Evidence map›Paper›PMID 28531139›Full record

ArticleInternational journal of molecular sciences2017

Dual-Component Gelatinous Peptide/Reactive Oligomer Formulations as Conduit Material and Luminal Filler for Peripheral Nerve Regeneration.

Caroline Kohn-Polster, Divya Bhatnagar, Derek J Woloszyn, Matthew Richtmyer, Annett Starke, Alexandra H Springwald, Sandra Franz, Michaela Schulz-Siegmund, Hilton M Kaplan, Joachim Kohn and 1 more

Open access · goldAbstract read
In one paragraph

Article in International journal of molecular sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 36% 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

11 citing papers in PubMed, 20 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

11 authors at 2 institutions in 2 countries.

Caroline Kohn-PolsterInstitute of Pharmacy, Pharmaceutical Technology, Leipzig University, 04317 Leipzig, Germany. caroline.kohn@uni-leipzig.de.
Divya BhatnagarNew Jersey Center for Biomaterials, Rutgers, The State University of New Jersey, Piscataway, NJ 08854-8066, USA. bhatnagard@dls.rutgers.edu.
Derek J WoloszynNew Jersey Center for Biomaterials, Rutgers, The State University of New Jersey, Piscataway, NJ 08854-8066, USA. Woloszyn@bu.edu.
Matthew RichtmyerNew Jersey Center for Biomaterials, Rutgers, The State University of New Jersey, Piscataway, NJ 08854-8066, USA. mdr154@scarletmail.rutgers.edu.
Annett StarkeInstitute of Pharmacy, Pharmaceutical Technology, Leipzig University, 04317 Leipzig, Germany. annett.starke@uni-leipzig.de.
Alexandra H SpringwaldInstitute of Pharmacy, Pharmaceutical Technology, Leipzig University, 04317 Leipzig, Germany. alexandra.springwald@uni-leipzig.de.
Sandra FranzCollaborative Research Center (SFB-TR67), Matrixengineering Leipzig and Dresden, Germany. sandra.franz@medizin.uni-leipzig.de.
Michaela Schulz-SiegmundInstitute of Pharmacy, Pharmaceutical Technology, Leipzig University, 04317 Leipzig, Germany. schulz@uni-leipzig.de.
Hilton M KaplanNew Jersey Center for Biomaterials, Rutgers, The State University of New Jersey, Piscataway, NJ 08854-8066, USA. kaplanh@dls.rutgers.edu.
Joachim KohnNew Jersey Center for Biomaterials, Rutgers, The State University of New Jersey, Piscataway, NJ 08854-8066, USA. kohn@dls.rutgers.edu.
Michael C HackerInstitute of Pharmacy, Pharmaceutical Technology, Leipzig University, 04317 Leipzig, Germany. mhacker@uni-leipzig.de.
Leipzig University · DERutgers, The State University of New Jersey · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Toward the next generation of nerve guidance conduits (NGCs), novel biomaterials and functionalization concepts are required to address clinical demands in peripheral nerve regeneration (PNR). As a biological polymer with bioactive motifs, gelatinous peptides are promising building blocks. In combination with an anhydride-containing oligomer, a dual-component hydrogel system (cGEL) was established. First, hollow cGEL tubes were fabricated by a continuous dosing and templating process. Conduits were characterized concerning their mechanical strength, in vitro and in vivo degradation and biocompatibility. Second, cGEL was reformulated as injectable shear thinning filler for established NGCs, here tyrosine-derived polycarbonate-based braided conduits. Thereby, the formulation contained the small molecule LM11A-31. The biofunctionalized cGEL filler was assessed regarding building block integration, mechanical properties, in vitro cytotoxicity, and growth permissive effects on human adipose tissue-derived stem cells. A positive in vitro evaluation motivated further application of the filler material in a sciatic nerve defect. Compared to the empty conduit and pristine cGEL, the functionalization performed superior, though the autologous nerve graft remains the gold standard. In conclusion, LM11A-31 functionalized cGEL filler with extracellular matrix (ECM)-like characteristics and specific biochemical cues holds great potential to support PNR.

Indexed as

Adipose TissueAnimalsBiocompatible MaterialsCell SurvivalDisease Models, AnimalGelatinHumansHydrogelsIsoleucineMaleic AnhydridesMorpholinesNerve RegenerationPeptidesPolycarboxylate CementRatsRats, Sprague-DawleyBiocompatible MaterialsGelatinHydrogelsIsoleucineLM11A-31Maleic AnhydridesMorpholinesPeptidespolycarbonatePolycarboxylate CementTyrosinebioconjugationcross-linked gelatinfillerhuman adipose-tissue derived stem cellsinjectable hydrogelLM11A-31maleic anhydridenerve regenerationoligomershear thinning

Identifiers

PMID28531139
PMCPMC5455012
OpenAlexW2619439811

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.