Evidence map›Paper›PMID 35197517›Full record

ArticleScientific reports2022

Mitochondrial dysfunction associated with TANGO2 deficiency.

Paige Heiman, Al-Walid Mohsen, Anuradha Karunanidhi, Claudette St Croix, Simon Watkins, Erik Koppes, Richard Haas, Jerry Vockley, Lina Ghaloul-Gonzalez

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05374616 (Natural History Study and Establishment of a Biorepository-TANGO2-related Disorder), which is not on this map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.8field-weighted citation impact, top 5% 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.

NCT05374616 recruitingnot on this map

Natural History Study and Establishment of a Biorepository-TANGO2-related Disorder

TypeobservationalSponsorBaylor College of MedicineRan2018 to 2030Enrolled300ConditionsTANGO2-related DisorderArmsObservation
3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 45 citations in OpenAlex.

  1. Oligodendroglial TANGO2 Regulates Lipid Metabolism to Control Motor Coordination.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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  19. The Journal of innovations in cardiac rhythm management · 2024
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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 2 institutions in 1 country.

Paige HeimanDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA.
Al-Walid MohsenDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA.
Anuradha KarunanidhiDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA.
Claudette St CroixDepartment of Cell Biology, Center for Biologic Imaging, University of Pittsburgh, Pittsburgh, PA, USA.
Simon WatkinsDepartment of Cell Biology, Center for Biologic Imaging, University of Pittsburgh, Pittsburgh, PA, USA.
Erik KoppesDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA.
Richard HaasDivision of Pediatric Neurology, Departments of Neurosciences and Pediatrics, University of California San Diego and Rady Children's Hospital-San Diego, San Diego, CA, USA.
Jerry VockleyDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA.
Lina Ghaloul-GonzalezDivision of Genetic and Genomic Medicine, Department of Pediatrics, University of Pittsburgh, Pittsburgh, PA, USA. Lina.Gonzalez@chp.edu.
University of Pittsburgh · USUniversity of California, San Diego · US

Funding

Characterization of Branched Chain Amino Acid Metabolism and Its DeficiencyR01DK109907 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI VOCKLEY, GERARD · 2016 to 2024
$4.1M
Precision Genomic Medicine in The Plain Communities and its Impact on The Plain and General PopulationK08HG010490 · NHGRI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GHALOUL-GONZALEZ, LINA · 2019 to 2023
$910k
NHGRI NIH HHS K08 HG010490NIDDK NIH HHS R01 DK109907
6 · The paper itself

Abstract

Transport and Golgi Organization protein 2 Homolog (TANGO2)-related disease is an autosomal recessive disorder caused by mutations in the TANGO2 gene. Symptoms typically manifest in early childhood and include developmental delay, stress-induced episodic rhabdomyolysis, and cardiac arrhythmias, along with severe metabolic crises including hypoglycemia, lactic acidosis, and hyperammonemia. Severity varies among and within families. Previous studies have reported contradictory evidence of mitochondrial dysfunction. Since the clinical symptoms and metabolic abnormalities are suggestive of a broad dysfunction of mitochondrial energy metabolism, we undertook a broad examination of mitochondrial bioenergetics in TANGO2 deficient patients utilizing skin fibroblasts derived from three patients exhibiting TANGO2-related disease. Functional studies revealed that TANGO2 protein was present in mitochondrial extracts of control cells but not patient cells. Superoxide production was increased in patient cells, while oxygen consumption rate, particularly under stress, along with relative ATP levels and β-oxidation of oleate were reduced. Our findings suggest that mitochondrial function should be assessed and monitored in all patients with TANGO2 mutation as targeted treatment of the energy dysfunction could improve outcome in this condition.

Indexed as

Aryl Hydrocarbon Receptor Nuclear TranslocatorMitochondriaAdolescentAdultCells, CulturedChildFatty AcidsFemaleFibroblastsHumansMaleMitochondrial DynamicsMitochondrial ProteinsVesicular Transport ProteinsARNT protein, humanAryl Hydrocarbon Receptor Nuclear TranslocatorFatty AcidsMitochondrial ProteinsTANGO2 protein, humanVesicular Transport Proteins

Identifiers

PMID35197517
PMCPMC8866466
OpenAlexW4212864990

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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.