Evidence map›Paper›PMID 39279892›Full record

ReviewJournal of mass spectrometry and advances in the clinical lab2024

Understanding isotopes, isomers, and isobars in mass spectrometry.

Katharina Habler, Arber Rexhaj, Manuela Adling-Ehrhardt, Michael Vogeser

Abstract readReview
In one paragraph

Review in Journal of mass spectrometry and advances in the clinical lab, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
  4. Article
  5. High-Specificity and Sensitivity Imaging of Neutral Lipids Using Salt-Enhanced MALDI TIMS.Journal of the American Society for Mass Spectrometry · 2025
    Article
  6. Evaluation of the detuning ratio as a tool to detect potential interference in LC-MSMS analysis.Journal of mass spectrometry and advances in the clinical lab · 2025
    Article
  7. Review
  8. 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

4 authors.

Katharina HablerInstitute of Laboratory Medicine, LMU University Hospital, LMU Munich, Germany.
Arber RexhajInstitute of Laboratory Medicine, LMU University Hospital, LMU Munich, Germany.
Manuela Adling-EhrhardtInstitute of Laboratory Medicine, LMU University Hospital, LMU Munich, Germany.
Michael VogeserInstitute of Laboratory Medicine, LMU University Hospital, LMU Munich, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mass spectrometry (MS) is a versatile analytical tool used in various fields such as biochemistry, pharmacology, omics, and clinical analysis for determining and quantifying compounds based on their molecular mass and structure through the mass-to-charge ratio. While MS offers high specificity and selectivity, it encounters challenges including matrix effects, in-source fragmentation, and other interferences caused by natural isotopic abundance, as well as isomeric and isobaric compounds. These challenges can impede accurate qualitative and quantitative analysis. Visual aids such as graphical illustrations can help elucidate the chemical differences and similarities among isotopes, isomers, and isobaric compounds.

Indexed as

InterferenceIsobarIsomerIsotopeMass spectrometry

Identifiers

PMID39279892
PMCPMC11402307

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.