Evidence map›Paper›PMID 22739985›Full record

ArticleCell death & disease2012

Perk-dependent repression of miR-106b-25 cluster is required for ER stress-induced apoptosis.

S Gupta, D E Read, A Deepti, K Cawley, A Gupta, D Oommen, T Verfaillie, S Matus, M A Smith, J L Mott and 3 more

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

61 citing papers in PubMed, 96 citations in OpenAlex.

  1. International journal of molecular sciences · 2026
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1 more citing papers are in PubMed but not listed here.

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 at 6 institutions in 4 countries.

S GuptaSchool of Medicine-Pathology, Clinical Science Institute, National University of Ireland Galway, Galway, Ireland. sanjeev.gupta@nuigalway.ie
D E Read
A Deepti
K Cawley
A Gupta
D Oommen
T Verfaillie
S Matus
M A Smith
J L Mott
P Agostinis
C Hetz
A Samali
National University of Ireland · IEOllscoil na Gaillimhe – University of Galway · IEKU Leuven · BEUniversity of Nebraska Medical Center · USInstituto de Neurociencia Biomédica · CLUniversity of Chile · CL

Funding

Apoptosis Effectors Targeted By Hedgehog-Supported MicroRNAsR03DK092263 · NIDDK · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI MOTT, JUSTIN L. · 2011 to 2012
$149k
NIDDK NIH HHS R03 DK092263
6 · The paper itself

Abstract

Activation of the unfolded protein response sensor PKR-like endoplasmic reticulum kinase (Perk) attenuates endoplasmic reticulum (ER) stress levels. Conversantly, if the damage is too severe and ER function cannot be restored, this signaling branch triggers apoptosis. Bcl-2 homology 3-only family member Bim is essential for ER stress-induced apoptosis. However, the regulatory mechanisms controlling Bim activation under ER stress conditions are not well understood. Here, we show that downregulation of the miR-106b-25 cluster contributes to ER stress-induced apoptosis and the upregulation of Bim. Hypericin-mediated photo-oxidative ER damage induced Perk-dependent cell death and led to a significant decrease in the levels of miRNAs belonging to miR-106b-25 cluster in wild-type (WT) but not in Perk⁻/⁻ MEFs. Further, we show that expression of miR-106b-25 and Mcm-7 (host gene of miR-106b-25) is co-regulated through the transcription factors Atf4 (activating transcription factor 4) and Nrf2 (nuclear factor-erythroid-2-related factor 2). ER stress increased the activity of WT Bim 3'UTR (untranslated region) construct but not the miR-106b-25 recognition site-mutated Bim 3'UTR construct. Overexpression of miR-106b-25 cluster inhibits ER stress-induced cell death in WT but did not confer any further protection in Bim-knockdown cells. Further, we show downregulation in the levels of miR-106b-25 cluster in the symptomatic SOD1(G86R) transgenic mice. Our results suggest a molecular mechanism whereby repression of miR-106b-25 cluster has an important role in ER stress-mediated increase in Bim and apoptosis.

Indexed as

ApoptosisEndoplasmic Reticulum StressActivating Transcription Factor 4AnimalsApoptosis Regulatory ProteinsBcl-2-Like Protein 11Cells, CulturedDown-RegulationeIF-2 KinaseEndoplasmic ReticulumMembrane ProteinsMiceMice, TransgenicMicroRNAsNF-E2-Related Factor 2Proto-Oncogene ProteinsActivating Transcription Factor 4Apoptosis Regulatory ProteinsAtf4 protein, mouseBcl2l11 protein, mouseBcl-2-Like Protein 11eIF-2 KinaseMembrane ProteinsMicroRNAsMirn106 microRNA, mouseNfe2l2 protein, mouseNF-E2-Related Factor 2Proto-Oncogene ProteinsSod1 protein, mouseSuperoxide DismutaseSuperoxide Dismutase-1

Identifiers

PMID22739985
PMCPMC3388242
OpenAlexW2164496408

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

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.