Evidence map›Paper›PMID 27793852›Full record

ArticleAmerican journal of physiology. Heart and circulatory physiology2017

Acute exposure to progesterone attenuates cardiac contraction by modifying myofilament calcium sensitivity in the female mouse heart.

Hirad A Feridooni, Jennifer K MacDonald, Anjali Ghimire, W Glen Pyle, Susan E Howlett

Open access · bronzeAbstract read
In one paragraph

Article in American journal of physiology. Heart and circulatory physiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.6field-weighted citation impact, top 15% 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

18 citing papers in PubMed, 27 citations in OpenAlex.

  1. Review
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  9. Guidelines on the use of sex and gender in cardiovascular research.American journal of physiology. Heart and circulatory physiology · 2024
    Review
  10. Article
  11. Article
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  14. Review
  15. Ageing, sex, and cardioprotection.British journal of pharmacology · 2020
    Review
  16. Article
  17. Role of pregnancy hormones and hormonal interaction on the maternal cardiovascular system: a literature review.Clinical research in cardiology : official journal of the German Cardiac Society · 2019
    Review
  18. Statistical considerations in reporting cardiovascular research.American journal of physiology. Heart and circulatory physiology · 2018
    Article
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

5 authors at 2 institutions in 1 country.

Hirad A FeridooniDepartment of Pharmacology, Dalhousie University, Halifax, Nova Scotia, Canada.
Jennifer K MacDonaldDepartment of Pharmacology, Dalhousie University, Halifax, Nova Scotia, Canada.
Anjali GhimireDepartment of Pharmacology, Dalhousie University, Halifax, Nova Scotia, Canada.
W Glen PyleCentre for Cardiovascular Investigations, Department of Biomedical Sciences, University of Guelph, Guelph, Ontario, Canada; and.
Susan E HowlettDepartment of Pharmacology, Dalhousie University, Halifax, Nova Scotia, Canada; Susan.Howlett@dal.ca.ORCID http://orcid.org/0000-0001-5351-6308
Dalhousie University · CAUniversity of Guelph · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Acute application of progesterone attenuates cardiac contraction, although the underlying mechanisms are unclear. We investigated whether progesterone modified contraction in isolated ventricular myocytes and identified the Ca NEW & NOTEWORTHY: We investigated myocardial effects of acute application of progesterone. In females, but not males, progesterone attenuates and slows cardiomyocyte contraction with no effect on calcium transients. Progesterone also reduces myofilament calcium sensitivity in female hearts. This may adversely affect heart function, especially when serum progesterone levels are high in pregnancy.Listen to this article's corresponding podcast at https://ajpheart.podbean.com/e/acute-progesterone-modifies-cardiac-contraction/.

Indexed as

AnimalsCalciumCardiotonic AgentsCarrier ProteinsEstrenesFemaleFluorocarbonsHeart VentriclesHydrazonesMaleMiceMice, Inbred C57BLMyocardial ContractionMyocytes, CardiacMyofibrilsMyosin Binding Protein CCalciumCardiotonic AgentsCarrier ProteinsEstrenesFluorocarbonsHydrazoneslonaprisanMyosin Binding Protein CMyosinsProgesteroneProgestinsPyridazinesReceptors, ProgesteroneSimendanexcitation-contraction couplinggendersex differencessex hormones

Identifiers

PMID27793852
PMCPMC5283917
OpenAlexW2543046659

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.