Evidence map›Paper›PMID 32803303›Full record

ArticleAnalytical and bioanalytical chemistry2020

Direct sample introduction GC-MS/MS for quantification of organic chemicals in mammalian tissues and blood extracted with polymers without clean-up.

Andreas Baumer, Beate I Escher, Julia Landmann, Nadin Ulrich

Abstract read
In one paragraph

Article in Analytical and bioanalytical chemistry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. 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

4 authors.

Andreas BaumerDepartment Cell Toxicology, Helmholtz Centre for Environmental Research-UFZ, 04318, Leipzig, Germany. andreas.baumer@ufz.de.ORCID http://orcid.org/0000-0002-8770-5745
Beate I EscherDepartment Cell Toxicology, Helmholtz Centre for Environmental Research-UFZ, 04318, Leipzig, Germany.
Julia LandmannInstitute of Anatomy, University of Leipzig, 04103, Leipzig, Germany.
Nadin UlrichDepartment Analytical Environmental Chemistry, Helmholtz Centre for Environmental Research-UFZ, 04318, Leipzig, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Solvent extracts of mammalian tissues and blood contain a large amount of co-extracted matrix components, in particular lipids, which can adversely affect instrumental analysis. Clean-up typically degrades non-persistent chemicals. Alternatively, passive sampling with the polymer polydimethylsiloxane (PDMS) has been used for a comprehensive extraction from tissue without altering the mixture composition. Despite a smaller fraction of matrix being co-extracted by PDMS than by solvent extraction, direct analysis of PDMS extracts was only possible with direct sample introduction (DSI) GC-MS/MS, which prevented co-extracted matrix components entering the system. Limits of quantitation (LOQ) ranged from 4 to 20 pg μL

Indexed as

AnimalsGas Chromatography-Mass SpectrometryLimit of DetectionOrganic ChemicalsPolymersReference StandardsReproducibility of ResultsTandem Mass SpectrometryOrganic ChemicalsPolymersCo-extracted matrixDirect sample introduction GC-MS/MSMammalian tissuesPassive samplingPDMSReduction of matrix effects

Identifiers

PMID32803303
PMCPMC7497510

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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.