Evidence map›Paper›PMID 32366044›Full record

ArticleCells2020

Organoids of Human Endometrium: A Powerful In Vitro Model for the Endometrium-Embryo Cross-Talk at the Implantation Site.

Alice Luddi, Valentina Pavone, Bianca Semplici, Laura Governini, Mattia Criscuoli, Eugenio Paccagnini, Mariangela Gentile, Giuseppe Morgante, Vincenzo De Leo, Giuseppe Belmonte and 2 more

Open access · goldAbstract read
In one paragraph

Article in Cells, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 1 pooled it
2.9field-weighted citation impact, top 8% 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

45 citing papers in PubMed, 1 synthesis or guideline pooled it, 68 citations in OpenAlex.

  1. Pooled it
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  9. Maternal-fetal interface organoids: a new era in pregnancy research.Frontiers in bioengineering and biotechnology · 2026
    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

12 authors at 1 institution in 1 country.

Alice LuddiDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Valentina PavoneDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Bianca SempliciDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Laura GoverniniDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Mattia CriscuoliExosomics SpA, Siena 53100, Italy.
Eugenio PaccagniniDepartment of Life Sciences, University of Siena, Siena 53100, Italy.ORCID 0000-0002-9784-2057
Mariangela GentileDepartment of Life Sciences, University of Siena, Siena 53100, Italy.ORCID 0000-0002-4928-4652
Giuseppe MorganteDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.ORCID 0000-0001-5024-2321
Vincenzo De LeoDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Giuseppe BelmonteDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
Natasa ZarovniExosomics SpA, Siena 53100, Italy.
Paola PiomboniDepartment of Molecular and Developmental Medicine, University of Siena, Siena 53100, Italy.
University of Siena · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Embryo implantation has been defined as the "black box" of human reproduction. Most of the knowledge on mechanisms underlining this process derives from animal models, but they cannot always be translated to humans. Therefore, the development of an in vitro/ex vivo model recapitulating as closely and precisely as possible the fundamental functional features of the human endometrial tissue is very much desirable. Here, we have validated endometrial organoids as a suitable 3D-model to studying epithelial endometrial interface for embryo implantation. Transmission and scanning electron microscopy analyses showed that organoids preserve the glandular organization and cell ultrastructural characteristics. They also retain the responsiveness to hormonal treatment specific to the corresponding phase of the menstrual cycle, mimicking the in vivo glandular-like aspect and functions. Noteworthy, organoids mirroring the early secretive phase show the development of pinopodes, large cytoplasmic apical protrusions of the epithelial cells, traditionally considered as reliable key features of the implantation window. Moreover, organoids express glycodelin A (GdA), a cycle-dependent marker of the endometrial receptivity, with its quantitative and qualitative features accounting well for the profile detected in the endometrium in vivo. Accordingly, organoids deriving from the eutopic endometrium of women with endometriosis show a GdA glycosylation pattern significantly different from healthy organoids, confirming our prior data on endometrial tissues. The present results strongly support the idea that organoids may closely recapitulate the molecular and functional characteristics of their cells/tissue of origin.

Indexed as

Embryo ImplantationModels, BiologicalAdultCell ShapeEmbryo, MammalianEndometriosisEndometriumEpithelial CellsFemaleGene Expression ProfilingGene Expression RegulationGlycodelinHormonesHumansMenstrual CycleOrganoidsGlycodelinHormones3D-cell cultureendometriosisGlycodelin Ahuman endometriumimplantation

Identifiers

PMID32366044
PMCPMC7291023
OpenAlexW3022182025

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.