Evidence map›Paper›PMID 32685355›Full record

ArticleJIMD reports2020

Quantifying lymphocyte vacuolization serves as a measure of CLN3 disease severity.

Willemijn F E Kuper, Marlies Oostendorp, Brigitte T A van den Broek, Karin van Veghel, Lourens J P Nonkes, Edward E S Nieuwenhuis, Sabine A Fuchs, Tineke Veenendaal, Judith Klumperman, Albert Huisman and 2 more

Open access · goldAbstract read
In one paragraph

Article in JIMD reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 1 pooled it
1.0field-weighted citation impact, top 25% 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

7 citing papers in PubMed, 1 synthesis or guideline pooled it, 10 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 1 institution in 1 country.

Willemijn F E KuperDepartment of Metabolic Diseases, Wilhelmina Children's Hospital University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.ORCID https://orcid.org/0000-0003-1676-6759
Marlies OostendorpDepartment of Clinical Chemistry University Medical Center Utrecht Utrecht the Netherlands.
Brigitte T A van den BroekSylvia Toth Center for the Multidisciplinary Follow up of Lysosomal Storage Disorders University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Karin van VeghelLaboratory of Translational Immunology University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Lourens J P NonkesDepartment of Clinical Chemistry University Medical Center Utrecht Utrecht the Netherlands.
Edward E S NieuwenhuisDepartment of Gastroenterology Wilhelmina Children's Hospital, University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Sabine A FuchsDepartment of Metabolic Diseases, Wilhelmina Children's Hospital University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Tineke VeenendaalSection Cell Biology, Center for Molecular Medicine University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Judith KlumpermanSection Cell Biology, Center for Molecular Medicine University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Albert HuismanDepartment of Clinical Chemistry University Medical Center Utrecht Utrecht the Netherlands.ORCID https://orcid.org/0000-0002-2291-2487
Stefan NierkensLaboratory of Translational Immunology University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.
Peter M van HasseltDepartment of Metabolic Diseases, Wilhelmina Children's Hospital University Medical Center Utrecht, Utrecht University Utrecht the Netherlands.ORCID https://orcid.org/0000-0001-9821-8398
Utrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe CLN3 disease spectrum ranges from a childhood-onset neurodegenerative disorder to a retina-only disease. Given the lack of metabolic disease severity markers, it may be difficult to provide adequate counseling, particularly when novel genetic variants are identified. In this study, we assessed whether lymphocyte vacuolization, a well-known yet poorly explored characteristic of CLN3 disease, could serve as a measure of disease severity.

methodsPeripheral blood obtained from healthy controls and CLN3 disease patients was used to assess lymphocyte vacuolization by (a) calculating the degree of vacuolization using light microscopy and (b) quantifying expression of lysosomal-associated membrane protein 1 (LAMP-1), using flow cytometry in lymphocyte subsets as well as a qualitative analysis using electron microscopy and ImageStream analysis.

resultsQuantifying lymphocyte vacuolization allowed to differentiate between CLN3 disease phenotypes (

conclusionLymphocyte vacuolization serves as a proxy for CLN3 disease severity. Quantifying vacuolization may help interpretation of novel genetic variants and provide an individualized readout for upcoming therapies.

Indexed as

CLN3 diseaseflow cytometryImageStreamlymphocyte vacuolizationlysosomal membrane‐associated protein‐1 (LAMP‐1)neuronal ceroid lipofuscinosis (NCL)

Identifiers

PMID32685355
PMCPMC7358670
OpenAlexW3033319884

What OpenQuestion holds

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Registered trials

None linked

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.