Evidence map›Paper›PMID 25109596›Full record

ArticleGenes, brain, and behavior2014

Mpdz expression in the caudolateral substantia nigra pars reticulata is crucially involved in alcohol withdrawal.

L C Kruse, N A R Walter, K J Buck

Open access · greenAbstract read
In one paragraph

Article in Genes, brain, and behavior, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.0field-weighted citation impact, top 30% 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

7 citing papers in PubMed, 14 citations in OpenAlex.

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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

3 authors at 2 institutions in 1 country.

L C KruseDepartment of Behavioral Neuroscience, Oregon Health & Science University, Portland, OR, USA; Department of Veterans Affairs Medical Center, Oregon Health & Science University, Portland, OR, USA.
N A R Walter
K J Buck
Portland VA Medical Center · USOregon Health & Science University · US

Funding

Translational measures of risk for excessive alcohol consumptionP60AA010760 · NIAAA · OREGON HEALTH & SCIENCE UNIVERSITY · PI Suzanne S. Fei · 2006 to 2026
$34.5M
BIOLOGICAL BASES OF ALCOHOLISMT32AA007468 · NIAAA · OREGON HEALTH & SCIENCE UNIVERSITY · PI Andrey E Ryabinin · 1987 to 2026
$11.3M
THERMAL AND METABOLIC DYSFUNCTION DURING WITHDRAWALP50AA010760 · NIAAA · OREGON HEALTH AND SCIENCE UNIVERSITY · PI CRABBE, JOHN C. · 1996 to 2005
$10.7M
GENETIC VULNERABILITY TO DRUGS OF ABUSER01DA005228 · NIDA · OREGON HEALTH & SCIENCE UNIVERSITY · PI BUCK, KARI J · 1989 to 2015
$4.6M
The Role of Mpdz in Ethanol Withdrawal and Genetically Correlated BehaviorsR01AA011114 · NIAAA · OREGON HEALTH & SCIENCE UNIVERSITY · PI BUCK, KARI J · 2000 to 2020
$4.3M
NIAAA NIH HHS P50 AA010760NIAAA NIH HHS P60 AA010760NIAAA NIH HHS R01 AA011114NIAAA NIH HHS T32 AA007468NIDA NIH HHS R01 DA005228
6 · The paper itself

Abstract

Association studies implicate the multiple PDZ domain protein (MUPP1/MPDZ) gene in risk for alcoholism in humans and alcohol withdrawal in mice. Although manipulation of the Mpdz gene by homologous recombination and bacterial artificial chromosome transgenesis has suggested that its expression affects alcohol withdrawal risk, the potential confounding effects of linked genes and developmental compensation currently limit interpretation. Here, using RNA interference (RNAi), we directly test the impact of Mpdz expression on alcohol withdrawal severity and provide brain regional mechanistic information. Lentiviral-mediated delivery of Mpdz short hairpin RNA (shRNA) to the caudolateral substantia nigra pars reticulata (clSNr) significantly reduces Mpdz expression and exacerbates alcohol withdrawal convulsions compared with control mice that delivered a scrambled shRNA. Neither baseline nor pentylenetetrazol-enhanced convulsions differed between Mpdz shRNA and control animals, indicating Mpdz expression in the clSNr does not generally affect seizure susceptibility. To our knowledge, these represent the first in vivo Mpdz RNAi analyses, and provide the first direct evidence that Mpdz expression impacts behavior. Our results confirm that Mpdz is a quantitative trait gene for alcohol withdrawal and demonstrate that its expression in the clSNr is crucially involved in risk for alcohol withdrawal.

Indexed as

Genetic Predisposition to DiseaseAnimalsCarrier ProteinsCell Line, TumorEthanolMaleMembrane ProteinsMiceMice, Inbred DBAPars ReticulataPhenotypeQuantitative Trait LociRNA InterferenceSubstance Withdrawal SyndromeCarrier ProteinsEthanolMembrane ProteinsMpdz protein, mouseAlcoholgeneticsHICslentivirusmouseMpdzMUPP1RNA interferencesubstantia nigrawithdrawal

Identifiers

PMID25109596
PMCPMC4241148
OpenAlexW2048042458

What OpenQuestion holds

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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.