Evidence map›Paper›PMID 22205612›Full record

ArticleInvestigative ophthalmology & visual science2012

Magnetic resonance imaging indicates decreased choroidal and retinal blood flow in the DBA/2J mouse model of glaucoma.

William J Lavery, Eric R Muir, Jeffrey W Kiel, Timothy Q Duong

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Investigative ophthalmology & visual science, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 9% 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, 1 synthesis or guideline pooled it, 32 citations in OpenAlex.

  1. Pooled it
  2. Vascular regeneration and blood flow recovery in glaucoma.Frontiers in cell and developmental biology · 2026
    Review
  3. Article
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  7. Altered coupling of cerebral blood flow and functional connectivity strength in visual and higher order cognitive cortices in primary open angle glaucoma.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2021
    Article
  8. Longitudinal outcomes of circumlimbal suture model-induced chronic ocular hypertension in Sprague-Dawley albino rats.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2020
    Article
  9. The Neurovascular Unit in Glaucomatous Neurodegeneration.Frontiers in cell and developmental biology · 2020
    Review
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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

4 authors at 2 institutions in 1 country.

William J LaveryDepartment of Ophthalmology and Research Imaging Institute, University of Texas Health Science Center, San Antonio, Texas, USA.
Eric R Muir
Jeffrey W Kiel
Timothy Q Duong
Ophthalmology Associates (United States) · USThe University of Texas Health Science Center at San Antonio · US

Funding

INSTITUTE FOR INTEGRATION OF MEDICINE & SCIENCE: A PARTNERSHIP TO IMPROVE HEALTHUL1RR025767 · NCRR · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI CLARK, ROBERT A · 2008 to 2011
$23.8M
PATHOBIOLOGY OF OCCLUSIVE VASCULAR DISEASET32HL007446 · NHLBI · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI Jean Chrisostome Bopassa · 1985 to 2026
$8.9M
Institute for Integration of Medicine & Science: A Partnership to Improve HealthUL1TR000149 · NCATS · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI CLARK, ROBERT A · 2012 to 2013
$6.8M
Ocular blood flow and intraocular pressure homeostasisR01EY009702 · NEI · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI KIEL, JEFFREY W · 1992 to 2013
$3.3M
Layer-Specific Functional &Perfusion Imaging of RetinaR01EY014211 · NEI · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI DUONG, TIMOTHY Q. · 2004 to 2011
$3.0M
Layer-specific imaging of retinal degenerationR01EY018855 · NEI · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI DUONG, TIMOTHY Q. · 2009 to 2012
$769k
NCATS NIH HHS UL1 TR000149NCRR NIH HHS UL1 RR025767NCRR NIH HHS UL1RR025767NEI NIH HHS EY009702NEI NIH HHS EY014211NEI NIH HHS EY018855NEI NIH HHS R01 EY009702NEI NIH HHS R01 EY014211NEI NIH HHS R01 EY018855NHLBI NIH HHS T32 HL007446
6 · The paper itself

Abstract

purposeThis study tests the hypothesis that reduced retinal and choroidal blood flow (BF) occur in the DBA/2J mouse model of glaucoma.

methodsQuantitative BF magnetic resonance imaging (MRI) with a resolution of 42 × 42 × 400 μm was performed on DBA/2J mice at 4, 6, and 9 months of age and C57BL/6 age-matched controls under isoflurane anesthesia. BF MRI images were acquired with echo-planar imaging using an arterial spin labeling technique and a custom-made eye coil at 7 Tesla. Automated profile analysis was performed to average layer-specific BF along the length of the retina and choroid. In separate experiments, servo-null micropressure measurements of iliac arterial pressure were performed in old mice of both strains.

resultsChoroidal BF was lower in DBA/2J mice than in age-matched C57BL/6 control mice at 4, 6, and 9 months of age (P < 0.01 for all age-matched groups). Retinal BF was lower in DBA/2J mice than in C57BL/6 mice at the 9-month time point (P < 0.01). Mean arterial pressure was not significantly different in aged C57BL/6 mice compared with aged DBA/2J mice.

conclusionsThe reduced ocular blood flow in DBA/2J mice compared with C57BL/6 control mice suggests that ischemia or hypoxia should be considered as a possible contributing factor in the optic neuropathy in the DBA/2J mouse model of glaucoma.

Indexed as

AnimalsBlood PressureChoroidDisease Models, AnimalEcho-Planar ImagingGlaucomaMiceMice, Inbred C57BLMice, Inbred DBARegional Blood FlowReproducibility of ResultsRetinal Vessels

Identifiers

PMID22205612
PMCPMC3317407
OpenAlexW1992841545

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.