Evidence map›Paper›PMID 28433865›Full record

ArticleJournal of chromatography. B, Analytical technologies in the biomedical and life sciences2017

High sensitivity HPLC method for analysis of in vivo extracellular GABA using optimized fluorescence parameters for o-phthalaldehyde (OPA)/sulfite derivatives.

Shannon L Zandy, James M Doherty, Nathan D Wibisono, Rueben A Gonzales

Erratum issuedAbstract readValidation Study
In one paragraph

Article in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.2field-weighted citation impact, top 26% 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

14 citing papers in PubMed, 30 citations in OpenAlex.

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  11. Reduced Activation of the Synaptic-Type GABAMolecular pharmacology · 2020
    Article
  12. Article
  13. Efficient synthesis of 4-substituted-Beilstein journal of organic chemistry · 2019
    Article
  14. Infrared spectroscopy for neurochemical monitoring of alcohol and its metabolites.Proceedings of SPIE--the International Society for Optical Engineering
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Shannon L ZandyDivision of Pharmacology and Toxicology, College of Pharmacy, The University of Texas at Austin, Austin, TX, USA.
James M DohertyDivision of Pharmacology and Toxicology, College of Pharmacy, The University of Texas at Austin, Austin, TX, USA.
Nathan D WibisonoDivision of Pharmacology and Toxicology, College of Pharmacy, The University of Texas at Austin, Austin, TX, USA.
Rueben A GonzalesDivision of Pharmacology and Toxicology, College of Pharmacy, The University of Texas at Austin, Austin, TX, USA. Electronic address: rgonzales@austin.utexas.edu.
The University of Texas at Austin · US

Funding

Mu receptors and ethanol/dopamine interactionsR01AA014874 · NIAAA · UNIVERSITY OF TEXAS AUSTIN · PI GONZALES, RUEBEN A. · 2004 to 2017
$2.7M
NIAAA NIH HHS R01 AA014874
6 · The paper itself

Abstract

Reversed-phase HPLC with derivatization using o-phthalaldehyde (OPA) and sulfite allows electrochemical detection of γ-aminobutyric acid (GABA) in microdialysis samples. However, OPA/sulfite derivatives have been reported to produce lower fluorescent yield than OPA derivatives using organic thiols as the nucleophile. To overcome this limitation we examined excitation and emission spectra, reaction time, pH, and concentration of reagents in the derivatization solution. Optimal detection parameters were determined as λ

Indexed as

AnimalsChromatography, High Pressure LiquidCorpus StriatumFluorescencegamma-Aminobutyric AcidLimit of DetectionMaleMicrodialysiso-PhthalaldehydeRats, Long-EvansSulfitesgamma-Aminobutyric Acido-PhthalaldehydeSulfitesFluorescenceGABAHPLCMicrodialysisOPASulfite

Identifiers

PMID28433865
PMCPMC5536952
OpenAlexW2604553902

What OpenQuestion holds

Textmetadata
LicenceTDM
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.