Evidence map›Paper›PMID 24933191›Full record

ArticleBehavioural brain research2014

Experimenter effects on behavioral test scores of eight inbred mouse strains under the influence of ethanol.

Martin Bohlen, Erika R Hayes, Benjamin Bohlen, Jeremy D Bailoo, John C Crabbe, Douglas Wahlsten

Abstract read
In one paragraph

Article in Behavioural brain research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing 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

59 citing papers in PubMed.

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  16. ATP1A1-linked diseases require a malfunctioning protein product from one allele.Biochimica et biophysica acta. Molecular cell research · 2024
    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

6 authors.

Martin BohlenDepartment of Psychology, University of North Carolina Greensboro, 275 Eberhart Building, Greensboro, NC 27412, USA; Program in Neuroscience, The University of Mississippi Medical Center, 2500 North State Street, Jackson, MS 39216, USA. Electronic address: MBohlen@umc.edu.
Erika R HayesDepartment of Psychology, University of North Carolina Greensboro, 275 Eberhart Building, Greensboro, NC 27412, USA. Electronic address: erika.r.hayes@gmail.com.
Benjamin BohlenDepartment of Psychology, University of North Carolina Greensboro, 275 Eberhart Building, Greensboro, NC 27412, USA.
Jeremy D BailooDepartment of Psychology, University of North Carolina Greensboro, 275 Eberhart Building, Greensboro, NC 27412, USA.
John C CrabbePortland Alcohol Research Center, VA Medical Center and Department of Behavioral Neuroscience, Oregon Health & Science University, Portland, OR 97239, USA. Electronic address: crabbe@ohsu.edu.
Douglas WahlstenDepartment of Psychology, University of North Carolina Greensboro, 275 Eberhart Building, Greensboro, NC 27412, USA; Department of Psychology, University of Alberta, Edmonton, AB T6G 2E9, Canada. Electronic address: wahlsten@ualberta.ca.

Funding

Translational measures of risk for excessive alcohol consumptionP60AA010760 · NIAAA · OREGON HEALTH & SCIENCE UNIVERSITY · PI TAMARA J. PHILLIPS · 2006 to 2026
$34.5M
Selective Breeding for Drinking in the Circadian DarkU01AA013519 · NIAAA · OREGON HEALTH & SCIENCE UNIVERSITY · PI Angela Renee Ozburn · 2001 to 2026
$10.9M
THERMAL AND METABOLIC DYSFUNCTION DURING WITHDRAWALP50AA010760 · NIAAA · OREGON HEALTH AND SCIENCE UNIVERSITY · PI CRABBE, JOHN C. · 1996 to 2005
$10.7M
REPLICABILITY OF DRUG AND GENETIC EFFECTS ON BEHAVIORR01AA012714 · NIAAA · UNIVERSITY OF WINDSOR · PI WAHLSTEN, DOUGLAS L · 2000 to 2008
$2.5M
NIAAA NIH HHS AA10760NIAAA NIH HHS AA12714NIAAA NIH HHS AA13519NIAAA NIH HHS P50 AA010760NIAAA NIH HHS P60 AA010760NIAAA NIH HHS R01 AA012714NIAAA NIH HHS U01 AA013519
6 · The paper itself

Abstract

Eight standard inbred mouse strains were evaluated for ethanol effects on a refined battery of behavioral tests in a study that was originally designed to assess the influence of rat odors in the colony on mouse behaviors. As part of the design of the study, two experimenters conducted the tests, and the study was carefully balanced so that equal numbers of mice in all groups and times of day were tested by each experimenter. A defect in airflow in the facility compromised the odor manipulation, and in fact the different odor exposure groups did not differ in their behaviors. The two experimenters, however, obtained markedly different results for three of the tests. Certain of the experimenter effects arose from the way they judged behaviors that were not automated and had to be rated by the experimenter, such as slips on the balance beam. Others were not evident prior to ethanol injection but had a major influence after the injection. For several measures, the experimenter effects were notably different for different inbred strains. Methods to evaluate and reduce the impact of experimenter effects in future research are discussed.

Indexed as

Research DesignResearch PersonnelAnimalsCentral Nervous System DepressantsEthanolExploratory BehaviorFemaleHousing, AnimalMaleMice, Inbred StrainsMotor ActivityOdorantsRandom AllocationReproducibility of ResultsRotarod Performance TestCentral Nervous System DepressantsEthanolAccelerating rotarodBalance beamGrip strengthLaboratory environmentMotor coordinationOpen field activity

Identifiers

PMID24933191
PMCPMC4968576

What OpenQuestion holds

Textmetadata
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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.