Evidence map›Paper›PMID 26911846›Full record

ArticleAmerican journal of physiology. Renal physiology2016

Early lipid changes in acute kidney injury using SWATH lipidomics coupled with MALDI tissue imaging.

Sangeetha Rao, Kelly B Walters, Landon Wilson, Bo Chen, Subhashini Bolisetty, David Graves, Stephen Barnes, Anupam Agarwal, Janusz H Kabarowski

Open access · bronzeAbstract read
In one paragraph

Article in American journal of physiology. Renal physiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
3.8field-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

40 citing papers in PubMed, 1 synthesis or guideline pooled it, 63 citations in OpenAlex.

  1. Preclinical models versus clinical renal ischemia reperfusion injury: A systematic review based on metabolic signatures.American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons · 2022
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  13. PGC-1Acta pharmaceutica Sinica. B · 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 4 institutions in 1 country.

Sangeetha RaoDivision of Pediatric Critical Care, Children's Hospital of Alabama, Birmingham, Alabama;
Kelly B WaltersDepartment of Chemistry, University of Alabama at Birmingham, Birmingham, Alabama; Department of Microbiology, University of Alabama at Birmingham, Birmingham, Alabama;
Landon WilsonTargeted Metabolomics and Proteomics Laboratory, Department of Pharmacology and Toxicology, University of Alabama at Birmingham, Birmingham, Alabama; and.
Bo ChenDivision of Nephrology and Nephrology Research and Training Center, University of Alabama at Birmingham, Birmingham, Alabama.
Subhashini BolisettyDivision of Nephrology and Nephrology Research and Training Center, University of Alabama at Birmingham, Birmingham, Alabama.
David GravesDepartment of Chemistry, University of Alabama at Birmingham, Birmingham, Alabama;
Stephen BarnesTargeted Metabolomics and Proteomics Laboratory, Department of Pharmacology and Toxicology, University of Alabama at Birmingham, Birmingham, Alabama; and.
Anupam AgarwalDivision of Nephrology and Nephrology Research and Training Center, University of Alabama at Birmingham, Birmingham, Alabama.
Janusz H KabarowskiDepartment of Microbiology, University of Alabama at Birmingham, Birmingham, Alabama; janusz@uab.edu.
University of Alabama at Birmingham · USPediatric Nephrology of Alabama · USChildren's of Alabama · USTarget (United States) · US

Funding

UAB-UCSD O'Brien Core Center for Acute Kidney Injury ResearchP30DK079337 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SANDERS, PAUL W. · 2008 to 2022
$18.3M
Human Heme Oxygenase-1 Gene Regulation in Renal InjuryR01DK059600 · NIDDK · UNIVERSITY OF FLORIDA · PI AGARWAL, ANUPAM, GEORGE, JAMES F · 2002 to 2019
$4.5M
Ferritin mediates epithelial cell-macrophage cross talk in acute kidney injuryK01DK103931 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BOLISETTY, SUBHASHINI · 2014 to 2018
$752k
NIDDK NIH HHS K01 DK103931NIDDK NIH HHS P30 DK079337NIDDK NIH HHS R01 DK059600
6 · The paper itself

Abstract

Acute kidney injury (AKI) is one of the leading causes of in-hospital morbidity and mortality, particularly in critically ill patients. Although our understanding of AKI at the molecular level remains limited due to its complex pathophysiology, recent advances in both quantitative and spatial mass spectrometric approaches offer new opportunities to assess the significance of renal metabolomic changes in AKI models. In this study, we evaluated lipid changes in early ischemia-reperfusion (IR)-related AKI in mice by using sequential window acquisition of all theoretical spectra (SWATH)-mass spectrometry (MS) lipidomics. We found a significant increase in two abundant ether-linked phospholipids following IR at 6 h postinjury, a plasmanyl choline, phosphatidylcholine (PC) O-38:1 (O-18:0, 20:1), and a plasmalogen, phosphatidylethanolamine (PE) O-42:3 (O-20:1, 22:2). Both of these lipids correlated with the severity of AKI as measured by plasma creatinine. In addition to many more renal lipid changes associated with more severe AKI, PC O-38:1 elevations were maintained at 24 h post-IR, while renal PE O-42:3 levels decreased, as were all ether PEs detected by SWATH-MS at this later time point. To further assess the significance of this early increase in PC O-38:1, we used matrix-assisted laser desorption ionization imaging mass spectrometry (MALDI-IMS) to determine that it occurred in proximal tubules, a region of the kidney that is most prone to IR injury and also rich in the rate-limiting enzymes involved in ether-linked phospholipid biosynthesis. Use of SWATH-MS lipidomics in conjunction with MALDI-IMS for lipid localization will help in elucidating the role of lipids in the pathobiology of AKI.

Indexed as

Lipid MetabolismSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationAcute Kidney InjuryAnimalsMaleMetabolomicsMice, Inbred C57BLReperfusion Injuryacute kidney injuryAKIIRischemia-reperfusionlipidomicsMALDI-IMSmatrix-assisted laser desorption ionization imaging mass spectrometrysequential window acquisition of all theoretical spectra mass spectrometrySWATH-MS

Identifiers

PMID26911846
PMCPMC4889318
OpenAlexW2290567590

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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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.