Evidence map›Paper›PMID 33672056›Full record

ArticleMarine drugs2021

Comparative Evaluation of Different Chitosan Species and Derivatives as Candidate Biomaterials for Oxygen-Loaded Nanodroplet Formulations to Treat Chronic Wounds.

Monica Argenziano, Bruno Bressan, Anna Luganini, Nicole Finesso, Tullio Genova, Adriano Troia, Giuliana Giribaldi, Giuliana Banche, Narcisa Mandras, Anna Maria Cuffini and 2 more

Open access · goldAbstract readComparative Study
In one paragraph

Article in Marine drugs, 2021. 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
1.4field-weighted citation impact, top 18% 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, 16 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

12 authors at 2 institutions in 1 country.

Monica ArgenzianoDepartment of Drug Science and Technology, University of Turin, 10125 Turin, Italy.ORCID 0000-0002-8485-7460
Bruno BressanDepartment of Neuroscience, University of Turin, 10126 Turin, Italy.
Anna LuganiniDepartment of Life Sciences and Systems Biology, University of Turin, 10123 Turin, Italy.ORCID 0000-0003-4256-5774
Nicole FinessoDepartment of Oncology, University of Turin, 10126 Turin, Italy.
Tullio GenovaDepartment of Surgical Sciences, University of Turin, 10126 Turin, Italy.ORCID 0000-0001-7824-8389
Adriano TroiaIstituto Nazionale di Ricerca Metrologica (INRIM), 10135 Torino, Italy.
Giuliana GiribaldiDepartment of Oncology, University of Turin, 10126 Turin, Italy.ORCID 0000-0003-1374-1919
Giuliana BancheDepartment of Public Health and Pediatric Sciences, University of Turin, 10126 Turin, Italy.ORCID 0000-0003-2219-0223
Narcisa MandrasDepartment of Public Health and Pediatric Sciences, University of Turin, 10126 Turin, Italy.ORCID 0000-0002-2949-4556
Anna Maria CuffiniDepartment of Public Health and Pediatric Sciences, University of Turin, 10126 Turin, Italy.
Roberta CavalliDepartment of Drug Science and Technology, University of Turin, 10125 Turin, Italy.
Mauro PratoDepartment of Neuroscience, University of Turin, 10126 Turin, Italy.
University of Turin · ITIstituto Nazionale di Ricerca Metrologica · IT

Funding

Compagnia di San Paolo Torino_call2014_L2_207Fondazione Cariplo HyWonNa project, grant no. 2015-0550Università degli Studi di Torino ex 60%
6 · The paper itself

Abstract

Persistent hypoxia is a main clinical feature of chronic wounds. Intriguingly, oxygen-loaded nanodroplets (OLNDs), filled with oxygen-solving 2H,3H-decafluoropentane and shelled with polysaccharides, have been proposed as a promising tool to counteract hypoxia by releasing a clinically relevant oxygen amount in a time-sustained manner. Here, four different types of chitosan (low or medium weight (LW or MW), glycol-(G-), and methylglycol-(MG-) chitosan) were compared as candidate biopolymers for shell manufacturing. The aim of the work was to design OLND formulations with optimized physico-chemical characteristics, efficacy in oxygen release, and biocompatibility. All OLND formulations displayed spherical morphology, cationic surfaces, ≤500 nm diameters (with LW chitosan-shelled OLNDs being the smallest), high stability, good oxygen encapsulation efficiency, and prolonged oxygen release kinetics. Upon cellular internalization, LW, MW, and G-chitosan-shelled nanodroplets did not significantly affect the viability, health, or metabolic activity of human keratinocytes (HaCaT cell line). On the contrary, MG-chitosan-shelled nanodroplets showed very poor biocompatibility. Combining the physico-chemical and the biological results obtained, LW chitosan emerges as the best candidate biopolymer for future OLND application as a skin device to treat chronic wounds.

Indexed as

Biocompatible MaterialsCell HypoxiaCell SurvivalChitosanHaCaT CellsHumansKeratinocytesMolecular WeightNanoparticlesOxygenParticle SizeWounds and InjuriesBiocompatible MaterialsChitosanOxygenchitosanchitosan-derivativeschronic woundhuman keratinocytesnanodropletsoxygen

Identifiers

PMID33672056
PMCPMC7919482
OpenAlexW3131532016

What OpenQuestion holds

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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.