Evidence map›Paper›PMID 32479092›Full record

ArticleAnalytical chemistry2020

Unsaturation Elements and Other Modifications of Phospholipids in Bacteria: New Insight from Ultraviolet Photodissociation Mass Spectrometry.

Molly S Blevins, Virginia K James, Carmen M Herrera, Alexandria B Purcell, M Stephen Trent, Jennifer S Brodbelt

Open access · greenAbstract read
In one paragraph

Article in Analytical chemistry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

13 citing papers in PubMed, 31 citations in OpenAlex.

  1. Article
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  3. Analytical applications of gas-phase ion chemistry enabled by mass spectrometry.Analytical methods : advancing methods and applications · 2026
    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

6 authors at 2 institutions in 1 country.

Molly S BlevinsDepartment of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States.
Virginia K JamesDepartment of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States.
Carmen M HerreraDepartment of Infectious Diseases, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, United States.
Alexandria B PurcellDepartment of Infectious Diseases, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, United States.
M Stephen TrentDepartment of Infectious Diseases, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, United States.ORCID 0000-0001-6134-1800
Jennifer S BrodbeltDepartment of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States.ORCID 0000-0003-3207-0217
The University of Texas at Austin · USUniversity of Georgia · US

Funding

The Cell Envelope of the Multi-Drug Resistant Pathogen Acinetobacter baumanniiR01AI150098 · NIAID · UNIVERSITY OF GEORGIA · PI Michael Stephen Trent · 2020 to 2026
$3.9M
Development of a novel vaccine platform: Surface Antigen/Adjuvant Vaccine Engineering (SAAVE)R01AI129940 · NIAID · UNIVERSITY OF GEORGIA · PI TRENT, MICHAEL STEPHEN · 2017 to 2021
$3.3M
UVPD-MS Characterization of LipopolysaccharidesR01GM103655 · NIGMS · UNIVERSITY OF TEXAS AT AUSTIN · PI BRODBELT, JENNIFER S. · 2012 to 2019
$2.3M
Molecular mechanisms required for the maintenance of the gram-negative outer membraneR01AI138576 · NIAID · UNIVERSITY OF GEORGIA · PI TRENT, MICHAEL STEPHEN · 2018 to 2022
$2.0M
NIAID NIH HHS R01 AI129940NIAID NIH HHS R01 AI138576NIAID NIH HHS R01 AI150098NIGMS NIH HHS R01 GM103655
6 · The paper itself

Abstract

Glycerophospholipids (GPLs), one of the main components of bacterial cell membranes, exhibit high levels of structural complexity that are directly correlated with biophysical membrane properties such as permeability and fluidity. This structural complexity arises from the substantial variability in the individual GPL structural components such as the acyl chain length and headgroup type and is further amplified by the presence of modifications such as double bonds and cyclopropane rings. Here we use liquid chromatography coupled to high-resolution and high-mass-accuracy ultraviolet photodissociation mass spectrometry for the most in-depth study of bacterial GPL modifications to date. In doing so, we unravel a diverse array of unexplored GPL modifications, ranging from acyl chain hydroxyl groups to novel headgroup structures. Along with characterizing these modifications, we elucidate general trends in bacterial GPL unsaturation elements and thus aim to decipher some of the biochemical pathways of unsaturation incorporation in bacterial GPLs. Finally, we discover aminoacyl-PGs not only in Gram-positive bacteria but also in Gram-negative

Indexed as

Ultraviolet RaysChromatography, High Pressure LiquidGlycerophospholipidsGram-Negative BacteriaGram-Positive BacteriaMass SpectrometryPhotolysisGlycerophospholipids

Identifiers

PMID32479092
PMCPMC7384744
OpenAlexW3029257552

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.