Evidence map›Paper›PMID 26427872›Full record

ArticleBiochemical and biophysical research communications2015

Maternal diabetes triggers DNA damage and DNA damage response in neurulation stage embryos through oxidative stress.

Daoyin Dong, Jingwen Yu, Yanqing Wu, Noah Fu, Natalia Arias Villela, Peixin Yang

Abstract read
In one paragraph

Article in Biochemical and biophysical research communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
3.7field-weighted citation impact, top 7% 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

22 citing papers in PubMed, 30 citations in OpenAlex.

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  9. Trehalose restores functional autophagy suppressed by high glucose.Reproductive toxicology (Elmsford, N.Y.) · 2019
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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

6 authors at 1 institution in 1 country.

Daoyin DongDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Jingwen YuDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Yanqing WuDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Noah FuDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Natalia Arias VillelaDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.
Peixin YangDepartment of Obstetrics, Gynecology & Reproductive Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA; Department of Biochemistry and Molecular Biology, University of Maryland School of Medicine, Baltimore, MD 21201, USA. Electronic address: pyang@fpi.umaryland.edu.
University of Maryland, Baltimore · US

Funding

Apoptotic Mechanism of Maternal Diabetes-Induced Neural Tube DefectsR01DK083243 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI YANG, PEIXIN · 2010 to 2019
$3.1M
Molecular Signalling Pathways and Cellular Stress in Diabetic EmbryopathyR01DK103024 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI REECE, E. ALBERT, YANG, PEIXIN · 2014 to 2017
$1.7M
Autophagy and its Regulation in Diabetic EmbryopathyR01DK101972 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI YANG, PEIXIN · 2014 to 2017
$1.6M
Summer Program in Obesity, Diabetes and Nutrition Training (SPORT)T35DK095737 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI STEINLE, NANETTE I · 2012 to 2021
$859k
NIDDK NIH HHS R01 DK083243NIDDK NIH HHS R01DK083243NIDDK NIH HHS R01 DK101972NIDDK NIH HHS R01DK101972NIDDK NIH HHS R01 DK103024NIDDK NIH HHS R01DK103024NIDDK NIH HHS T35 DK095737
6 · The paper itself

Abstract

DNA damage and DNA damage response (DDR) in neurulation stage embryos under maternal diabetes conditions are not well understood. The purpose of this study was to investigate whether maternal diabetes and high glucose in vitro induce DNA damage and DDR in the developing embryo through oxidative stress. In vivo experiments were conducted by mating superoxide dismutase 1 (SOD1) transgenic male mice with wild-type (WT) female mice with or without diabetes. Embryonic day 8.75 (E8.75) embryos were tested for the DNA damage markers, phosphorylated histone H2A.X (p-H2A.X) and DDR signaling intermediates, including phosphorylated checkpoint 1 (p-Chk1), phosphorylated checkpoint 2 (p-Chk2), and p53. Levels of the same DNA damage markers and DDR signaling intermediates were also determined in the mouse C17.2 neural stem cell line. Maternal diabetes and high glucose in vitro significantly increased the levels of p-H2A.X. Levels of p-Chk1, p-Chk2, and p53, were elevated under both maternal diabetic and high glucose conditions. SOD1 overexpression blocked maternal diabetes-induced DNA damage and DDR in vivo. Tempol, a SOD1 mimetic, diminished high glucose-induced DNA damage and DDR in vitro. In conclusion, maternal diabetes and high glucose in vitro induce DNA damage and activates DDR through oxidative stress, which may contribute to the pathogenesis of diabetes-associated embryopathy.

Indexed as

DNA DamageAnimalsCell LineCheckpoint Kinase 1Checkpoint Kinase 2Crosses, GeneticCyclic N-OxidesDiabetes, GestationalEmbryo, MammalianFemaleGene Expression RegulationGlucoseHistonesMaleMiceMice, Inbred C57BLCheckpoint Kinase 1Checkpoint Kinase 2Chek1 protein, mouseChek2 protein, mouseCyclic N-Oxidesgamma-H2AX protein, mouseGlucoseHistonesProtein KinasesSod1 protein, mouseSpin LabelsStreptozocinSuperoxide DismutaseSuperoxide Dismutase-1tempolTumor Suppressor Protein p53Diabetic embryopathyDNA damageDNA damage responseEmbryoHigh glucoseMaternal diabetes

Identifiers

PMID26427872
PMCPMC4618162
OpenAlexW1798781392

What OpenQuestion holds

Textmetadata
LicenceTDM
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.