Evidence map›Paper›PMID 20705422›Full record

ArticleAlcohol (Fayetteville, N.Y.)2011

Subtle decreases in DNA methylation and gene expression at the mouse Igf2 locus following prenatal alcohol exposure: effects of a methyl-supplemented diet.

Chris Downing, Thomas E Johnson, Colin Larson, Tatiana I Leakey, Rachel N Siegfried, Tonya M Rafferty, Craig A Cooney

Abstract read
In one paragraph

Article in Alcohol (Fayetteville, N.Y.), 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed, 2 pooled it
7.2field-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

53 citing papers in PubMed, 2 syntheses or guidelines pooled it, 100 citations in OpenAlex.

  1. Pooled it
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  5. Review
  6. Review
  7. Mitigating the detrimental developmental impact of early fetal alcohol exposure using a maternal methyl donor-enriched diet.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2023
    Article
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  18. Effects of prenatal alcohol exposure (PAE): insights into FASD using mouse models of PAE.Biochemistry and cell biology = Biochimie et biologie cellulaire · 2018
    Review
  19. Review
  20. Article
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

7 authors at 2 institutions in 1 country.

Chris DowningInstitute for Behavioral Genetics, University of Colorado, Boulder, CO 80309-0447, USA. cdowning@pharmacy.isu.edu
Thomas E Johnson
Colin Larson
Tatiana I Leakey
Rachel N Siegfried
Tonya M Rafferty
Craig A Cooney
University of Arkansas for Medical Sciences · USUniversity of Colorado Boulder · US

Funding

Ethanol Teratogenesis and Genomic ImprintingR01AA016676 · NIAAA · UNIVERSITY OF COLORADO · PI JOHNSON, THOMAS E. · 2006 to 2010
$2.1M
NIAAA NIH HHS L40 AA017033NIAAA NIH HHS R01 AA016676NIAAA NIH HHS R01AA016676NIAAA NIH HHS R24AA01466
6 · The paper itself

Abstract

C57BL/6J (B6) mice are susceptible to in utero growth retardation and a number of morphological malformations following prenatal alcohol exposure, while DBA/2J (D2) mice are relatively resistant. We have previously shown that genomic imprinting may play a role in differential sensitivity between B6 and D2. The best-characterized mechanism mediating genomic imprinting is differential DNA methylation. In the present study we examined DNA methylation and gene expression, in both embryonic and placental tissue, at the mouse Igf2 locus following in utero ethanol exposure. We also examined the effects of a methyl-supplemented diet on methylation and ethanol teratogenesis. In embryos from susceptible B6 mice, we found small decreases in DNA methylation at four CpG sites in one of the differentially methylated regions of the Igf2 locus; only one of the four sites showed a statistically significant decrease. We observed no significant decreases in methylation in placentae. All Igf2 transcripts showed approximately 1.5-fold decreases following intrauterine alcohol exposure. Placing dams on a methyl-supplemented diet before pregnancy and throughout gestation brought methylation back up to control levels. Methyl supplementation also resulted in lower prenatal mortality, greater prenatal growth, and decreased digit malformations; it dramatically reduced vertebral malformations. Thus, although prenatal alcohol had only small effects on DNA methylation at the Igf2 locus, placing dams on a methyl-supplemented diet partially ameliorated ethanol teratogenesis.

Indexed as

DietMaternal-Fetal ExchangeAbnormalities, Drug-InducedAnimalsBetaineCholineDNA MethylationDrug ResistanceEthanolFemaleFetal DeathFetal DevelopmentFolic AcidGene ExpressionGenomic ImprintingInsulin-Like Growth Factor IIBetaineCholineEthanolFolic AcidInsulin-Like Growth Factor IIMethanolVitamin B 12

Identifiers

PMID20705422
PMCPMC2997169
OpenAlexW2004839314

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.