Evidence map›Paper›PMID 25386751›Full record

ArticlePloS one2014

SNaPshot assay for the detection of the most common CFTR mutations in infertile men.

Predrag Noveski, Svetlana Madjunkova, Marija Mircevska, Toso Plaseski, Vanja Filipovski, Dijana Plaseska-Karanfilska

Open access · goldAbstract readValidation Study
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.5field-weighted citation impact, top 31% 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

4 citing papers in PubMed, 8 citations in OpenAlex.

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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

6 authors at 4 institutions in 3 countries.

Predrag NoveskiMacedonian Academy of Sciences and Arts, Research Center for Genetic Engineering and Biotechnology 'Georgi D. Efremov', Skopje, Republic of Macedonia.
Svetlana MadjunkovaMacedonian Academy of Sciences and Arts, Research Center for Genetic Engineering and Biotechnology 'Georgi D. Efremov', Skopje, Republic of Macedonia; Division of Clinical Pharmacology and Toxicology, The Hospital for Sick Children, Toronto, Ontario, Canada.
Marija MircevskaMacedonian Academy of Sciences and Arts, Research Center for Genetic Engineering and Biotechnology 'Georgi D. Efremov', Skopje, Republic of Macedonia.
Toso PlaseskiFaculty of Medicine, Clinic of Endocrinology and Metabolic Disorders, Skopje, Republic of Macedonia.
Vanja FilipovskiClinical Hospital 'Acibadem Sistina', Skopje, Republic of Macedonia.
Dijana Plaseska-KaranfilskaMacedonian Academy of Sciences and Arts, Research Center for Genetic Engineering and Biotechnology 'Georgi D. Efremov', Skopje, Republic of Macedonia.
Macedonian Academy of Sciences and Arts · MKAcıbadem Adana Hospital · TRHospital for Sick Children · CASaints Cyril and Methodius University of Skopje · MK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Congenital bilateral absence of vas deferens (CBAVD) is the most common CFTR-related disorder (CFTR-RD) that explains about 1-2% of the male infertility cases. Controversial data have been published regarding the involvement of CFTR mutations in infertile men with non-obstructive azoospermia and oligozoospermia. Here, we describe single base extension (SNaPshot) assay for detection of 11 common CFTR mutations: F508del, G542X, N1303K, 621+1G->T, G551D, R553X, R1162X, W1282X, R117H, 2184insA and 1717-1G->A and IVS8polyT variants. The assay was validated on 50 previously genotyped samples and was used to screen a total of 369 infertile men with different impairment of spermatogenesis and 136 fertile controls. Our results show that double heterozygosity of cystic fibrosis (CF) and CFTR-related disorder (CFTR-RD) mutations are found in a high percentage (22.7%) of infertile men with obstructive azoospermia, but not in other studied groups of infertile men. The SNaPshot assay described here is an inexpensive, fast and robust method for primary screening of the most common CFTR mutations both in patients with classical CF and CFTR-RD. It can contribute to better understanding of the role of CFTR mutations in impaired spermatogenesis, ultimately leading to improved management of infertile men.

Indexed as

Cystic Fibrosis Transmembrane Conductance RegulatorDNA Mutational AnalysisGenetic TestingGenotypeHumansInfertility, MaleMaleCFTR protein, humanCystic Fibrosis Transmembrane Conductance Regulator

Identifiers

PMID25386751
PMCPMC4227699
OpenAlexW2019726837

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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.