Evidence map›Paper›PMID 36671747›Full record

ArticleBiology2022

The Dynamics of miR-449a/c Expression during Uterine Cycles Are Associated with Endometrial Development.

Mladen Naydenov, Maria Nikolova, Apostol Apostolov, Ilias Glogovitis, Andres Salumets, Vesselin Baev, Galina Yahubyan

Open access · goldAbstract read
In one paragraph

Article in Biology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.6field-weighted citation impact, top 35% 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

6 citing papers in PubMed, 7 citations in OpenAlex.

  1. Review
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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

7 authors at 4 institutions in 4 countries.

Mladen NaydenovFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.
Maria NikolovaFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.ORCID 0000-0003-1034-2189
Apostol ApostolovFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.
Ilias GlogovitisFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.
Andres SalumetsCompetence Centre on Health Technologies, 50406 Tartu, Estonia.ORCID 0000-0002-1251-8160
Vesselin BaevFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.ORCID 0000-0002-5224-9145
Galina YahubyanFaculty of Biology, University of Plovdiv, Tzar Assen 24, 4000 Plovdiv, Bulgaria.
Agricultural University Plovdiv · BGAmsterdam University Medical Centers · NLCompetence Centre on Health Technologies (Estonia) · EEKarolinska University Hospital · SE

Funding

Estonian Research Council PRG1076Horizon 2020 innovation grant of the European Commission EU952516National Science Fund of Bulgaria КП-06 Н31/2
6 · The paper itself

Abstract

The human endometrium is a highly dynamic tissue. Increasing evidence has shown that microRNAs (miRs) play essential roles in human endometrium development. Our previous assay, based on small RNA-sequencing (sRNA-seq) indicated the complexity and dynamics of numerous sequence variants of miRs (isomiRs) that can act together to control genes of functional relevance to the receptive endometrium (RE). Here, we used a greater average depth of sRNA-seq to detect poorly expressed small RNAs. The sequencing data confirmed the up-regulation of miR-449c and uncovered other members of the miR-449 family up-regulated in RE-among them miR-449a, as well as several isoforms of both miR-449a and miR-449c, while the third family member, miR-449b, was not identified. Stem-looped RT-qPCR analysis of miR expression at four-time points of the endometrial cycle verified the increased expression of the miR-449a/c family members in RE, among which the 5' isoform of miR-449c-miR-449c.1 was the most strongly up-regulated. Moreover, we found in a case study that the expression of miR-449c.1 and its precursor correlated with the histological assessment of the endometrial phase and patient age. We believe this study will promote the clinical investigation and application of the miR-449 family in the diagnosis and prognosis of human reproductive diseases.

Indexed as

endometrial receptivityisomiRsmicroRNAsmiR-449 family

Identifiers

PMID36671747
PMCPMC9855972
OpenAlexW4313327653

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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.