Evidence map›Paper›PMID 19136456›Full record

ReviewHuman reproduction update

New insights into epididymal biology and function.

Gail A Cornwall

Open access · bronzeAbstract readReview
In one paragraph

Review in Human reproduction update. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 242 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
242citing papers in PubMed, 1 pooled it
7.0field-weighted citation impact, top 2% 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

242 citing papers in PubMed, 1 synthesis or guideline pooled it, 647 citations in OpenAlex.

  1. Pooled it
  2. Trial
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  14. Advances in Research on Models of Oligoasthenozoospermia.Reproductive sciences (Thousand Oaks, Calif.) · 2026
    Review
  15. Article
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182 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

1 author at 1 institution in 1 country.

Gail A CornwallDepartment of Cell Biology and Biochemistry, Texas Tech University Health Sciences Center, Lubbock, 79430, USA. gail.cornwall@ttuhsc.edu
Texas Tech University · US

Funding

THE CRES GENE IN REPRODUCTIONR01HD033903 · NICHD · TEXAS TECH UNIVERSITY HEALTH SCIS CENTER · PI CORNWALL, GAIL · 2001 to 2005
$1.2M
The CRES Gene in ReproductionK02HD044669 · NICHD · TEXAS TECH UNIVERSITY HEALTH SCIS CENTER · PI CORNWALL, GAIL · 2003 to 2007
$483k
CRES GENE IN MALE REPRODUCTIONR29HD033903 · NICHD · TEXAS TECH UNIVERSITY HEALTH SCIS CENTER · PI CORNWALL, GAIL · 1995 to 1999
–
NICHD NIH HHS HD33903NICHD NIH HHS HD44669
6 · The paper itself

Abstract

backgroundThe epididymis performs an important role in the maturation of spermatozoa including their acquisition of progressive motility and fertilizing ability. However, the molecular mechanisms that govern these maturational events are still poorly defined. This review focuses on recent progress in our understanding of epididymal function including its development, role of the luminal microenvironment in sperm maturation, regulation and novel mechanisms the epididymis utilizes to carry out some of its functions.

methodsA systematic search of Pubmed was carried out using the search term 'epididymis'. Articles that were published in the English language until the end of August 2008 and that focused on the specific topics described above were included. Additional papers cited in the primary reference were also included.

resultsWhile the majority of these findings were the result of studies in animal models, recent studies in the human epididymis are also presented including gene profiling studies to examine regionalized expression in normal epididymides as well as in those from vasectomized patients.

conclusionsSignificant progress has been made in our understanding of epididymal function providing new insights that ultimately could improve human health. The data also indicate that the human epididymis plays an important role in sperm maturation but has unique properties compared with animal models.

Indexed as

Models, BiologicalAnimalsEpididymisEpithelial CellsGene ExpressionHumansMaleMiceSignal TransductionSperm Maturation

Identifiers

PMID19136456
PMCPMC2639084
OpenAlexW2108134879

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.