Evidence map›Paper›PMID 35363100›Full record

ArticleDrug delivery2022

3D-printed implantable devices with biodegradable rate-controlling membrane for sustained delivery of hydrophobic drugs.

Camila J Picco, Juan Domínguez-Robles, Emilia Utomo, Alejandro J Paredes, Fabiana Volpe-Zanutto, Dessislava Malinova, Ryan F Donnelly, Eneko Larrañeta

Abstract read
In one paragraph

Article in Drug delivery, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. Review
  7. Review
  8. Rise of implantable drugs: A chronicle of breakthroughs in drug delivery systems.Saudi pharmaceutical journal : SPJ : the official publication of the Saudi Pharmaceutical Society · 2024
    Review
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
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  17. 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

8 authors.

Camila J PiccoSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-1723-2065
Juan Domínguez-RoblesSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-8654-8434
Emilia UtomoSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-2306-7166
Alejandro J ParedesSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-0414-8972
Fabiana Volpe-ZanuttoSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0003-0148-1080
Dessislava MalinovaWellcome-Wolfson Institute for Experimental Medicine, Queen's University Belfast, Belfast, UK.ORCID 0000-0003-0784-5703
Ryan F DonnellySchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0002-0766-4147
Eneko LarrañetaSchool of Pharmacy, Queen's University Belfast, Belfast, UK.ORCID 0000-0003-3710-0438

Funding

Wellcome Trust
6 · The paper itself

Abstract

Implantable drug delivery systems offer an alternative for the treatments of long-term conditions (i.e. schizophrenia, HIV, or Parkinson's disease among many others). The objective of the present work was to formulate implantable devices loaded with the model hydrophobic drug olanzapine (OLZ) using robocasting 3D-printing combined with a pre-formed rate controlling membrane. OLZ was selected as a model molecule due to its hydrophobic nature and because is a good example of a molecule used to treat a chronic condition schizophrenia. The resulting implants consisted of a poly(ethylene oxide) (PEO) implant coated with a poly(caprolactone) (PCL)-based membrane. The implants were loaded with 50 and 80% (w/w) of OLZ. They were prepared using an extrusion-based 3D-printer from aqueous pastes containing 36-38% (w/w) of water. The printing process was carried out at room temperature. The resulting implants were characterized by using infrared spectroscopy, scanning electron microscopy, thermal analysis, and X-ray diffraction. Crystals of OLZ were present in the implant after the printing process.

Indexed as

PolymersPrinting, Three-DimensionalDrug LiberationHydrophobic and Hydrophilic InteractionsPharmaceutical PreparationsPharmaceutical PreparationsPolymers3D-printingimplantOlanzapinesustained delivery

Identifiers

PMID35363100
PMCPMC8979538

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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.