Evidence map›Paper›PMID 28634175›Full record

ArticleAmerican journal of physiology. Endocrinology and metabolism2017

Inter-relations between 3-hydroxypropionate and propionate metabolism in rat liver: relevance to disorders of propionyl-CoA metabolism.

Kirkland A Wilson, Yong Han, Miaoqi Zhang, Jeremy P Hess, Kimberly A Chapman, Gary W Cline, Gregory P Tochtrop, Henri Brunengraber, Guo-Fang Zhang

Open access · bronzeAbstract read
In one paragraph

Article in American journal of physiology. Endocrinology and metabolism, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.6field-weighted citation impact, top 7% 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

29 citing papers in PubMed, 49 citations in OpenAlex.

  1. 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

9 authors at 4 institutions in 1 country.

Kirkland A WilsonDepartment of Nutrition, Case Western Reserve University, Cleveland, Ohio.
Yong HanDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio.
Miaoqi ZhangDepartment of Nutrition, Case Western Reserve University, Cleveland, Ohio.
Jeremy P HessDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio.
Kimberly A ChapmanChildren's National Medical Center, Washington, District of Columbia.
Gary W ClineDepartment of Internal Medicine, Yale University, New Haven, Connecticut; and.
Gregory P TochtropDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio.
Henri BrunengraberDepartment of Nutrition, Case Western Reserve University, Cleveland, Ohio; hxb8@case.edu.
Guo-Fang ZhangDivision of Endocrinology, Metabolism and Nutrition, Department of Medicine, Duke Molecular Physiology Institute, Duke University, Durham, North Carolina.
Case Western Reserve University · USDuke University · USGeorge Washington University · USYale University · US

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM007250 · NIGMS · CASE WESTERN RESERVE UNIVERSITY · PI HUANG, ALEX YEE-CHEN · 1985 to 2023
$33.4M
Dynamic Metabolomics via Isotopomer Analysis(RMI)R33DK070291 · NIDDK · CASE WESTERN RESERVE UNIVERSITY · PI BRUNENGRABER, HENRI · 2004 to 2006
$3.3M
Clinical and Translational Science Collaborative of ClevelandTL1TR000441 · NCATS · CASE WESTERN RESERVE UNIVERSITY · PI KONSTAN, MICHAEL W. · 2012 to 2016
$2.8M
Cardiovascular Research Training Program (CRTP)T32HL105338 · NHLBI · CASE WESTERN RESERVE UNIVERSITY · PI JAIN, MUKESH KUMAR · 2010 to 2014
$1.8M
Lost anaplerosis in Propionic acidemia and Methylmalonic aciduria?K08DK105233 · NIDDK · CHILDREN'S RESEARCH INSTITUTE · PI CHAPMAN, KIMBERLY ANN · 2015 to 2017
$441k
NCATS NIH HHS UL1 TR001863NHLBI NIH HHS T32 HL105338NIDDK NIH HHS K08 DK105233NIDDK NIH HHS R33 DK070291NIGMS NIH HHS T32 GM007250
6 · The paper itself

Abstract

Propionate, 3-hydroxypropionate (3HP), methylcitrate, related compounds, and ammonium accumulate in body fluids of patients with disorders of propionyl-CoA metabolism, such as propionic acidemia. Although liver transplantation alleviates hyperammonemia, high concentrations of propionate, 3HP, and methylcitrate persist in body fluids. We hypothesized that conserved metabolic perturbations occurring in transplanted patients result from the simultaneous presence of propionate and 3HP in body fluids. We investigated the inter-relations of propionate and 3HP metabolism in perfused livers from normal rats using metabolomic and stable isotopic technologies. In the presence of propionate, 3HP, or both, we observed the following metabolic perturbations. First, the citric acid cycle (CAC) is overloaded but does not provide sufficient reducing equivalents to the respiratory chain to maintain the homeostasis of adenine nucleotides. Second, there is major CoA trapping in the propionyl-CoA pathway and a tripling of liver total CoA within 1 h. Third, liver proteolysis is stimulated. Fourth, propionate inhibits the conversion of 3HP to acetyl-CoA and its oxidation in the CAC. Fifth, some propionate and some 3HP are converted to nephrotoxic maleate by different processes. Our data have implications for the clinical management of propionic acidemia. They also emphasize the perturbations of the liver intermediary metabolism induced by supraphysiological, i.e., millimolar, concentrations of labeled propionate used to trace the intermediary metabolism, in particular, inhibition of CAC flux and major decreases in the [ATP]/[ADP] and [ATP]/[AMP] ratios.

Indexed as

Acyl Coenzyme AAmmonium CompoundsAnimalsCarbon IsotopesCitratesCitric Acid CycleLactic AcidLiverLiver TransplantationMaleOxidation-ReductionPropionatesPropionic AcidemiaProteolysisRatsRats, Sprague-Dawley2-methylcitric acidAcyl Coenzyme AAmmonium CompoundsCarbon IsotopesCitrateshydracrylic acidLactic AcidPropionatespropionic acidpropionyl-coenzyme A3-hydroxypropionatelivermetabolomic and stable isotopic analysispropionatepropionic acidemia

Identifiers

PMID28634175
PMCPMC5668600
OpenAlexW2675550963

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.