Evidence map›Paper›PMID 31278316›Full record

ArticleScientific reports2019

Effect of neurokinin-1-receptor blockage on fracture healing in rats.

Martijn Hofman, Frederik Rabenschlag, Hagen Andruszkow, Julia Andruszkow, Diana Möckel, Twan Lammers, Aneta Kolejewska, Philipp Kobbe, Johannes Greven, Michel Paul Johan Teuben and 2 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.5field-weighted citation impact, top 12% 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

19 citing papers in PubMed, 22 citations in OpenAlex.

  1. Review
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  7. Neuronal regulation of bone and tendon injury repair: a focused review.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2024
    Review
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  11. Article
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  17. Crosstalk of Brain and Bone-Clinical Observations and Their Molecular Bases.International journal of molecular sciences · 2020
    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

12 authors at 3 institutions in 3 countries.

Martijn HofmanDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany. mhofman@ukaachen.de.
Frederik RabenschlagDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
Hagen AndruszkowDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
Julia AndruszkowInstitute of Pathology, University of Aachen Medical Center, Aachen, Germany.
Diana MöckelInstitute for Experimental Molecular Imaging, Center for Biohybrid Medical Systems, University of Aachen Medical Center, Aachen, Germany.
Twan LammersInstitute for Experimental Molecular Imaging, Center for Biohybrid Medical Systems, University of Aachen Medical Center, Aachen, Germany.
Aneta KolejewskaDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
Philipp KobbeDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
Johannes GrevenDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
Michel Paul Johan TeubenDepartment of Trauma and Harald Tscherne Laboratory, University Hospital Zurich, Zurich, Switzerland.
Martijn PoezeDepartment of Surgery, Division of Traumasurgery, Maastricht University Medical Center, Maastricht, The Netherlands.
Frank HildebrandDepartment of Orthopedic Trauma and Reconstructive Surgery, University of Aachen Medical Center, Aachen, Germany.
RWTH Aachen University · DEMaastricht University · NLUniversity Hospital of Zurich · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neurologic injury and selective blockage of sensory nerve endings is associated with impaired fracture healing, however, the role of specific neurotransmitters has not been sufficiently investigated. Our aim was to investigate the impact of specific Substance P-receptor blockage on fracture healing, since the neuropeptide Substance P has both neurogenic and osteogenic activity. After intramedullary stabilization, an isolated femur fracture was induced in 72 Sprague-Dawley rats. In the NK1-R group, the neurokinin-1-tachykinin receptor for substance P was blocked by a specific antagonist (SR140333) for the first two weeks after fracture induction. The control group only received vehicle. Gene-expression, histology, micro-computed tomography, and biomechanical tests were performed. NK1-receptor blocking suppressed osteocalcin expression at one week, collagen 1A2 expression at one and two weeks and collagen 2A1 expression at 2 weeks after fracture induction. Biomechanical testing revealed a significant reduction in maximal load to failure in the NK1-R group at 6 weeks (69.78 vs. 155.45 N, p = 0.029) and at 3 months (72.50 vs.176.33 N, p = 0.01) of fracture healing. Blocking the NK1-receptor suppresses gene expression in and reduces biomechanical strength of healing bone. Therefore, we assume a potential therapeutic relevance of Substance P in cases of disturbed fracture healing.

Indexed as

AnimalsCollagen Type ICollagen Type IIDisease Models, AnimalFemoral FracturesFracture HealingGene Expression Regulation, NeoplasticMaleNeurokinin-1 Receptor AntagonistsOsteocalcinPiperidinesQuinuclidinesRatsRats, Sprague-DawleySubstance PTreatment OutcomeCOL2A1 protein, ratCollagen Type ICollagen Type IINeurokinin-1 Receptor AntagonistsOsteocalcinPiperidinesQuinuclidinesSR 140333Substance P

Identifiers

PMID31278316
PMCPMC6611911
OpenAlexW2954841743

What OpenQuestion holds

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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.