Evidence map›Paper›PMID 26563896›Full record

ArticleEuropean journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology2016

Prevalence of cytomegalovirus, and its effect on the expression of inducible and endothelial nitric oxide synthases in Fallopian tubes collected from women with and without ectopic pregnancy.

S A Batwa, A M Ashshi, F F Kamfar, J Ahmad, S Idris, A Khojah, N M Al-Qadi, B Refaat

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Article in European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology, 2016. 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
0.6field-weighted citation impact, top 27% 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, 10 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

8 authors at 2 institutions in 1 country.

S A BatwaObstertics and Gynaecology Department, Maternity and Children Hospital, Al-Aziziyah, Ministry of Health, Jeddah, Kingdom of Saudi Arabia.
A M AshshiLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia.
F F KamfarPathology Department, Clinical Laboratories, Maternity and Children Hospital, Ministry of Health, Makkah, Kingdom of Saudi Arabia.
J AhmadLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia.
S IdrisLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia.
A KhojahLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia.
N M Al-QadiLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia.
B RefaatLaboratory Medicine Department, Faculty of Applied Medical Sciences, Umm Al-Qura University, Al Abdeyah, Holy Makkah, PO Box 7607, Kingdom of Saudi Arabia. Bassem.refaat@yahoo.co.uk.ORCID http://orcid.org/0000-0003-4267-1016
Umm al-Qura University · SAMaternity and Children's Hospital · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To measure the prevalence of cytomegalovirus (CMV) infection in ectopic pregnancy (EP) and its effect on the expression of inducible and endothelial nitric oxide synthases (iNOS, eNOS) by Fallopian tubes (FT) bearing an EP. This was a prospective case-control study. Blood and tubal samples were collected from 84 Eps and 51 controls (20 total abdominal hysterectomy (TAH) during the luteal phase and another 31 tubal ligations). CMV IgM and IgG antibodies were measured by ELISA, and an IVD CE PCR kit was used to detect CMV in the FTs. iNOS and eNOS were measured by immunohistochemistry and quantitative RT-PCR in FTs obtained from CMV-positive EP (n = 12), and the results were compared with those obtained from CMV-negative EP (n = 11) and TAH (n = 8). The frequencies of CMV IgM (51.2 % vs 17.6 %), IgG (77.4 % vs 52.9 %) or both antibodies (41.6 % vs 11.7 %) were significantly higher in EP compared with control. CMV was more common by PCR in FTs from EP (21.4 %) than controls (5.9 %). Twelve women from the PCR positive EP cases (66.6 %) were also simultaneously positive for both CMV IgM & IgG antibodies and had higher expression of eNOS and iNOS at the protein and gene levels compared with negative EP and TAH. Tubal infection with CMV may lead to EP by increasing the production of endothelial and inducible NOS by the FT epithelial cells. Further studies are required to illustrate the role of CMV in the pathogenesis of EP.

Indexed as

AdolescentAdultAntibodies, ViralCase-Control StudiesCytomegalovirusCytomegalovirus InfectionsEnzyme-Linked Immunosorbent AssayFallopian TubesFemaleGene Expression ProfilingHumansImmunoglobulin GImmunoglobulin MImmunohistochemistryNitric Oxide Synthase Type IINitric Oxide Synthase Type IIIAntibodies, ViralImmunoglobulin GImmunoglobulin MNitric Oxide Synthase Type IINitric Oxide Synthase Type IIINOS2 protein, human

Identifiers

PMID26563896
OpenAlexW2172780204

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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.