Evidence map›Paper›PMID 31539226›Full record

ArticleAnalytical chemistry2019

In-Depth Compositional and Structural Characterization of N-Glycans Derived from Human Urinary Exosomes.

Woran Song, Xiaomei Zhou, John D Benktander, Stefan Gaunitz, Guozhang Zou, Ziyu Wang, Milos V Novotny, Stephen C Jacobson

Abstract read
In one paragraph

Article in Analytical chemistry, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–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

14 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Review
  5. Article
  6. Review
  7. Review
  8. What can urinary exosomes tell us?Cellular and molecular life sciences : CMLS · 2021
    Review
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Review
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

8 authors.

Woran SongDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
Xiaomei ZhouDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
John D BenktanderDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
Stefan GaunitzDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
Guozhang ZouDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
Ziyu WangDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.
Milos V NovotnyDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.ORCID 0000-0001-5530-7059
Stephen C JacobsonDepartment of Chemistry , Indiana University , Bloomington , Indiana 47405-7102 , United States.ORCID 0000-0003-2415-041X

Funding

Microfluidic Devices for Cancer Screening by N-Glycan AnalysisR01GM106084 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI JACOBSON, STEPHEN C · 2014 to 2017
$1.2M
NIGMS NIH HHS R01 GM106084
6 · The paper itself

Abstract

The study of exosomes has become increasingly popular due to their potentially important biological roles. Urine can be used as an effective source of exosomes for noninvasive investigations into the pathophysiological states of the urinary system, but first, detailed characterization of exosomal components in healthy individuals is essential. Here, we significantly extend the number of N-glycan compositions, including sulfated species, identified from urinary exosomes and determine the sialic acid linkages for many of those compositions. Capillary electrophoresis-mass spectrometry (CE-MS), matrix-assisted laser desorption/ionization mass spectrometry (MALDI-MS), and capillary liquid chromatography-tandem mass spectrometry (LC-MS/MS) were used to identify N-glycan and sulfated N-glycan compositions. Second, because the alteration of sialylation patterns has been previously implicated in various disease states, ion-exchange chromatography, microfluidic capillary electrophoresis (CE), and MALDI-MS were adopted to resolve positional isomers of sialic acids. Structures of the sialyl-linkage isomers were assigned indirectly through α2-3 sialidase treatment and sialic acid linkage-specific alkylamidation (SALSA). In total, we have identified 219 N-glycan structures that include 175 compositions, 64 sialic acid linkage isomers, 26 structural isomers, and 27 sulfated glycans.

Indexed as

Carbohydrate ConformationChromatography, LiquidElectrophoresis, CapillaryExosomesHumansPolysaccharidesSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationTandem Mass SpectrometryUrinePolysaccharides

Identifiers

PMID31539226
PMCPMC6834888

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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.