Evidence map›Paper›PMID 22442300›Full record

ArticleDiabetes2012

Islet β-cell endoplasmic reticulum stress precedes the onset of type 1 diabetes in the nonobese diabetic mouse model.

Sarah A Tersey, Yurika Nishiki, Andrew T Templin, Susanne M Cabrera, Natalie D Stull, Stephanie C Colvin, Carmella Evans-Molina, Jenna L Rickus, Bernhard Maier, Raghavendra G Mirmira

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in Diabetes, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05594563 (TArgeting Type 1 Diabetes Using POLyamines), which is not on this map. Cited by 256 papers.

0numbers the graph read from it
0cells of the map it votes in
256citing papers in PubMed
27.9field-weighted citation impact, top 1% 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.

NCT05594563 phase2active not recruitingnot on this mapstarted 2023, after this paper: background citation

TArgeting Type 1 Diabetes Using POLyamines (TADPOL): A Randomized, Double-Masked, Placebo-Controlled Phase 2 Study to Evaluate the Efficacy and Safety of Difluoromethylornithine (DFMO) to Preserve Insulin Production in Type 1 Diabetes

TypeinterventionalSponsorEmily K. SimsRan2023 to 2027Enrolled74ConditionsType 1 DiabetesArmsDFMO, Placebo
3 · Its place in the literature

Who cites it

256 citing papers in PubMed, 352 citations in OpenAlex.

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196 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 1 country.

Sarah A TerseyDepartment of Pediatrics, Indiana University School of Medicine,Indianapolis, IN, USA. rmirmira@iupui.edu
Yurika Nishiki
Andrew T Templin
Susanne M Cabrera
Natalie D Stull
Stephanie C Colvin
Carmella Evans-Molina
Jenna L Rickus
Bernhard Maier
Raghavendra G Mirmira
Indiana University School of MedicinePurdue University West Lafayette · US

Funding

INDIANA CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTE (UL1): BPCAUL1RR025761 · NCRR · INDIANA UNIVERSITY INDIANAPOLIS · PI SHEKHAR, ANANTHA · 2008 to 2011
$21.0M
Mechanisms of Beta Cell Function in Health and DiseaseR01DK093954 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI EVANS-MOLINA, CARMELLA · 2011 to 2019
$3.5M
Endocrine Scientist Training ProgramT32DK065549 · NIDDK · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI EUGSTER, ERICA A · 2005 to 2019
$2.4M
Chromatin Cofactors in Islet Development and FunctionR01DK083583 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI MIRMIRA, RAGHAVENDRA G · 2010 to 2013
$1.2M
Role of Deoxyhypusine Synthase in the Pathogenesis of Type 1 DiabetesF32DK094489 · NIDDK · INDIANA UNIVERSITY INDIANAPOLIS · PI COLVIN, STEPHANIE CHESTNUT · 2011 to 2013
$127k
NCRR NIH HHS UL1 RR025761NIDDK NIH HHS F32 DK094489NIDDK NIH HHS R01 DK083583NIDDK NIH HHS R01 DK093954NIDDK NIH HHS T32 DK065549
6 · The paper itself

Abstract

Type 1 diabetes is preceded by islet β-cell dysfunction, but the mechanisms leading to β-cell dysfunction have not been rigorously studied. Because immune cell infiltration occurs prior to overt diabetes, we hypothesized that activation of inflammatory cascades and appearance of endoplasmic reticulum (ER) stress in β-cells contributes to insulin secretory defects. Prediabetic nonobese diabetic (NOD) mice and control diabetes-resistant NOD-SCID and CD1 strains were studied for metabolic control and islet function and gene regulation. Prediabetic NOD mice were relatively glucose intolerant and had defective insulin secretion with elevated proinsulin:insulin ratios compared with control strains. Isolated islets from NOD mice displayed age-dependent increases in parameters of ER stress, morphologic alterations in ER structure by electron microscopy, and activation of nuclear factor-κB (NF-κB) target genes. Upon exposure to a mixture of proinflammatory cytokines that mimics the microenvironment of type 1 diabetes, MIN6 β-cells displayed evidence for polyribosomal runoff, a finding consistent with the translational initiation blockade characteristic of ER stress. We conclude that β-cells of prediabetic NOD mice display dysfunction and overt ER stress that may be driven by NF-κB signaling, and strategies that attenuate pathways leading to ER stress may preserve β-cell function in type 1 diabetes.

Indexed as

AgingAnimalsBlood GlucoseDiabetes Mellitus, Type 1Endoplasmic ReticulumFemaleGlucose IntoleranceInsulin-Secreting CellsMiceMice, Inbred NODStress, PhysiologicalBlood Glucose

Identifiers

PMID22442300
PMCPMC3314371
OpenAlexW2138846538

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

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.