Evidence map›Paper›PMID 19936020›Full record

ArticlePLoS genetics2009

Stage-specific expression profiling of Drosophila spermatogenesis suggests that meiotic sex chromosome inactivation drives genomic relocation of testis-expressed genes.

Maria D Vibranovski, Hedibert F Lopes, Timothy L Karr, Manyuan Long

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 134 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
134citing papers in PubMed, 2 pooled it
13.6field-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

134 citing papers in PubMed, 2 syntheses or guidelines pooled it, 226 citations in OpenAlex.

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74 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

4 authors at 2 institutions in 1 country.

Maria D VibranovskiDepartment of Ecology, The University of Chicago, Chicago, Illinois, United States of America.
Hedibert F Lopes
Timothy L Karr
Manyuan Long
University of Chicago · USArizona State University · US

Funding

Detection of Distribution of New Genes in Drosophila PhylogenyR01GM078070 · NIGMS · UNIVERSITY OF CHICAGO · PI LONG, MANYUAN · 2007 to 2010
$1.5M
Variation of D. melanogaster chromosome 4R01GM065429 · NIGMS · UNIVERSITY OF CHICAGO · PI LONG, MANYUAN NO · 2003 to 2006
$1.1M
Biotechnology and Biological Sciences Research CouncilNIGMS NIH HHS R01 GM065429NIGMS NIH HHS R01GM065429-01A1NIGMS NIH HHS R01 GM078070NIGMS NIH HHS R01GM078070-01A1
6 · The paper itself

Abstract

In Drosophila, genes expressed in males tend to accumulate on autosomes and are underrepresented on the X chromosome. In particular, genes expressed in testis have been observed to frequently relocate from the X chromosome to the autosomes. The inactivation of X-linked genes during male meiosis (i.e., meiotic sex chromosome inactivation-MSCI) was first proposed to explain male sterility caused by X-autosomal translocation in Drosophila, and more recently it was suggested that MSCI might provide the conditions under which selection would favor the accumulation of testis-expressed genes on autosomes. In order to investigate the impact of MSCI on Drosophila testis-expressed genes, we performed a global gene expression analysis of the three major phases of D. melanogaster spermatogenesis: mitosis, meiosis, and post-meiosis. First, we found evidence supporting the existence of MSCI by comparing the expression levels of X- and autosome-linked genes, finding the former to be significantly reduced in meiosis. Second, we observed that the paucity of X-linked testis-expressed genes was restricted to those genes highly expressed in meiosis. Third, we found that autosomal genes relocated through retroposition from the X chromosome were more often highly expressed in meiosis in contrast to their X-linked parents. These results suggest MSCI as a general mechanism affecting the evolution of some testis-expressed genes.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsDrosophila melanogasterGene Expression ProfilingGenes, InsectGenes, X-LinkedGenome, InsectMaleMeiosisMitosisOrgan SpecificitySex ChromosomesSpermatogenesisTestisX Chromosome Inactivation

Identifiers

PMID19936020
PMCPMC2770318
OpenAlexW2167496283

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.