Evidence map›Paper›PMID 31409835›Full record

ArticleScientific reports2019

Multi-foci laser microfabrication of 3D polymeric scaffolds for stem cell expansion in regenerative medicine.

Tommaso Zandrini, Oumin Shan, Valentina Parodi, Giulio Cerullo, Manuela T Raimondi, Roberto Osellame

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  5. APL bioengineering · 2024
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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

6 authors.

Tommaso ZandriniPolitecnico di Milano, Department of Chemistry, Materials, and Chemical Engineering "Giulio Natta", Milano, 20133, Italy. tommaso.zandrini@polimi.it.
Oumin ShanPolitecnico di Milano, Department of Physics, Milano, 20133, Italy.
Valentina ParodiPolitecnico di Milano, Department of Chemistry, Materials, and Chemical Engineering "Giulio Natta", Milano, 20133, Italy.
Giulio CerulloNational Research Council, Institute for Photonics and Nanotechnologies, Milano, 20133, Italy.
Manuela T RaimondiPolitecnico di Milano, Department of Chemistry, Materials, and Chemical Engineering "Giulio Natta", Milano, 20133, Italy.
Roberto OsellameNational Research Council, Institute for Photonics and Nanotechnologies, Milano, 20133, Italy.ORCID http://orcid.org/0000-0002-4457-9902

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High quality large scale fabrication of cellular scaffolds, with three-dimensional resolution comparable to cell size, is an important task to enable regenerative medicine applications with stem cells. We are using two-photon polymerization to produce our stem cell culture substrate called Nichoid, which we already demonstrated capable of stimulating cell proliferation while maintaining their stemness, without the need of dangerous additives. Parallelization of this technique can be achieved with the use of a spatial light modulator: here we show the results obtained combining this device with fast linear stages to produce Nichoid-covered substrates by two-photon polymerization. The well-polymerized structures confirm that this approach is particularly convenient for porous structures, and allows a significant time saving by a factor of almost five, with minor design adjustments. A Live & Dead assay was performed on mesenchymal stem cells cultured into the Nichoid microstructures in order to verify that no difference in cell viability is present, compared to microstructures fabricated by a single focus. This parallel setup opens the possibility to obtain a much larger number of microstructured substrates, that are essential to test new stem cell-based therapies. This approach can be also used for the fast fabrication of other kinds of cell culture devices.

Indexed as

Regenerative MedicineTissue ScaffoldsBiocompatible MaterialsHumansPolymersStem CellsBiocompatible MaterialsPolymers

Identifiers

PMID31409835
PMCPMC6692386

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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.