Evidence map›Paper›PMID 26657164›Full record

ArticleInternational journal of immunopathology and pharmacology2016

Peripheral blood natural killer cells and mild thyroid abnormalities in women with reproductive failure.

P Triggianese, C Perricone, P Conigliaro, M S Chimenti, R Perricone, C De Carolis

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In one paragraph

Article in International journal of immunopathology and pharmacology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 2 pooled it
1.1field-weighted citation impact, top 22% 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

11 citing papers in PubMed, 2 syntheses or guidelines pooled it, 37 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 3 institutions in 1 country.

P TriggianeseUniversity of Rome Tor Vergata, Rheumatology, Allergology and Clinical Immunology, Department of "Medicina dei Sistemi", Rome, Italy.
C PerriconeReumatologia, Dipartimento di Medicina Interna e Specialità Mediche, Sapienza Università di Roma, Rome, Italy carlo.perricone@gmail.com.
P ConigliaroUniversity of Rome Tor Vergata, Rheumatology, Allergology and Clinical Immunology, Department of "Medicina dei Sistemi", Rome, Italy.
M S ChimentiUniversity of Rome Tor Vergata, Rheumatology, Allergology and Clinical Immunology, Department of "Medicina dei Sistemi", Rome, Italy.
R PerriconeUniversity of Rome Tor Vergata, Rheumatology, Allergology and Clinical Immunology, Department of "Medicina dei Sistemi", Rome, Italy.
C De CarolisGynaecology and Obstetrics II, San Giovanni-Addolorata Hospital, Rome, Italy.
University of Rome Tor Vergata · ITAzienda Ospedaliera San Giovanni Addolorata · ITSapienza University of Rome · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Abnormalities in peripheral blood natural killer (NK) cells have been reported in women with primary infertility and recurrent spontaneous abortion (RSA) and several studies have been presented to define cutoff values for abnormal peripheral blood NK cell levels in this context. Elevated levels of NK cells were observed in infertile/RSA women in the presence of thyroid autoimmunity (TAI), while no studies have been carried out, to date, on NK cells in infertile/RSA women with non-autoimmune thyroid diseases. The contribution of this study is two-fold: (1) the evaluation of peripheral blood NK cell levels in a cohort of infertile/RSA women, in order to confirm related data from the literature; and (2) the assessment of NK cell levels in the presence of both TAI and subclinical hypothyroidism (SCH) in order to explore the possibility that the association between NK cells and thyroid function is not only restricted to TAI but also to SCH. In a retrospective study, 259 age-matched women (primary infertility [n = 49], primary RSA [n = 145], and secondary RSA [n = 65]) were evaluated for CD56+CD16+NK cells by flow cytometry. Women were stratified according to thyroid status: TAI, SCH, and without thyroid diseases (ET). Fertile women (n = 45) were used as controls. Infertile/RSA women showed higher mean NK cell levels than controls. The cutoff value determining the abnormal NK cell levels resulted ⩾15% in all the groups of women. Among the infertile/RSA women, SCH resulted the most frequently associated thyroid disorder while no difference resulted in the prevalence of TAI and ET women between patients and controls. A higher prevalence of women with NK cell levels ⩾15% was observed in infertile/RSA women with SCH when compared to TAI/ET women. According to our data, NK cell assessment could be used as a diagnostic tool in women with reproductive failure and we suggest that the possible association between NK cell levels and thyroid function can be described not only in the presence of TAI but also in the presence of non-autoimmune thyroid disorders.

Indexed as

Abortion, HabitualAdultAutoimmunityFemaleHumansInfertility, FemaleKiller Cells, NaturalThyroid DiseasesThyroid Glandautoimmunityinfertilitynatural killer cellsrecurrent spontaneous abortionthyroid

Identifiers

PMID26657164
PMCPMC5806729
OpenAlexW2270176450

What OpenQuestion holds

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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.