Evidence map›Paper›PMID 39466731›Full record

ArticlePloS one2024

Development of phage-containing hydrogel for treating Enterococcus faecalis-infected wounds.

Sahar Abed, Masoumeh Beig, Seyed Mahmoud Barzi, Morvarid Shafiei, Abdolrazagh Hashemi Shahraki, Sara Sadeghi, Aria Sohrabi

Abstract read
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Article in PloS one, 2024. 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
–field-weighted citation impact
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.

  1. Review
  2. Evaluation of the Potential Efficacy of Bacteriophage Therapy for the Management of Pressure Ulcers and Its Comparison to Conventional Therapy: A Randomized Controlled Trial.Indian journal of critical care medicine : peer-reviewed, official publication of Indian Society of Critical Care Medicine · 2026
    Article
  3. Review
  4. Review
  5. Article
  6. Article
  7. Application of three-dimensional bacteriophage cocktail biogel on infected burn wounds in rats.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2025
    Article
  8. Review
  9. Review
  10. Review
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

7 authors.

Sahar AbedDepartment of Microbial Biotechnology, Faculty of Basic Sciences and Advanced Technologies in Biology, University of Science and Culture, Tehran, Iran.
Masoumeh BeigDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran.
Seyed Mahmoud BarziDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran.
Morvarid ShafieiDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran.ORCID 0000-0002-6166-5028
Abdolrazagh Hashemi ShahrakiDivision of Pulmonary, Critical Care and Sleep, College of Medicine-Jacksonville, University of Florida, Gainesville, Florida, United States of America.
Sara SadeghiDepartment of Biological Sciences, Idaho State University, Pocatello, Idaho, United States of America.
Aria SohrabiDepartment of Epidemiology and Biostatics, Research Centre for Emerging and Reemerging Infectious Diseases, Pasteur Institute of Iran, Tehran, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundChronic wound infections caused by Enterococcus faecalis pose formidable challenges in clinical management, exacerbated by the emergence of vancomycin-resistant strains. Phage therapy offers a targeted approach but encounters delivery hurdles. Due to their biocompatibility and controlled release properties, hydrogels hold promise as carriers.

objectiveThis study aimed to fabricate phage-containing hydrogels using sodium alginate (SA), carboxymethyl cellulose (CMC), and hyaluronic acid (HA) to treat E. faecalis-infected wounds. We assessed the efficacy of these hydrogels both in vitro and in vivo.

methodsThe hydrogel was prepared using SA-CMC-HA polymers. Phage SAM-E.f 12 was incorporated into the SA-CMC-HA hydrogel. The hydrogel's swelling index was measured after 24 h, and degradation was assessed over seven days. Surface morphology and composition were analyzed using Scanning Electron Microscopy (SEM) and Fourier-transform infrared spectroscopy (FTIR). Antibacterial activity was tested via optical density (OD) and disk diffusion assays. Phage release and stability were evaluated over a month. In vivo efficacy was tested in mice through wound healing and bacterial count assays, with histopathological analysis.

resultsHydrogels exhibited a swelling index of 0.43, a water absorption rate of %30, and 23% degradation over seven days. FTIR confirmed successful polymer incorporation. In vitro studies demonstrated that phage-containing hydrogels significantly inhibited bacterial growth, with an OD of 0.3 compared to 1.1 for the controls. Hydrogels remained stable for four weeks. In vivo, phage-containing hydrogels reduced bacterial load and enhanced wound healing, as shown by improved epithelialization and tissue restoration.

conclusionPhage-containing hydrogels effectively treat wounds infected with E. faecalis-infected wounds, promoting wound healing through controlled phage release. These hydrogels can improve clinical outcomes in the treatment of infected wounds.

Indexed as

AlginatesBacteriophagesEnterococcus faecalisHyaluronic AcidHydrogelsPhage TherapyWound InfectionAnimalsAnti-Bacterial AgentsCarboxymethylcellulose SodiumGram-Positive Bacterial InfectionsMiceWound HealingAlginatesAnti-Bacterial AgentsCarboxymethylcellulose SodiumHyaluronic AcidHydrogels

Identifiers

PMID39466731
PMCPMC11515978

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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.