Evidence map›Paper›PMID 26575788›Full record

ArticleGenesis (New York, N.Y. : 2000)2016

Generation of a KOR-Cre knockin mouse strain to study cells involved in kappa opioid signaling.

Xiaoyun Cai, Huizhen Huang, Marissa S Kuzirian, Lindsey M Snyder, Megumi Matsushita, Michael C Lee, Carolyn Ferguson, Gregg E Homanics, Alison L Barth, Sarah E Ross

Abstract read
In one paragraph

Article in Genesis (New York, N.Y. : 2000), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
0.7field-weighted citation impact, top 34% 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

27 citing papers in PubMed, 33 citations in OpenAlex.

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  4. A Preoptic Neuronal Population Regulates Energy Expenditure and Balance.bioRxiv : the preprint server for biology · 2026
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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

10 authors at 2 institutions in 2 countries.

Xiaoyun Cai *Department of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
Huizhen Huang *Department of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
Marissa S KuzirianDepartment of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
Lindsey M SnyderDepartment of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
Megumi MatsushitaDepartment of Biological Sciences and Center for the Neural Basis of Cognition, Carnegie Mellon University, Pittsburgh, PA, USA.
Michael C LeeDepartment of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
Carolyn FergusonDepartments of Anesthesiology and Pharmacology & Chemical Biology, University of Pittsburgh, Pittsburgh, PA, USA.
Gregg E HomanicsDepartments of Anesthesiology and Pharmacology & Chemical Biology, University of Pittsburgh, Pittsburgh, PA, USA.
Alison L BarthDepartment of Biological Sciences and Center for the Neural Basis of Cognition, Carnegie Mellon University, Pittsburgh, PA, USA.
Sarah E RossDepartment of Neurobiology and the Pittsburgh Center for Pain Research, University of Pittsburgh, Pittsburgh, PA, USA.
University of Pittsburgh · USCarnegie Mellon University · US

Funding

University of Pittsburgh Clinical and Translational Science InstituteUL1TR000005 · NCATS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI REIS, STEVEN E · 2012 to 2015
$50.8M
SYNAPTIC MECHANISMS IN HIPPOCAMPAL EPILEPTOGENESISP30HD018655 · NICHD · CHILDREN'S HOSPITAL BOSTON · PI POMEROY, SCOTT LOREN · 1985 to 2015
$26.2M
SITES AND MECHANISMS OF INHALED ANESTHETIC ACTIONSP01GM047818 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI HOMANICS, GREGG E. · 1994 to 2008
$11.0M
Investigating the Neural Circuits of ItchR01AR063772 · NIAMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI H Richard Koerber, Sarah Elizabeth Ross · 2013 to 2026
$6.9M
Ethanol Mechanisms in GABAAR Gene Targeted MiceR37AA010422 · NIAAA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI HOMANICS, GREGG E. · 2010 to 2019
$4.4M
Training in Mechanisms and Clinical Presentation of PainT32NS073548 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Jami Lynn Saloman, BRADLEY K. TAYLOR · 2012 to 2026
$3.1M
CORTICAL REPRESENTATIONS OF COLDR21NS086117 · NINDS · CARNEGIE-MELLON UNIVERSITY · PI BARTH, ALISON L · 2014 to 2015
$397k
Using dual intersectional genetics to understand and modulate itchR21AR064445 · NIAMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ROSS, SARAH ELIZABETH · 2013 to 2014
$358k
Understanding a specific microcircuit that integrates somatosensory information in the dorsal spinal cordF31NS092146 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SNYDER, LINDSEY M · 2015 to 2016
$83k
NCATS NIH HHS UL1 TR000005NIAAA NIH HHS R37 AA010422NIAAA NIH HHS R37 AA10422NIAMS NIH HHS R01 AR063772NIAMS NIH HHS R01AR063772NIAMS NIH HHS R21 AR064445NICHD NIH HHS NIHP30-HD 18655NICHD NIH HHS P30 HD018655NIGMS NIH HHS P01 GM047818NINDS NIH HHS F31 NS092146NINDS NIH HHS R21NS086117NINDS NIH HHS T32 NS073548NINDS NIH HHS T32 NS 73548-3
6 · The paper itself

Abstract

The kappa opioid receptor (KOR) has numerous important roles in the nervous system including the modulation of mood, reward, pain, and itch. In addition, KOR is expressed in many non-neuronal tissues. However, the specific cell types that express KOR are poorly characterized. Here, we report the development of a KOR-Cre knockin allele, which provides genetic access to cells that express KOR. In this mouse, Cre recombinase (Cre) replaces the initial coding sequence of the Opkr1 gene (encoding the kappa opioid receptor). We demonstrate that the KOR-Cre allele mediates recombination by embryonic day 14.5 (E14.5). Within the brain, KOR-Cre shows expression in numerous areas including the cerebral cortex, nucleus accumbens and striatum. In addition, this allele is expressed in epithelium and throughout many regions of the body including the heart, lung, and liver. Finally, we reveal that KOR-Cre mediates recombination of a subset of bipolar and amacrine cells in the retina. Thus, the KOR-Cre mouse line is a valuable new tool for conditional gene manipulation to enable the study of KOR.

Indexed as

Gene Transfer TechniquesAnimalsBrainFemaleIntegrasesMiceMice, Inbred C57BLMice, TransgenicModels, AnimalReceptors, Opioid, kappaSignal TransductionCre recombinaseIntegrasesReceptors, Opioid, kappaCre-loxP systemgeneticsKOPropioidOPRK1

Identifiers

PMID26575788
PMCPMC4747253
OpenAlexW2172716031

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.