Evidence map›Paper›PMID 8336699›Full record

ArticleMolecular and cellular biology1993

Developmental differences in methylation of human Alu repeats.

U Hellmann-Blumberg, M F Hintz, J M Gatewood, C W Schmid

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

51 citing papers in PubMed, 132 citations in OpenAlex.

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  6. Genomic landscape of CpG rich elements in human.BMC evolutionary biology · 2017
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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

4 authors at 2 institutions in 1 country.

U Hellmann-BlumbergDepartment of Chemistry, University of California, Davis 95616.
M F Hintz
J M Gatewood
C W Schmid
Pediatrics and Genetics · USUniversity of California, Davis · US

Funding

REPETITIVE DNA SEQUENCES IN THE HUMAN GENOMER01GM021346 · NIGMS · UNIVERSITY OF CALIFORNIA DAVIS · PI SCHMID, CARL W · 1985 to 2002
$808k
NIGMS NIH HHS GM21346
6 · The paper itself

Abstract

Alu repeats are especially rich in CpG dinucleotides, the principal target sites for DNA methylation in eukaryotes. The methylation state of Alus in different human tissues is investigated by simple, direct genomic blot analysis exploiting recent theoretical and practical advances concerning Alu sequence evolution. Whereas Alus are almost completely methylated in somatic tissues such as spleen, they are hypomethylated in the male germ line and tissues which depend on the differential expression of the paternal genome complement for development. In particular, we have identified a subset enriched in young Alus whose CpGs appear to be almost completely unmethylated in sperm DNA. The existence of this subset potentially explains the conservation of CpG dinucleotides in active Alu source genes. These profound, sequence-specific developmental changes in the methylation state of Alu repeats suggest a function for Alu sequences at the DNA level, such as a role in genomic imprinting.

Indexed as

Repetitive Sequences, Nucleic Acid5-MethylcytosineAge FactorsBase SequenceBlotting, SouthernCytosineFemaleGene Expression RegulationHeLa CellsHumansMaleMethylationMolecular Sequence DataPlacentaRestriction MappingSpermatozoa5-MethylcytosineCytosine

Identifiers

PMID8336699
PMCPMC360066
OpenAlexW2162246288

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.