Evidence map›Paper›PMID 29237348›Full record

ArticleReproductive sciences (Thousand Oaks, Calif.)2018

Developmental Programming: Impact of Prenatal Testosterone Excess on Steroidal Machinery and Cell Differentiation Markers in Visceral Adipocytes of Female Sheep.

Muraly Puttabyatappa, Chunxia Lu, Jacob D Martin, Gregorio Chazenbalk, Daniel Dumesic, Vasantha Padmanabhan

Open access · bronzeAbstract read
In one paragraph

Article in Reproductive sciences (Thousand Oaks, Calif.), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
6.1field-weighted citation impact, top 4% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 34 citations in OpenAlex.

  1. Pooled it
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  12. Maternal food restriction-induced intrauterine growth restriction in a rat model leads to sex-specific adipogenic programming.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2020
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  20. Developmental Programming of PCOS Traits: Insights from the Sheep.Medical sciences (Basel, Switzerland) · 2019
    Review
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.

Muraly Puttabyatappa1 Department of Pediatrics, University of Michigan, Ann Arbor, MI, USA.
Chunxia Lu1 Department of Pediatrics, University of Michigan, Ann Arbor, MI, USA.
Jacob D Martin1 Department of Pediatrics, University of Michigan, Ann Arbor, MI, USA.
Gregorio Chazenbalk2 Department of Obstetrics and Gynecology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Daniel Dumesic2 Department of Obstetrics and Gynecology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Vasantha Padmanabhan1 Department of Pediatrics, University of Michigan, Ann Arbor, MI, USA.
Regional West Medical Center · USUniversity of California, Los Angeles · USUniversity of Michigan–Ann Arbor · US

Funding

Regional Pilot And Feasibility Study Grants ProgramP30DK020572 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI DAVID P OLSON · 2013 to 2026
$24.3M
STEROIDAL AND METABOLIC MEDIATION OF NEUROENDOCRINE CIRCUITRYP01HD044232 · NICHD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BROWN, MORTON B. · 2004 to 2015
$12.9M
NICHD NIH HHS P01 HD044232NIDDK NIH HHS P30 DK020572
6 · The paper itself

Abstract

Prenatal testosterone (T)-treated female sheep manifest reduced adipocyte size and peripheral insulin resistance. The small adipocyte phenotype may reflect defects in adipogenesis and its steroidal machinery. To test whether prenatal T treatment from gestational days 30 to 90 alters the visceral adipose tissue (VAT) steroidal machinery and reduces adipocyte differentiation, we examined expression of the steroidogenic enzymes, steroid receptors, and adipocyte differentiation markers at fetal day 90 and postnatal ages 10 and 21 months. Because gestational T treatment increases fetal T and maternal insulin, the contributions of these were assessed by androgen receptor antagonist or insulin sensitizer cotreatment, either separately (at fetal day 90 and 21 months of age time points) or together (10 months of age). The effects on adipogenesis were assessed in the VAT-derived mesenchymal stem cells (AT-MSCs) from pre- and postpubertal time points to evaluate the effects of pubertal steroidal changes on adipogenesis. Our results show that VAT manifests potentially a predominant estrogenic intracrine milieu (increased aromatase and estrogen receptor α) and reduced differentiation markers at fetal day 90 and postnatal 21 months of age. These changes appear to involve both androgenic and metabolic pathways. Preliminary findings suggest that prenatal T treatment reduces adipogenesis, decreases expression of differentiation, and increases expression of commitment markers at both pre- and postpubertal time points. Together, these findings suggest that (1) increased commitment of AT-MSCs to adipocyte lineage and decreased differentiation to adipocytes may underlie the small adipocyte phenotype of prenatal T-treated females and (2) excess T-induced changes in steroidal machinery in the VAT likely participate in the programming/maintenance of this defect.

Indexed as

AdipogenesisAdipocytesAndrogen Receptor AntagonistsAndrogensAnimalsFemaleHumansIntra-Abdominal FatMesenchymal Stem CellsPregnancyReceptors, AndrogenSheep, DomesticTestosteroneAndrogen Receptor AntagonistsAndrogensReceptors, AndrogenTestosteroneadipocytesandrogen antagonistestrogeninsulin sensitizersteroidstestosterone

Identifiers

PMID29237348
PMCPMC6346350
OpenAlexW2771749184

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.