Evidence map›Paper›PMID 31791407›Full record

ArticleStem cell research & therapy2019

Combination of laser and human adipose-derived stem cells in repair of rabbit anal sphincter injury: a new therapeutic approach.

Arash Sarveazad, Asrin Babahajian, Abazar Yari, Chris K Rayner, Marjan Mokhtare, Arash Babaei-Ghazani, Shahram Agah, Bahar Mahjoubi, Jebreil Shamseddin, Mahmoud Yousefifard

Open access · goldAbstract read
In one paragraph

Article in Stem cell research & therapy, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.1field-weighted citation impact, top 21% 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

10 citing papers in PubMed, 14 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

10 authors at 5 institutions in 2 countries.

Arash SarveazadColorectal Research Center, Iran University of Medical Sciences, Tehran, Iran.
Asrin BabahajianLiver and Digestive Research Center, Research Institute for Health Development, Kurdistan University of Medical Sciences, Sanandaj, Iran.
Abazar YariDepartment of Anatomy, Faculty of Medicine, Alborz University of Medical Sciences, Karaj, Iran.
Chris K RaynerDiscipline of Medicine, University of Adelaide, Adelaide, SA, Australia.
Marjan MokhtareColorectal Research Center, Iran University of Medical Sciences, Tehran, Iran.
Arash Babaei-GhazaniNeuromusculoskeletal Research Center, Department of Physical Medicine and Rehabilitation, Iran University of Medical Sciences, Tehran, Iran.
Shahram AgahColorectal Research Center, Iran University of Medical Sciences, Tehran, Iran.
Bahar MahjoubiColorectal Research Center, Iran University of Medical Sciences, Tehran, Iran.
Jebreil ShamseddinInfectious and Tropical Diseases Research Center, Hormozgan Health Institute, Hormozgan University of Medical Sciences, Bandar Abbas, Iran.
Mahmoud YousefifardPhysiology Research Center, Iran University of Medical Sciences, Tehran, Iran. yousefifard.m@iums.ac.ir.ORCID 0000-0001-5181-4985
Iran University of Medical Sciences · IRHormozgan University of Medical Sciences · IRJahrom University of Medical Sciences · IRKurdistan University of Medical Sciences · IRThe University of Adelaide · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAnal sphincter injury leads to fecal incontinence. Based on the regenerative capability of laser and human adipose-derived stem cells (hADSCs), this study was designed to assess the effects of co-application of these therapies on anal sphincter recovery after injury.

designMale rabbits were assigned to equal groups (n = 7) including control, sphincterotomy, sphincterotomy treated with laser (660 nm, 90 s, immediately after sphincterotomy, daily, 14 days), hADSCs (2 × 10

resultsThe laser + hADSCs group had a higher resting pressure compared with the sphincterotomy (p < 0.0001), laser (p < 0.0001), and hADSCs (p = 0.04) groups. Maximum squeeze pressure was improved in all treated animals compared with the sphincterotomized animals (p < 0.0001), without a significant difference between treatments (p > 0.05). In the laser + hADSCs group, motor unit numbers were higher than those in the laser group (p < 0.0001) but did not differ from the hADSCs group (p = 0.075). Sphincterotomy increased collagen content, but the muscle content (p = 0.36) and collagen content (p = 0.37) were not significantly different between the laser + hADSCs and control groups. Laser + hADSCs increased ACTA1 (p = 0.001) and MHC (p < 0.0001) gene expression compared with laser or hADSCs alone and was associated with increased VEGFA (p = 0.009) and Ki67 mRNA expression (p = 0.01) and decreased vimentin mRNA expression (p < 0.0001) compared with laser.

conclusionThe combination of laser and hADSCs appears more effective than either treatment alone for promoting myogenesis, angiogenesis, and functional recovery after anal sphincterotomy.

Indexed as

Low-Level Light TherapyStem Cell TransplantationActinsAdipocytesAnal CanalAnimalsCollagenColonic DiseasesElectromyographyGene Expression RegulationHumansKi-67 AntigenLasers, SemiconductorMaleRabbitsSphincterotomyActinsCollagenKi-67 AntigenFecal incontinenceLasersMesenchymal stem cells

Identifiers

PMID31791407
PMCPMC6889595
OpenAlexW2993092064

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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.