Evidence map›Paper›PMID 39587209›Full record

ArticleScientific reports2024

Orally delivered biodegradable targeted inflammation resolving pectin-coated nanoparticles induce anastomotic healing post intestinal surgery.

Jong Hyun Lee, Stefan Reischl, Robert Leon Walter, Vincent Vieregge, Marie-Christin Weber, Runxin Xu, Hao Chen, Kamacay Cira, Atsuko Kasajima, Helmut Friess and 2 more

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Review
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  6. 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

12 authors.

Jong Hyun Lee *Department of Chemistry, Molecular Sciences Research Hub, Imperial College London, London, UK.
Stefan Reischl *School of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany.
Robert Leon WalterSchool of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany.
Vincent ViereggeSchool of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany.
Marie-Christin WeberSchool of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany.
Runxin XuDepartment of Chemistry, Molecular Sciences Research Hub, Imperial College London, London, UK.
Hao ChenDepartment of Chemistry, Molecular Sciences Research Hub, Imperial College London, London, UK.
Kamacay CiraSchool of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany.
Atsuko KasajimaInstitute of Pathology, Technical University of Munich, Munich, Germany.
Helmut FriessInstitute of Diagnostic and Interventional Radiology, Technical University of Munich, Munich, Germany.
Philipp-Alexander NeumannSchool of Medicine, Department of Surgery, Technical University of Munich, Munich, Germany. philipp-alexander.neumann@tum.de.
Nazila KamalyDepartment of Chemistry, Molecular Sciences Research Hub, Imperial College London, London, UK. nazila.kamaly@imperial.ac.uk.

Funding

Deutsche Forschungsgemeinschaft 1834/2-1Lundbeck Foundation R215-2015-4190
6 · The paper itself

Abstract

Targeted perioperative therapeutics supporting anastomotic healing during colitis are an urgent medical need. This study aimed to develop and evaluate a novel nanoparticle (NP)-based drug delivery system for improving anastomotic healing in Inflammatory bowel disease (IBD) patients following surgery. We developed pectin-coated polymeric NPs encapsulating the inflammation-resolving peptide Ac2-26. These NPs are designed to survive gastric passage, facilitate localized release in the colon via microbial pectinase degradation, and bind to the intestinal wound through collagen IV targeting. We investigated these NPs in a murine surgical model combining intestinal anastomosis with preoperative colitis induction. Perioperative administration of pectin-chitosan coated NPs containing Ac2-26 (P-C-Col IV-Ac2-26-NP) reduced colitis activity postoperatively. Macroscopic wound closure improved, as evaluated by endoscopy and intraabdominal adhesion scoring. Microscopic analysis revealed an improved semiquantitative healing score in the treatment group. This proof-of-concept study demonstrates that novel P-C-Col IV-Ac2-26-NP could be a promising and clinically feasible perioperative treatment strategy for IBD patients undergoing intestinal surgery. The targeted delivery system shows potential for enhancing anastomotic healing and reducing postoperative complications in this IBD patient population.

Indexed as

NanoparticlesPectinsWound HealingAdministration, OralAnastomosis, SurgicalAnimalsChitosanColitisDisease Models, AnimalDrug Delivery SystemsHumansInflammationInflammatory Bowel DiseasesMaleMiceMice, Inbred C57BLChitosanPectinsAc2-26AnastomosisAnnexin A1ChitosanCollagen IVControlled releaseInflammationInflammatory bowel diseases (IBD)Intestinal surgeryNanomedicinePectinResolution of inflammation

Identifiers

PMID39587209
PMCPMC11589105

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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.