Evidence map›Paper›PMID 12068376›Full record

ArticleAmerican journal of human genetics2002

Skewed X-chromosome inactivation is a common feature of X-linked mental retardation disorders.

Robert M Plenge, Roger A Stevenson, Herbert A Lubs, Charles E Schwartz, Huntington F Willard

Abstract read
In one paragraph

Article in American journal of human genetics, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 110 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
110citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

110 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Review
  4. The Recycling Endosomal (NaActa physiologica (Oxford, England) · 2026
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  16. Identification of a DLG3 stop mutation in the MRX20 family.European journal of human genetics : EJHG · 2024
    Article
  17. Review
  18. Review
  19. Article
  20. Article

50 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

5 authors.

Robert M PlengeDepartment of Genetics, Case Western Reserve University School of Medicine, and Center for Human Genetics and Research Institute, University Hospitals of Cleveland, OH 44106, USA.
Roger A Stevenson
Herbert A Lubs
Charles E Schwartz
Huntington F Willard

Funding

X-LINKED MENTAL RETARDATION: LINKAGE &CLINICAL STUDIESR01HD026202 · NICHD · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI SCHWARTZ, CHARLES E · 1990 to 2006
$7.9M
MOLECULAR GENETICS OF HUMAN X CHROMOSOME INACTIVATIONR01GM045441 · NIGMS · STANFORD UNIVERSITY · PI WILLARD, HUNTINGTON F · 1991 to 1999
–
NICHD NIH HHS HD26202NICHD NIH HHS R01 HD026202NIGMS NIH HHS GM45441
6 · The paper itself

Abstract

Some deleterious X-linked mutations may result in a growth disadvantage for those cells in which the mutation, when on the active X chromosome, affects cell proliferation or viability. To explore the relationship between skewed X-chromosome inactivation and X-linked mental retardation (XLMR) disorders, we used the androgen receptor X-inactivation assay to determine X-inactivation patterns in 155 female subjects from 24 families segregating 20 distinct XLMR disorders. Among XLMR carriers, approximately 50% demonstrate markedly skewed X inactivation (i.e., patterns > or =80:20), compared with only approximately 10% of female control subjects (P<.001). Thus, skewed X inactivation is a relatively common feature of XLMR disorders. Of the 20 distinct XLMR disorders, 4 demonstrate a strong association with skewed X inactivation, since all carriers of these mutations demonstrate X-inactivation patterns > or =80:20. The XLMR mutations are present on the preferentially inactive X chromosome in all 20 informative female subjects from these families, indicating that skewing is due to selection against those cells in which the XLMR mutation is on the active X chromosome.

Indexed as

Dosage Compensation, GeneticGenetic LinkageCase-Control StudiesFemaleHeterozygoteHumansIntellectual DisabilityMaleMutationPedigreeReceptors, AndrogenReceptors, Androgen

Identifiers

PMID12068376
PMCPMC384975

What OpenQuestion holds

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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.