Evidence map›Paper›PMID 31287544›Full record

ArticleJournal of analytical toxicology2020

Proposed BoNT/A and /B Peptide Substrates Cannot Detect Multiple Subtypes in the Endopep-MS Assay.

Suzanne R Kalb, Jakub Baudys, Kaitlyn Kiernan, Dongxia Wang, François Becher, John R Barr

Abstract read
In one paragraph

Article in Journal of analytical toxicology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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

6 authors.

Suzanne R KalbDivision of Laboratory Sciences, Centers for Disease Control and Prevention, National Center for Environmental Health, Buford Hwy, Northeast Atlanta, GA, USA.
Jakub BaudysDivision of Laboratory Sciences, Centers for Disease Control and Prevention, National Center for Environmental Health, Buford Hwy, Northeast Atlanta, GA, USA.
Kaitlyn KiernanDivision of Laboratory Sciences, Centers for Disease Control and Prevention, National Center for Environmental Health, Buford Hwy, Northeast Atlanta, GA, USA.
Dongxia WangDivision of Laboratory Sciences, Centers for Disease Control and Prevention, National Center for Environmental Health, Buford Hwy, Northeast Atlanta, GA, USA.
François BecherService de Pharmacologie et Immunoanalyse, Laboratoire d'Etude du Métabolisme des Médicaments, Commissariat à l'Énergie Atomique et aux Énergies Alternatives, Institut National de la Recherche Agronomique, Université Paris Saclay, Gif-sur-Yvette, France.
John R BarrDivision of Laboratory Sciences, Centers for Disease Control and Prevention, National Center for Environmental Health, Buford Hwy, Northeast Atlanta, GA, USA.

Funding

Intramural CDC HHS CC999999
6 · The paper itself

Abstract

Botulinum neurotoxins (BoNTs) are a family of protein toxins consisting of seven known serotypes (BoNT/A-BoNT/G) and multiple subtypes within the serotypes, and all of which cause the disease botulism-a disease of great public health concern. Accurate detection of BoNTs in human clinical samples is therefore an important public health goal. To achieve this goal, our laboratory developed a mass spectrometry-based assay detecting the presence of BoNT via its enzymatic activity on a peptide substrate. Recently, publications reported the use of new peptide substrates to detect BoNT/A and /B with improved results over other peptide substrates. However, the authors did not provide results of their peptide substrate on multiple subtypes of BoNT. In this work, we describe the results of testing the new substrates with multiple BoNT/A and /B subtypes and find that the substrates cannot detect many subtypes of BoNT/A and /B.

Indexed as

Biological AssayBotulinum ToxinsBotulinum Toxins, Type ABotulismEnkephalinsHumansLimit of DetectionMass SpectrometryPeptidesProtein PrecursorsBotulinum ToxinsBotulinum Toxins, Type AEnkephalinsincobotulinumtoxinApeptide BPeptidesProtein Precursors

Identifiers

PMID31287544
PMCPMC6949424

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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.