Evidence map›Paper›PMID 22706302›Full record

ArticleThe Journal of clinical investigation2012

Adenosine augmentation ameliorates psychotic and cognitive endophenotypes of schizophrenia.

Hai-Ying Shen, Philipp Singer, Nikki Lytle, Catherine J Wei, Jing-Quan Lan, Rebecca L Williams-Karnesky, Jiang-Fan Chen, Benjamin K Yee, Detlev Boison

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
7.4field-weighted citation impact, top 2% 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

54 citing papers in PubMed, 93 citations in OpenAlex.

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  17. Specialty Grand Challenge for Brain Disease Mechanisms.Frontiers in molecular neuroscience · 2021
    Article
  18. Adenosine ATranslational stroke research · 2020
    Article
  19. Review
  20. Article
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

9 authors at 3 institutions in 1 country.

Hai-Ying ShenRobert Stone Dow Neurobiology Laboratories, Legacy Research Institute, Portland, OR, USA.
Philipp Singer
Nikki Lytle
Catherine J Wei
Jing-Quan Lan
Rebecca L Williams-Karnesky
Jiang-Fan Chen
Benjamin K Yee
Detlev Boison
Legacy Health · USBoston University · USOregon Health & Science University · US

Funding

Adenosine and schizophrenia: mechanisms and therapiesR01MH083973 · NIMH · LEGACY EMANUEL HOSPITAL AND HEALTH CENTER · PI BOISON, DETLEV · 2009 to 2015
$2.5M
Astrocyte dysfunction in epileptogenesis: the role of adenosineR01NS061844 · NINDS · LEGACY EMANUEL HOSPITAL AND HEALTH CENTER · PI BOISON, DETLEV · 2009 to 2013
$1.5M
Blood genomics and proteomics of CpG-induced neuroprotection in primate stroke.F30NS070359 · NINDS · OREGON HEALTH & SCIENCE UNIVERSITY · PI WILLIAMS, REBECCA LYNN · 2010 to 2014
$220k
NIMH NIH HHS R01 MH083973NIMH NIH HHS R01MH083973NINDS NIH HHS F30 NS070359NINDS NIH HHS R01 NS061844
6 · The paper itself

Abstract

An emerging theory of schizophrenia postulates that hypofunction of adenosine signaling may contribute to its pathophysiology. This study was designed to test the "adenosine hypothesis" of schizophrenia and to evaluate focal adenosine-based strategies for therapy. We found that augmentation of adenosine by pharmacologic inhibition of adenosine kinase (ADK), the key enzyme of adenosine clearance, exerted antipsychotic-like activity in mice. Further, overexpression of ADK in transgenic mice was associated with attentional impairments linked to schizophrenia. We observed that the striatal adenosine A2A receptor links adenosine tone and psychomotor response to amphetamine, an indicator of dopaminergic signaling. Finally, intrastriatal implants of engineered adenosine-releasing cells restored the locomotor response to amphetamine in mice overexpressing ADK, whereas the same grafts placed proximal to the hippocampus of transgenic mice reversed their working memory deficit. This functional double dissociation between striatal and hippocampal adenosine demonstrated in Adk transgenic mice highlights the independent contributions of these two interconnected brain regions in the pathophysiology of schizophrenia and thus provides the rationale for developing local adenosine augmentation therapies for the treatment of schizophrenia.

Indexed as

EndophenotypesSchizophrenic PsychologyAdenosineAdenosine KinaseAmphetaminesAnimalsAntipsychotic AgentsBasal GangliaCells, CulturedCell TransplantationCognition DisordersCricetinaeDisease Models, AnimalHippocampusMiceMice, Inbred C57BLABT 702AdenosineAdenosine KinaseAmphetaminesAntipsychotic AgentsMorpholinesPyrimidinesReceptor, Adenosine A2A

Identifiers

PMID22706302
PMCPMC3386823
OpenAlexW1996667483

What OpenQuestion holds

Textmetadata
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.