Evidence map›Paper›PMID 25266258›Full record

ArticleJournal of diabetes2015

Topical fentanyl stimulates healing of ischemic wounds in diabetic rats.

Mihir Gupta, Tasneem Poonawala, Mariya Farooqui, Marna E Ericson, Kalpna Gupta

Open access · hybridAbstract read
In one paragraph

Article in Journal of diabetes, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 9% 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

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 44 citations in OpenAlex.

  1. Pooled it
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  15. Opioids and opioid receptors orchestrate wound repair.Translational research : the journal of laboratory and clinical medicine · 2017
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 1 country.

Mihir Gupta *Stanford University School of Medicine, Stanford, CA, 94305.
Tasneem Poonawala *Vascular Biology Center, Division of Hematology, Oncology and Transplantation, Department of Medicine, Minneapolis, MN 55455.
Mariya FarooquiVascular Biology Center, Division of Hematology, Oncology and Transplantation, Department of Medicine, Minneapolis, MN 55455.
Marna E EricsonDepartment of Dermatology, University of Minnesota Medical School, Minneapolis, MN 55455.
Kalpna GuptaVascular Biology Center, Division of Hematology, Oncology and Transplantation, Department of Medicine, Minneapolis, MN 55455.
University of Minnesota Medical Center · USStanford University · USUniversity of Minnesota · US

Funding

Cannabinoid-based therapy and approaches to quantify pain in sickle cell diseaseU01HL117664 · NHLBI · UNIVERSITY OF MINNESOTA · PI GUPTA, KALPNA · 2013 to 2018
$9.6M
Opioid Activity in Endothelium in Sickle Cell Disease R01HL068802 · NHLBI · UNIVERSITY OF MINNESOTA TWIN CITIES · PI GUPTA, KALPNA · 2002 to 2012
$2.6M
Characteristics and mechanisms of pain in sickle cell diseaseR01HL103733 · NHLBI · UNIVERSITY OF MINNESOTA · PI GUPTA, KALPNA, SIMONE, DONALD · 2010 to 2014
$1.9M
NHLBI NIH HHS NIH RO1 HL68802NHLBI NIH HHS R01 HL068802NHLBI NIH HHS R01 HL103733NHLBI NIH HHS U01 HL117664NHLBI NIH HHS UO1 HL117664-01
6 · The paper itself

Abstract

backgroundTopically applied opioids promote angiogenesis and healing of ischemic wounds in rats. We examined if topical fentanyl stimulates wound healing in diabetic rats by stimulating growth-promoting signaling, angiogenesis, lymphangiogenesis and nerve regeneration.

methodsWe used Zucker diabetic fatty rats that develop obesity and diabetes on a high fat diet due to a mutation in the Leptin receptor. Fentanyl blended with hydrocream was applied topically on ischemic wounds twice daily, and wound closure was analyzed regularly. Wound histology was analyzed by hematoxylin and eosin staining. Angiogenesis, lymphangiogenesis, nerve fibers and phospho-platelet derived growth factor receptor-β (PDGFR-β) were visualized by CD31-, lymphatic vessel endothelium-1, protein gene product 9.5- and anti-phospho PDGFR-β-immunoreactivity, respectively. Nitric oxide synthase (NOS) and PDGFR-β signaling were analyzed using Western immunoblotting.

resultsFentanyl significantly promoted wound closure as compared to phosphate-buffered saline (PBS). Histology scores were significantly higher in fentanyl-treated wounds, indicative of increased granulation tissue formation, reduced edema and inflammation, and increased matrix deposition. Fentanyl treatment resulted in increased wound angiogenesis, lymphatic vasculature, nerve fibers, nitric oxide, NOS and PDGFR-β signaling as compared to PBS. Phospho-PDGFR-β co-localized with CD31 co-staining for vasculature.

conclusionsTopically applied fentanyl promotes closure of ischemic wounds in diabetic rats. Increased angiogenesis, lymphangiogenesis, peripheral nerve regeneration, NO and PDGFR-β signaling are associated with fentanyl-induced tissue remodeling and wound healing.

Indexed as

Analgesics, OpioidAnimalsDiabetes Mellitus, ExperimentalFentanylIschemiaRatsRats, ZuckerWound HealingAnalgesics, OpioidFentanylangiogenesisdiabetesfentanyllymphangiogenesisopioidpainwound关键词:血管生成,芬太尼,淋巴管生成,伤口,糖尿病,疼痛,芬太尼,罂粟碱

Identifiers

PMID25266258
PMCPMC4844062
OpenAlexW2399552331

What Socratic holds

Textmetadata
LicenceTDM
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 Socratic graph.