Evidence map›Paper›PMID 33024575›Full record

ArticleCell death discovery2020

Apoptotic stress induces Bax-dependent, caspase-independent redistribution of LINC complex nesprins.

Liora Lindenboim, Dan Grozki, Ayelet R Amsalem-Zafran, Aida Peña-Blanco, Gregg G Gundersen, Christoph Borner, Didier Hodzic, Ana J Garcia-Sáez, Howard J Worman, Reuven Stein

Open access · goldAbstract read
In one paragraph

Article in Cell death discovery, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

20 citing papers in PubMed, 28 citations in OpenAlex.

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  13. Review
  14. Article
  15. Apoptosis in Type 2 Diabetes: Can It Be Prevented? Hippo Pathway Prospects.International journal of molecular sciences · 2022
    Review
  16. Review
  17. Orchestration of Force Generation and Nuclear Collapse in Apoptotic Cells.International journal of molecular sciences · 2021
    Review
  18. Article
  19. Article
  20. Article
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

10 authors at 6 institutions in 3 countries.

Liora LindenboimDepartment of Neurobiology, School of Neurobiology, Biochemistry and Biophysics, George S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, 69978 Israel.
Dan GrozkiDepartment of Neurobiology, School of Neurobiology, Biochemistry and Biophysics, George S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, 69978 Israel.
Ayelet R Amsalem-ZafranDepartment of Neurobiology, School of Neurobiology, Biochemistry and Biophysics, George S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, 69978 Israel.
Aida Peña-BlancoInterfaculty Institute of Biochemistry, University of Tübingen, 72074 Tübingen, Germany.
Gregg G GundersenDepartment of Pathology and Cell Biology, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY 10032 USA.
Christoph BornerInstitute of Molecular Medicine and Cell Research, Albert Ludwigs University of Freiburg, Stefan Meier Strasse 17, D-79104 Freiburg, Germany.
Didier HodzicDepartment of Developmental Biology, Washington University School of Medicine, 660S. Euclid Avenue, St Louis, MO 63110 USA.
Ana J Garcia-SáezInstitute for Genetics and Cologne Excellence Cluster on Cellular Stress Responses in Aging-Associated Diseases (CECAD), University of Cologne, Joseph-Stelzmann-Strasse 26, 50931 Cologne, Germany.ORCID 0000-0002-3894-5945
Howard J WormanDepartment of Pathology and Cell Biology, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY 10032 USA.
Reuven SteinDepartment of Neurobiology, School of Neurobiology, Biochemistry and Biophysics, George S. Wise Faculty of Life Sciences, Tel Aviv University, Ramat Aviv, 69978 Israel.
Tel Aviv University · ILColumbia University · USUniversity of Cologne · DEUniversity of Freiburg · DEUniversity of Tübingen · DEWashington University in St. Louis · US

Funding

Cytoskeleton, Nucleus and Integrin Recycling in Cell MigrationR35GM136403 · NIGMS · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI GUNDERSEN, GREGG G · 2020 to 2024
$3.3M
Nucleoskeleton-Cytoskeleton Connections and Cell Polarity in AgingR01AG064944 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI GUNDERSEN, GREGG G, WORMAN, HOWARD J · 2019 to 2023
$2.5M
Nuclear Movement LINC Complex and Emery-Dreifuss Muscular DystrophyR01AR068636 · NIAMS · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI GUNDERSEN, GREGG G, WORMAN, HOWARD J · 2015 to 2019
$2.2M
NIAMS NIH HHS R01 AR068636NIA NIH HHS R01 AG064944NIGMS NIH HHS R35 GM136403
6 · The paper itself

Abstract

The canonical function of Bcl-2 family proteins is to regulate mitochondrial membrane integrity. In response to apoptotic signals the multi-domain pro-apoptotic proteins Bax and Bak are activated and perforate the mitochondrial outer membrane by a mechanism which is inhibited by their interaction with pro-survival members of the family. However, other studies have shown that Bax and Bak may have additional, non-canonical functions, which include stress-induced nuclear envelope rupture and discharge of nuclear proteins into the cytosol. We show here that the apoptotic stimuli cisplatin and staurosporine induce a Bax/Bak-dependent degradation and subcellular redistribution of nesprin-1 and nesprin-2 but not nesprin-3, of the linker of nucleoskeleton and cytoskeleton (LINC) complex. The degradation and redistribution were caspase-independent and did not occur in Bax/Bak double knockout (DKO) mouse embryo fibroblasts (MEFs). Re-expression of Bax in Bax/Bak DKO MEFs restored stress-induced redistribution of nesprin-2 by a mechanism which requires Bax membrane localization and integrity of the α helices 5/6, and the Bcl-2 homology 3 (BH3) domain. We found that nesprin-2 interacts with Bax in close proximity to perinuclear mitochondria in mouse and human cells. This interaction requires the mitochondrial targeting and N-terminal region but not the BH3 domain of Bax. Our results identify nesprin-2 as a Bax binding partner and also a new function of Bax in impairing the integrity of the LINC complex.

Indexed as

ApoptosisNucleoproteins

Identifiers

PMID33024575
PMCPMC7501853
OpenAlexW3088603312

What OpenQuestion holds

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LicenceCC BY
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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.