SCs attained their typical bipolar conformation on membranes without neurotrophins but adhesion, alignment and proliferation were improved with neurotrophins, particularly rhBDNF. When dorsal root ganglion explants were cultured on membranes containing laminin and fibronectin plus both neurotrophins, neurite outgrowth was lengthier compared to combining one neurotrophin with laminin and fibronectin. Thus, these gelatin membranes allow SC survival and effectively release growth factors and harbor extracellular matrix components to improve cell survival and neurite growth. These scaffolds, based on the combination of cross-linked gelatin technology and incorporation of neurotrophins and extracellular matrix components, are promising candidates for spinal cord repair.

Indexed as

AnimalsExtracellular MatrixFemaleFibronectinsGanglia, SpinalGelatinLamininNerve Growth FactorsRatsSchwann CellsTissue ScaffoldsFibronectinsGelatinLamininNerve Growth Factors

Identifiers

PMID22906605
PMCPMC3521512
OpenAlexW2017124274

What OpenQuestion holds

Textmetadata
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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.