Evidence map›Paper›PMID 29802264›Full record

ArticleScientific reports2018

Development and validation of a LC-MS/MS assay for pharmacokinetic studies of complement C5a receptor antagonists PMX53 and PMX205 in mice.

Vinod Kumar, John D Lee, Richard J Clark, Trent M Woodruff

Open access · goldAbstract readValidation Study
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

16 citing papers in PubMed, 30 citations in OpenAlex.

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  8. Secondary metabolite induced tolerance toFrontiers in microbiology · 2023
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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

4 authors at 1 institution in 1 country.

Vinod KumarSchool of Biomedical Sciences, the University of Queensland, Brisbane, QLD, 4072, Australia.
John D LeeSchool of Biomedical Sciences, the University of Queensland, Brisbane, QLD, 4072, Australia.
Richard J ClarkSchool of Biomedical Sciences, the University of Queensland, Brisbane, QLD, 4072, Australia.
Trent M WoodruffSchool of Biomedical Sciences, the University of Queensland, Brisbane, QLD, 4072, Australia. t.woodruff@uq.edu.au.ORCID 0000-0003-1382-911X
The University of Queensland · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

PMX53 and PMX205 are cyclic hexapeptide inhibitors of complement C5a receptors (C5aR1), that are widely used to study C5aR1 pathobiology in mouse models of disease. Despite their widespread use, limited information regarding their pharmacokinetics have been reported. Here, a bioanalytical method for the quantitative determination of PMX53 and PMX205 in plasma, brain and spinal cord of mice was developed using liquid chromatography-tandem mass spectrometry (LC-MS/MS) techniques. The LC-MS/MS method was validated in all three matrices according to regulatory guidelines and successfully applied to pharmacokinetic studies of PMX53 and PMX205 in C57BL/6 J mice following intravenous administration. The developed method was highly sensitive and sufficiently accurate with a lower limit of quantification within the range of 3-6 ng/ml in extracted plasma samples and 3-6 ng/g in processed tissue samples, which outperforms previously published LC-MS/MS methods. The results thus support the suitability, reliability, reproducibility and sensitivity of this validated technique. This method can therefore be applied to perform a complete pre-clinical investigation of PMX53 and PMX205 pharmacokinetics in mice.

Indexed as

AnimalsCalibrationChromatography, LiquidComplement C5aMicePeptides, CyclicTandem Mass SpectrometryTissue DistributionAcPhe(ornithine-Pro-cyclohexylamine-Trp-Arg)Complement C5ahydrocinnamate-cyclo(ornithyl-prolyl-cyclohexylalanyl-tryptophyl-arginyl)Peptides, Cyclic

Identifiers

PMID29802264
PMCPMC5970165
OpenAlexW2803975522

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.