Evidence map›Paper›PMID 18634919›Full record

ReviewProgress in cardiovascular diseases

Metabolic reserve of the heart: the forgotten link between contraction and coronary flow.

Christos Kassiotis, Mitra Rajabi, Heinrich Taegtmeyer

Abstract readReview
In one paragraph

Review in Progress in cardiovascular diseases. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

23 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Review
  8. Review
  9. Article
  10. Optimizing the Use of iPSC-CMs for Cardiac Regeneration in Animal Models.Animals : an open access journal from MDPI · 2020
    Review
  11. Review
  12. Review
  13. Article
  14. Review
  15. Review
  16. Clinical value of hyperemic left ventricular systolic function in vasodilator stress testing.Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology · 2017
    Review
  17. Article
  18. Article
  19. Article
  20. 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

3 authors.

Christos KassiotisDepartment of Internal Medicine, Division of Cardiology, The University of Texas Houston Medical School, Houston, TX 77030, USA.
Mitra Rajabi
Heinrich Taegtmeyer

Funding

SWITCHING OF METABOLIC GENES IN UNLOADED HEARTR01HL061483 · NHLBI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI TAEGTMEYER, HEINRICH · 1999 to 2021
$6.2M
Glucolipotoxicity and Cardiac Dysfunction in ObesityR01HL073162 · NHLBI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI TAEGTMEYER, HEINRICH · 2003 to 2007
$2.5M
NHLBI NIH HHS R01 HL061483NHLBI NIH HHS R01 HL073162NIA NIH HHS R01 HL/AG 61483PHS HHS R0I HLO73162
6 · The paper itself

Abstract

Myocardial energy substrate metabolism entails a complex system of enzyme catalyzed reactions, in which the heart efficiently converts chemical to mechanical energy. The system is highly regulated and responsive to changes in workload as well as in substrate and hormone supply to the heart. Akin to the terms "contractile reserve" and "coronary flow reserve" we propose the term "metabolic reserve" to reflect the heart's capacity to respond to increases in workload. The heart's metabolic response to inotropic stimulation involves the ability to increase oxidative metabolism over a wide range, by activating the oxidation of glycogen and carbohydrate substrates. Here we review the known biochemical mechanisms responsible for those changes. Specifically, we explore the notion that disturbances in the metabolic reserve result in contractile dysfunction of the stressed heart.

Indexed as

Coronary CirculationEnergy MetabolismGlycogenHumansMyocardial ContractionMyocardiumGlycogen

Identifiers

PMID18634919
PMCPMC3645900

What OpenQuestion holds

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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.