Evidence map›Paper›PMID 31608979›Full record

ArticleJournal of neurochemistry2020

Distinct gradients of various neurotransmitter markers in caudate nucleus and putamen of the human brain.

Heide Hörtnagl, Christian Pifl, Erik Hörtnagl, Angelika Reiner, Günther Sperk

Open access · hybridAbstract read
In one paragraph

Article in Journal of neurochemistry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

23 citing papers in PubMed, 35 citations in OpenAlex.

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  4. Levodopa treatment: impacts and mechanisms throughout Parkinson's disease progression.Journal of neural transmission (Vienna, Austria : 1996) · 2025
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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 3 institutions in 1 country.

Heide HörtnaglDepartment of Pharmacology, Innsbruck Medical University, Innsbruck, Austria.ORCID 0000-0003-0608-0382
Christian PiflCentre for Brain Research, Medical University of Vienna, Vienna, Austria.ORCID 0000-0003-1456-4264
Erik Hörtnaglipsum, interkultureller Kunstverein, Müllerstr. 28, Innsbruck, Austria.
Angelika ReinerDepartment of Pathology, Danube Hospital, Vienna, Austria.
Günther SperkDepartment of Pharmacology, Innsbruck Medical University, Innsbruck, Austria.
Innsbruck Medical University · ATDanube Private University · ATMedical University of Vienna · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The caudate nucleus (CN) and the putamen (PUT) as parts of the human striatum are distinguished by a marked heterogeneity in functional, anatomical, and neurochemical patterns. Our study aimed to document in detail the regional diversity in the distribution of dopamine (DA), serotonin, γ-aminobuturic acid, and choline acetyltransferase within the CN and PUT. For this purpose we dissected the CN as well as the PUT of 12 post-mortem brains of human subjects with no evidence of neurological and psychiatric disorders (38-81 years old) into about 80 tissue parts. We then investigated rostro-caudal, dorso-ventral, and medio-lateral gradients of these neurotransmitter markers. All parameters revealed higher levels, turnover rates, or activities in the PUT than in the CN. Within the PUT, DA levels increased continuously from rostral to caudal. In contrast, the lowest molar ratio of homovanillic acid to DA, a marker of DA turnover, coincided with highest DA levels in the caudal PUT, the part of the striatum with the highest loss of DA in Parkinson's disease (N. Engl. J. Med., 318, 1988, 876). Highest DA concentrations were found in the most central areas both in the PUT and CN. We observed an age-dependent loss of DA in the PUT and CN that did not correspond to the loss described for Parkinson's disease indicating different mechanisms inducing the deficit of DA. Our data demonstrate a marked heterogeneity in the anatomical distribution of neurotransmitter markers in the human dorsal striatum indicating anatomical and functional diversity within this brain structure.

Indexed as

AdultAgedAged, 80 and overAgingBiomarkersCaudate NucleusCholine O-AcetyltransferaseDopamineFemalegamma-Aminobutyric AcidHumansMaleMiddle AgedNeurotransmitter AgentsParkinson DiseasePostmortem ChangesBiomarkersCholine O-AcetyltransferaseDopaminegamma-Aminobutyric AcidNeurotransmitter AgentsSerotonincaudate nucleusdopaminehuman brainParkinson’s diseaseputamenserotonin

Identifiers

PMID31608979
PMCPMC7078952
OpenAlexW2980374675

What OpenQuestion holds

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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.