Evidence map›Paper›PMID 24012201›Full record

ArticleFertility and sterility2013

Potential biomarkers of nonobstructive azoospermia identified in microarray gene expression analysis.

Agnieszka Malcher, Natalia Rozwadowska, Tomasz Stokowy, Tomasz Kolanowski, Piotr Jedrzejczak, Wojmir Zietkowiak, Maciej Kurpisz

Open access · bronzeAbstract read
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In one paragraph

Article in Fertility and sterility, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed, 1 pooled it
7.3field-weighted citation impact, top 3% 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

57 citing papers in PubMed, 1 synthesis or guideline pooled it, 138 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 4 institutions in 1 country.

Agnieszka MalcherDepartment of Reproductive Biology and Stem Cells, Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland.
Natalia Rozwadowska
Tomasz Stokowy
Tomasz Kolanowski
Piotr Jedrzejczak
Wojmir Zietkowiak
Maciej Kurpisz
Institute of Human Genetics · PLPolish Academy of Sciences · PLPoznan University of Medical Sciences · PLSilesian University of Technology · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo identify potential biomarkers of azoospermia to determine a particular stage of spermatogenetic differentiation.

designGeneChip Human Gene 1.0 ST microarray with validation at mRNA and protein levels.

settingBasic research laboratory. PATIENT(S): Men with various types of nonobstructive azoospermia (n = 18) and with normal spermatogenesis (n = 4). INTERVENTION(S): Obtaining 31 testicular biopsy samples. MAIN OUTCOME MEASURE(S): Gene expression analysis using the Affymetrix Human Gene 1.0 ST microarrays on 14 selected genes according to the highest fold change, verified with quantitative polymerase chain reaction and on independent set of microarray samples. Western blot and immunohistochemistry were additionally performed. RESULT(S): The comparative analysis of gene expression profiles in the infertile and control groups resulted in the selection of 4,946 differentially expressed genes. AKAP4, UBQLN3, CAPN11, GGN, SPACA4, SPATA3, and FAM71F1 were the most significantly down-regulated genes in infertile patients. Global analysis also led to identification of up-regulated genes-WBSCR28, ADCY10, TMEM225, SPATS1, FSCN3, GTSF1L, and GSG1-in men with late maturation arrest. Moreover, the results from quantitative polymerase chain reaction and Western blot largely confirmed the microarray data. CONCLUSION(S): The set of selected genes can be used to create a molecular diagnostic tool to determine the degree of spermatogenic impairment for men with idiopathic nonobstructive azoospermia.

Indexed as

AdultAzoospermiaBiomarkers, TumorFeasibility StudiesGene Expression ProfilingHumansMaleMiddle AgedNeoplasm ProteinsProtein Array AnalysisReproducibility of ResultsSensitivity and SpecificityTestisBiomarkers, TumorNeoplasm ProteinsAzoospermiabiomarkersinfertilitymicroarrays

Identifiers

PMID24012201
OpenAlexW2139140931

What OpenQuestion holds

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Registered trials

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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.