Evidence map›Paper›PMID 32637232›Full record

ArticleBiomedical optics express2020

Two-photon image-scanning microscopy with SPAD array and blind image reconstruction.

Sami V Koho, Eli Slenders, Giorgio Tortarolo, Marco Castello, Mauro Buttafava, Federica Villa, Elena Tcarenkova, Marcel Ameloot, Paolo Bianchini, Colin J R Sheppard and 3 more

Abstract read
In one paragraph

Article in Biomedical optics express, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

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  15. iScience · 2022
    Review
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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

13 authors.

Sami V KohoMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.ORCID https://orcid.org/0000-0003-3927-1687
Eli SlendersMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.
Giorgio TortaroloMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.ORCID https://orcid.org/0000-0002-1182-2478
Marco CastelloMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.
Mauro ButtafavaDipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, Milan, Italy.ORCID https://orcid.org/0000-0002-5446-8026
Federica VillaDipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, Milan, Italy.
Elena TcarenkovaMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.
Marcel AmelootHasselt University, Biomedical Research Institute (BIOMED), Diepenbeek, Belgium.
Paolo BianchiniNanoscopy, Istituto Italiano di Tecnologia, Genoa, Italy.
Colin J R SheppardNanoscopy, Istituto Italiano di Tecnologia, Genoa, Italy.ORCID https://orcid.org/0000-0002-0792-4607
Alberto DiasproNanoscopy, Istituto Italiano di Tecnologia, Genoa, Italy.ORCID https://orcid.org/0000-0002-4916-5928
Alberto TosiDipartimento di Elettronica, Informazione e Bioingegneria, Politecnico di Milano, Milan, Italy.
Giuseppe VicidominiMolecular Microscopy and Spectroscopy, Istituto Italiano di Tecnologia, Genoa, Italy.ORCID https://orcid.org/0000-0002-3085-730X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Two-photon excitation (2PE) laser scanning microscopy is the imaging modality of choice when one desires to work with thick biological samples. However, its spatial resolution is poor, below confocal laser scanning microscopy. Here, we propose a straightforward implementation of 2PE image scanning microscopy (2PE-ISM) that, by leveraging our recently introduced single-photon avalanche diode (SPAD) array detector and a novel blind image reconstruction method, is shown to enhance the effective resolution, as well as the overall image quality of 2PE microscopy. With our adaptive pixel reassignment procedure ∼1.6 times resolution increase is maintained deep into thick semi-transparent samples. The integration of Fourier ring correlation based semi-blind deconvolution is shown to further enhance the effective resolution by a factor of ∼2 - and automatic background correction is shown to boost the image quality especially in noisy images. Most importantly, our 2PE-ISM implementation requires no calibration measurements or other input from the user, which is an important aspect in terms of day-to-day usability of the technique.

Identifiers

PMID32637232
PMCPMC7316014

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.