Evidence map›Paper›PMID 31580427›Full record

ArticleEndocrinology2019

The Loss of ARNT/HIF1β in Male Pancreatic β-Cells Is Protective Against High-Fat Diet-Induced Diabetes.

Monica Hoang, Sabina Paglialunga, Eric Bombardier, A Russell Tupling, Jamie W Joseph

Open access · bronzeAbstract read
In one paragraph

Article in Endocrinology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

9 citing papers in PubMed, 12 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

5 authors at 1 institution in 1 country.

Monica HoangSchool of Pharmacy, University of Waterloo, Kitchener, Ontario, Canada.
Sabina PaglialungaSchool of Pharmacy, University of Waterloo, Kitchener, Ontario, Canada.
Eric BombardierDepartment of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada.
A Russell TuplingDepartment of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada.
Jamie W JosephSchool of Pharmacy, University of Waterloo, Kitchener, Ontario, Canada.
University of Waterloo · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The transcription factor aryl hydrocarbon receptor nuclear translocator (ARNT)/hypoxia-inducible factor (HIF)-1β (ARNT/HIF1β) plays a key role in maintaining β-cell function and has been shown to be one of the most downregulated transcription factors in islets from patients with type 2 diabetes. We have shown a role for ARNT/HIF1β in glucose sensing and insulin secretion in vitro and no defects in in vivo glucose homeostasis. To gain a better understanding of the role of ARNT/HIF1β in the development of diabetes, we placed control (+/+/Cre) and β-cell-specific ARNT/HIF1β knockout (fl/fl/Cre) mice on a high-fat diet (HFD). Unlike the control (+/+/Cre) mice, HFD-fed fl/fl/Cre mice had no impairment in in vivo glucose tolerance. The lack of impairment in HFD-fed fl/fl/Cre mice was partly due to an improved islet glucose-stimulated NADPH/NADP+ ratio and glucose-stimulated insulin secretion. The effects of the HFD-rescued insulin secretion in fl/fl/Cre islets could be reproduced by treating low-fat diet (LFD)-fed fl/fl/Cre islets with the lipid signaling molecule 1-monoacylglcyerol. This suggests that the defects seen in LFD-fed fl/fl/Cre islet insulin secretion involve lipid signaling molecules. Overall, mice lacking ARNT/HIF1β in β-cells have altered lipid signaling in vivo and are resistant to an HFD's ability to induce diabetes.

Indexed as

Adenosine TriphosphateAnimalsAryl Hydrocarbon Receptor Nuclear TranslocatorDiabetes Mellitus, ExperimentalDiet, High-FatDiglyceridesGlucoseHomeostasisInsulin-Secreting CellsInsulin SecretionMaleMice, KnockoutNADP1-O-myristoyl-2-acetyl-glycerolAdenosine TriphosphateArnt protein, mouseAryl Hydrocarbon Receptor Nuclear TranslocatorDiglyceridesGlucoseNADP

Identifiers

PMID31580427
PMCPMC6846328
OpenAlexW2978789614

What OpenQuestion holds

Textmetadata
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.