Evidence map›Paper›PMID 26765065›Full record

ArticleACS chemical neuroscience2016

Quantification of Histamine and Carcinine in Drosophila melanogaster Tissues.

Madelaine E Denno, Eve Privman, Ryan P Borman, Danielle C Wolin, B Jill Venton

Open access · greenAbstract read
In one paragraph

Article in ACS chemical neuroscience, 2016. 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
2.7field-weighted citation impact, top 11% 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, 31 citations in OpenAlex.

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  12. Proceedings of the National Academy of Sciences of the United States of America · 2019
    Article
  13. Review
  14. Insect ArylalkylamineFrontiers in molecular biosciences · 2018
    Review
  15. Article
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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

5 authors at 1 institution in 1 country.

Madelaine E DennoDepartment of Chemistry, ‡Neuroscience Graduate Program, §Medical Scientist Training Program, ∥Department of Biology, University of Virginia , Charlottesville, Virginia 22904, United States.
Eve PrivmanDepartment of Chemistry, ‡Neuroscience Graduate Program, §Medical Scientist Training Program, ∥Department of Biology, University of Virginia , Charlottesville, Virginia 22904, United States.
Ryan P BormanDepartment of Chemistry, ‡Neuroscience Graduate Program, §Medical Scientist Training Program, ∥Department of Biology, University of Virginia , Charlottesville, Virginia 22904, United States.
Danielle C WolinDepartment of Chemistry, ‡Neuroscience Graduate Program, §Medical Scientist Training Program, ∥Department of Biology, University of Virginia , Charlottesville, Virginia 22904, United States.
B Jill VentonDepartment of Chemistry, ‡Neuroscience Graduate Program, §Medical Scientist Training Program, ∥Department of Biology, University of Virginia , Charlottesville, Virginia 22904, United States.
University of Virginia · US

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM007267 · NIGMS · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI GARCIA-BLANCO, MARIANO A. · 1985 to 2024
$13.4M
Real-Time Measurements of Neurotransmission in Drosphilia melanogasterR01MH085159 · NIMH · UNIVERSITY OF VIRGINIA · PI B. JILL VENTON · 2009 to 2026
$5.9M
NIMH NIH HHS R01 MH085159NIMH NIH HHS R01MH085159
6 · The paper itself

Abstract

Histamine is a neurotransmitter crucial to the visual processing of Drosophila melanogaster. It is inactivated by metabolism to carcinine, a β-alanyl derivative, and the same enzyme that controls that process also converts dopamine to N-β-alanyl-dopamine. Direct detection of histamine and carcinine has not been reported in single Drosophila brains. Here, we quantify histamine, carcinine, dopamine, and N-β-alanyl-dopamine in Drosophila tissues by capillary electrophoresis coupled to fast-scan cyclic voltammetry (CE-FSCV). Limits of detection were low, 4 ± 1 pg for histamine, 10 ± 4 pg for carcinine, 2.8 ± 0.3 pg for dopamine, and 9 ± 3 pg for N-β-alanyl-dopamine. Tissue content was compared in the brain, eyes, and cuticle from wild-type (Canton S) and mutant (tan(3) and ebony(1)) strains. In tan(3) mutants, the enzyme that produces histamine from carcinine is nonfunctional, whereas in ebony(1) mutants, the enzyme that produces carcinine from histamine is nonfunctional. In all fly strains, the neurotransmitter content was highest in the eyes and there were no strain differences for tissue content in the cuticle. The main finding was that carcinine levels changed significantly in the mutant flies, whereas histamine levels did not. In particular, tan(3) flies had significantly higher carcinine levels in the eyes and brain than Canton S or ebony(1) flies. N-β-Alanyl-dopamine was detected in tan(3) mutants but not in other strains. These results show the utility of CE-FSCV for sensitive detection of histamine and carcinine, which allows a better understanding of their content and metabolism in different types of tissues to be obtained.

Indexed as

Electrochemical TechniquesAnimalsAnimals, Genetically ModifiedCarnosineDrosophila melanogasterDrosophila ProteinsElectrophoresis, CapillaryFemaleHistaminecarcinineCarnosineDrosophila ProteinsHistaminecapillary electrophoresiscarcinineD. melanogasterdopaminefast-scan cyclic voltammetryhistamine

Identifiers

PMID26765065
PMCPMC4798850
OpenAlexW2339956426

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.