Evidence map›Paper›PMID 41479266›Full record

ArticleJournal of mass spectrometry : JMS2026

Quantitative Analysis of Polymers by MALDI-TOF Mass Spectrometry: Correlation Between Signal Intensity and Arm Number.

Mete-Sungur Dalgic, Sourabh Kumar, Steffen M Weidner

Abstract read
In one paragraph

Article in Journal of mass spectrometry : JMS, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. KMD-Enhanced MALDI-ToF MS for Polymer Biodegradation Analysis.Journal of the American Society for Mass Spectrometry · 2026
    Article
  2. Article
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

3 authors.

Mete-Sungur DalgicBundesanstalt für Materialforschung und -prüfung -BAM, Berlin, Germany.ORCID https://orcid.org/0009-0006-1547-2133
Sourabh KumarBundesanstalt für Materialforschung und -prüfung -BAM, Berlin, Germany.
Steffen M WeidnerBundesanstalt für Materialforschung und -prüfung -BAM, Berlin, Germany.ORCID https://orcid.org/0000-0001-8111-2765

Funding

Deutsche Forschungsgemeinschaft WE 2493/5-1
6 · The paper itself

Abstract

The signal intensities of linear and star-shaped poly(L-lactides) (PLA) and poly (ethylene oxides) (PEO) were compared to determine the influence of the number of arms on the ionization in matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry. In this study, a variety of blends were prepared and investigated, including binary and ternary combinations of linear and star-shaped polymers with similar molecular masses. The focus was on examining their intensity ratios. In equimolar binary PLA blends, polymer stars were observed to exhibit higher intensities than their linear counterparts. This result was supported by experiments with equimolar ternary PLA blends, which clearly demonstrated an intensity dependence on the number of polymer arms. It was observed that four-arm PLA exhibited higher intensities than three-arm PLA. A similar trend was observed in investigations involving acetylated polymer end groups, suggesting that differences in ionization are primarily influenced by polymer architecture rather than end groups. In order to validate this assumption, the binding energies for [polymer-K]

Indexed as

MALDI TOF MSpolymersquantificationtopology

Identifiers

PMID41479266
PMCPMC12757704

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.