Evidence map›Paper›PMID 30155192›Full record

ArticleChemical science2016

Eradicating mass spectrometric glycan rearrangement by utilizing free radicals.

Nikunj Desai, Daniel A Thomas, Jungeun Lee, Jinshan Gao, J L Beauchamp

Open access · diamondAbstract read
In one paragraph

Article in Chemical science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed, 36 citations in OpenAlex.

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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

5 authors at 3 institutions in 1 country.

Nikunj DesaiDepartment of Chemistry and Biochemistry , Center for Quantitative Obesity Research , Montclair State University , 1 Normal Avenue , Montclair , NJ 07043 , USA . Email: gaoj@montclair.edu.
Daniel A ThomasArthur Amos Noyes Laboratory of Chemical Physics , California Institute of Technology , 1200 East California Blvd , Pasadena , CA 91125 , USA . Email: jlbchamp@caltech.edu.
Jungeun LeeDepartment of Chemistry and Biochemistry , Center for Quantitative Obesity Research , Montclair State University , 1 Normal Avenue , Montclair , NJ 07043 , USA . Email: gaoj@montclair.edu.
Jinshan GaoDepartment of Chemistry and Biochemistry , Center for Quantitative Obesity Research , Montclair State University , 1 Normal Avenue , Montclair , NJ 07043 , USA . Email: gaoj@montclair.edu.
J L BeauchampArthur Amos Noyes Laboratory of Chemical Physics , California Institute of Technology , 1200 East California Blvd , Pasadena , CA 91125 , USA . Email: jlbchamp@caltech.edu.
California Institute of Technology · USMontclair State University · USQuantitative BioSciences · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mass spectrometric glycan rearrangement is problematic because it provides misleading structural information. Here we report on a new reagent, a methylated free radical activated glycan sequencing reagent (Me-FRAGS), which combines a free radical precursor with a methylated pyridine moiety that can be coupled to the reducing terminus of glycans. The collisional activation of Me-FRAGS-derivatized glycans generates a nascent free radical that concurrently induces abundant glycosidic bond and cross-ring cleavage without the need for subsequent activation. The product ions resulting from glycan rearrangement, including internal residue loss and multiple external residue losses, are precluded. Glycan structures can be easily assembled and visualized using a radical driven glycan deconstruction diagram (R-DECON diagram). The presence and location of

Identifiers

PMID30155192
PMCPMC6020757
OpenAlexW2345557550

What OpenQuestion holds

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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.