Evidence map›Paper›PMID 7504628›Full record

ArticleThe EMBO journal1993

The ontogeny of allele-specific methylation associated with imprinted genes in the mouse.

M Brandeis, T Kafri, M Ariel, J R Chaillet, J McCarrey, A Razin, H Cedar

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed
20.4field-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.

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

78 citing papers in PubMed, 343 citations in OpenAlex.

  1. Article
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  4. Why are imprints unstable in pluripotent stem cells?Biochemical Society transactions · 2025
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  15. Review
  16. Article
  17. DNA methylation dynamics in health and disease.Nature structural & molecular biology · 2013
    Review
  18. Article
  19. Article
  20. Article

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

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 1 institution in 1 country.

M BrandeisDepartment of Cellular Biochemistry, Hebrew University Medical School, Jerusalem, Israel.
T Kafri
M Ariel
J R Chaillet
J McCarrey
A Razin
H Cedar
Hebrew University of Jerusalem · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have investigated the DNA methylation patterns in genomically imprinted genes of the mouse. Both Igf2 and H19 are associated with clear-cut regions of allele-specific paternal modification in late embryonic and adult tissues. By using a sensitive PCR assay, it was possible to follow the methylation state of individual HpaII sites in these genes through gametogenesis and embryogenesis. Most of these CpG moieties are not differentially modified in the mature gametes and also become totally demethylated in the early embryo in a manner similar to non-imprinted endogenous genes. Thus, the overall allele-specific methylation pattern at these sites must be established later during embryogenesis after the blastula stage. In contrast, sites in an Igf2r gene intron and one CpG residue in the Igf2 upstream region have allele-specific modification patterns which are established either in the gametes or shortly after fertilization and are preserved throughout pre-implantation embryogenesis. These studies suggest that only a few DNA modifications at selective positions in imprinted genes may be candidates for playing a role in the maintenance of parental identity during development.

Indexed as

Embryonic and Fetal DevelopmentAllelesAnimalsBase SequenceBlastocystDeoxyribonuclease HpaIIDeoxyribonucleases, Type II Site-SpecificDinucleoside PhosphatesDNADNA PrimersFemaleFertilizationGenes, RegulatorLiverMaleMethylationCpG dinucleotideDeoxyribonuclease HpaIIDeoxyribonucleases, Type II Site-SpecificDinucleoside PhosphatesDNADNA Primers

Identifiers

PMID7504628
PMCPMC413643
OpenAlexW1646817159

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.