Evidence map›Paper›PMID 25050229›Full record

ArticleChemistryOpen2014

An improved rapid mixing device for time-resolved electrospray mass spectrometry measurements.

Nicholas Zinck, Ann-Kathrin Stark, Derek J Wilson, Michal Sharon

Abstract read
In one paragraph

Article in ChemistryOpen, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 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

4 authors.

Nicholas ZinckDepartment of Chemistry, York University Toronto, ON M3J 1P3 (Canada).
Ann-Kathrin StarkDepartment of Biological Chemistry, Weizmann Institute of Science 76100 Rehovot (Israel) E-mail: michal.sharon@weizmann.ac.il.
Derek J WilsonDepartment of Chemistry, York University Toronto, ON M3J 1P3 (Canada).
Michal SharonDepartment of Biological Chemistry, Weizmann Institute of Science 76100 Rehovot (Israel) E-mail: michal.sharon@weizmann.ac.il.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Time series data can provide valuable insight into the complexity of biological reactions. Such information can be obtained by mass-spectrometry-based approaches that measure pre-steady-state kinetics. These methods are based on a mixing device that rapidly mixes the reactants prior to the on-line mass measurement of the transient intermediate steps. Here, we describe an improved continuous-flow mixing apparatus for real-time electrospray mass spectrometry measurements. Our setup was designed to minimize metal-solution interfaces and provide a sheath flow of nitrogen gas for generating stable and continuous spray that consequently enhances the signal-to-noise ratio. Moreover, the device was planned to enable easy mounting onto a mass spectrometer replacing the commercial electrospray ionization source. We demonstrate the performance of our apparatus by monitoring the unfolding reaction of cytochrome C, yielding improved signal-to-noise ratio and reduced experimental repeat errors.

Indexed as

kineticsmass spectrometryon-line measurementsproteinsrapid mixing devicestructure characterization of biomoleculestime-resolved experiments

Identifiers

PMID25050229
PMCPMC4101726

What OpenQuestion holds

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LicenceCC BY-NC
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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.