Evidence map›Paper›PMID 20410205›Full record

ArticleEndocrinology2010

Functional differentiation of uterine stromal cells involves cross-regulation between bone morphogenetic protein 2 and Kruppel-like factor (KLF) family members KLF9 and KLF13.

John Mark P Pabona, Zhaoyang Zeng, Frank A Simmen, Rosalia C M Simmen

Open access · bronzeAbstract read
In one paragraph

Article in Endocrinology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
0.8field-weighted citation impact, top 28% 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

31 citing papers in PubMed, 42 citations in OpenAlex.

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  16. Expression of PIK3IP1 in the murine uterus during early pregnancy.Biochemical and biophysical research communications · 2018
    Article
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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

4 authors at 1 institution in 1 country.

John Mark P PabonaDepartment of Physiology and Biophysics, and Arkansas Children's Nutrition Center, 15 Children's Way, Little Rock, AR 72202, USA.
Zhaoyang Zeng
Frank A Simmen
Rosalia C M Simmen
Arkansas Cardiology · US

Funding

UTEROFERRIN GENE EXPRESSION DURING DEVELOPMENTR01HD021961 · NICHD · UNIVERSITY OF FLORIDA · PI SIMMEN, ROSALIA C · 1991 to 2008
$2.1M
NICHD NIH HHS R01 HD021961NICHD NIH HHS R01 HD-21961
6 · The paper itself

Abstract

The inability of the uterine epithelium to enter a state of receptivity for the embryo to implant is a significant underlying cause of early pregnancy loss. We previously showed that mice null for the progesterone receptor (PGR)-interacting protein Krüppel-like factor (KLF) 9 are subfertile and exhibit reduced uterine progesterone sensitivity. KLF9 expression is high in predecidual stroma, undetectable in decidua, and enhanced in uteri of mice with conditional ablation of bone morphogenetic protein 2 (BMP2). Given the individual importance of KLF9 and BMP2 for implantation success, we hypothesized that the establishment of uterine receptivity involves KLF9 and BMP2 functional cross-regulation. To address this, we used early pregnant wild-type and Klf9 null mice and KLF9 small interfering RNA-transfected human endometrial stromal cells (HESCs) induced to differentiate under standard conditions. Loss of KLF9 in mice and HESCs enhanced BMP2 expression, whereas recombinant BMP2 treatment of HESCs attenuated KLF9 mRNA levels. IGFBP1 and KLF9-related KLF13 expression were positively associated with BMP2 and inversely associated with KLF9. Prolonged, but not short-term, knockdown of KLF9 in HESCs reduced IGFBP1 expression. Mouse uterine Igfbp1 expression was similarly reduced with Klf9 ablation. PGR-A and PGR-B expression were positively associated with KLF9 in predecidual HESCs but not decidualizing HESCs. KLF13 knockdown attenuated BMP2 and PGR-B and abrogated BMP2-mediated inhibition of KLF9 expression. Results support cross-regulation among BMP2, KLF9, and KLF13 to maintain progesterone sensitivity in stromal cells undergoing differentiation and suggest that loss of this regulatory network compromises establishment of uterine receptivity and implantation success.

Indexed as

AnimalsBlotting, WesternBone Morphogenetic Protein 2Cell Cycle ProteinsCell LineEndometriumFemaleHumansImmunohistochemistryKruppel-Like Transcription FactorsMaleMicePolymerase Chain ReactionPregnancyRepressor ProteinsRNA InterferenceBone Morphogenetic Protein 2Cell Cycle ProteinsKlf13 protein, mouseKlf9 protein, mouseKruppel-Like Transcription FactorsRepressor Proteins

Identifiers

PMID20410205
PMCPMC2903926
OpenAlexW2070144111

What OpenQuestion holds

Textmetadata
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.