Evidence map›Paper›PMID 26209045›Full record

ArticleProtoplasma2016

Xenopus LAP2β protein knockdown affects location of lamin B and nucleoporins and has effect on assembly of cell nucleus and cell viability.

Magda Dubińska-Magiera, Magdalena Chmielewska, Katarzyna Kozioł, Magdalena Machowska, Christopher J Hutchison, Martin W Goldberg, Ryszard Rzepecki

Erratum issuedOpen access · hybridAbstract read
In one paragraph

Article in Protoplasma, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.3field-weighted citation impact, top 39% 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, 10 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 2 countries.

Magda Dubińska-MagieraLaboratory of Nuclear Proteins, Faculty of Biotechnology, University of Wrocław, Joliot- Curie 14a, 50-383, Wrocław, Poland.
Magdalena ChmielewskaLaboratory of Nuclear Proteins, Faculty of Biotechnology, University of Wrocław, Joliot- Curie 14a, 50-383, Wrocław, Poland.
Katarzyna KoziołLaboratory of Nuclear Proteins, Faculty of Biotechnology, University of Wrocław, Joliot- Curie 14a, 50-383, Wrocław, Poland.
Magdalena MachowskaLaboratory of Nuclear Proteins, Faculty of Biotechnology, University of Wrocław, Joliot- Curie 14a, 50-383, Wrocław, Poland.
Christopher J HutchisonIntegrative Cell Biology Laboratory, School of Biological and Biomedical Sciences, The University of Durham, South Road, Durham, DH1 3LE, UK.
Martin W GoldbergIntegrative Cell Biology Laboratory, School of Biological and Biomedical Sciences, The University of Durham, South Road, Durham, DH1 3LE, UK.
Ryszard RzepeckiLaboratory of Nuclear Proteins, Faculty of Biotechnology, University of Wrocław, Joliot- Curie 14a, 50-383, Wrocław, Poland. rzepecki@ibmb.uni.wroc.pl.
University of Wrocław · PLDurham University · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Xenopus LAP2β protein is the single isoform expressed in XTC cells. The protein localizes on heterochromatin clusters both at the nuclear envelope and inside a cell nucleus. The majority of XLAP2β fraction neither colocalizes with TPX2 protein during interphase nor can be immunoprecipitated with XLAP2β antibody. Knockdown of the XLAP2β protein expression in XTC cells by synthetic siRNA and plasmid encoded siRNA resulted in nuclear abnormalities including changes in shape of nuclei, abnormal chromatin structure, loss of nuclear envelope, mislocalization of integral membrane proteins of INM such as lamin B2, mislocalization of nucleoporins, and cell death. Based on timing of cell death, we suggest mechanism associated with nucleus reassembly or with entry into mitosis. This confirms that Xenopus LAP2 protein is essential for the maintenance of cell nucleus integrity and the process of its reassembly after mitosis.

Indexed as

AnimalsCell Cycle ProteinsCell LineCell NucleusCell SurvivalDNA-Binding ProteinsGene Knockdown TechniquesInterphaseLamin Type BMembrane ProteinsMicrotubule-Associated ProteinsMitosisNuclear Pore Complex ProteinsNuclear ProteinsPhosphoproteinsRNA, Small InterferingCell Cycle ProteinsDNA-Binding Proteinslamina-associated polypeptide 2Lamin Type BMembrane ProteinsMicrotubule-Associated ProteinsNuclear Pore Complex ProteinsNuclear ProteinsPhosphoproteinsRNA, Small InterferingTPX2 protein, XenopusXenopus ProteinsCell nucleusKnockdownLamin BLAP2NucleoporinTPX2Xenopus laevis

Identifiers

PMID26209045
PMCPMC4819936
OpenAlexW942494187

What OpenQuestion holds

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LicenceCC BY
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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.