Evidence map›Paper›PMID 23334461›Full record

ArticleDiabetologia2013

Growth arrest specific protein (GAS) 6: a role in the regulation of proliferation and functional capacity of the perinatal rat beta cell.

T N Haase, M Rasmussen, C A M Jaksch, L W Gaarn, C K Petersen, N Billestrup, J H Nielsen

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In one paragraph

Article in Diabetologia, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

15 citing papers in PubMed, 24 citations in OpenAlex.

  1. Investigation of Pancreatic-beta Cells Role in the Biological Process of Ageing.Endocrine, metabolic & immune disorders drug targets · 2024
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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.

T N HaaseDepartment of Biomedical Sciences, Faculty of Health Sciences, University of Copenhagen, Panum Institute, Blegdamsvej 3b, Building 6.5, 2200 Copenhagen, Denmark.
M Rasmussen
C A M Jaksch
L W Gaarn
C K Petersen
N Billestrup
J H Nielsen
University of Copenhagen · DKNovo Nordisk Foundation · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aims/hypothesisMaternal low-protein (LP) diet during gestation results in a reduced beta cell mass in the offspring at birth and this may hamper the ability to adapt to high-energy food and sedentary lifestyle later in life. To investigate the biology behind the LP-offspring phenotype, this study aimed to identify differentially expressed genes in the pancreas and their potential role in the fetal programming.

methodsWistar rats were given either an LP diet or normal-chow (NC) diet during gestation and differentially expressed genes in the offspring around the time of birth were identified using RNA microarray and quantitative PCR. The role of a differentially expressed gene, growth arrest specific protein 6 (GAS6), was evaluated in vitro using neonatal rat islets.

resultsThe mRNA level of Gas6, known to be mitogenic in other tissues, was reduced in LP offspring. The mRNA content of Mafa was increased in LP offspring suggesting an early maturation of beta cells. When applied in vitro, GAS6 increased proliferation of neonatal pancreatic beta cells, while reducing glucose-stimulated insulin secretion without changing the total insulin content of the islets. In addition, GAS6 decreased the mRNA content of Mafa. CONCLUSIONS/

interpretationWe propose a role for GAS6 in the regulation of pancreatic beta cells in the critical period around the time of birth. Our results support the hypothesis that the reduced beta cell mass seen in LP offspring is caused by a change in the intra-uterine environment that favours premature maturation of the beta cells.

Indexed as

Gene Expression RegulationAnimalsAnimals, NewbornApoptosisCell ProliferationDiet, Protein-RestrictedDisease Models, AnimalFemaleGrowth Arrest-Specific Protein 6Insulin-Secreting CellsIntercellular Signaling Peptides and ProteinsMaleMaternal ExposureOligonucleotide Array Sequence AnalysisPhenotypePregnancyGrowth Arrest-Specific Protein 6Intercellular Signaling Peptides and Proteins

Identifiers

PMID23334461
OpenAlexW2078943080

What OpenQuestion holds

Textmetadata
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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.