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Development of Choroidal Neovascularization in Rats With Advanced Intense Cyclic Light–Induced Retinal Degeneration

Development of Choroidal Neovascularization in Rats With Advanced Intense Cyclic Light–Induced... LABORATORY SCIENCES Development of Choroidal Neovascularization in Rats With Advanced Intense Cyclic Light–Induced Retinal Degeneration Daniel M. Albert, MD, MS; Aneesh Neekhra, MD; Shoujian Wang, MD, PhD; Soesiawati R. Darjatmoko, BS; Christine M. Sorenson, PhD; Richard R. Dubielzig, DVM; Nader Sheibani, PhD Objectives: To study the progressive changes of intense into the outer retina after 3 months. Absence of the outer cyclic light–induced retinal degeneration and to deter- nuclear layer, multiple foci of CNV, retinal pigment epithe- mine whether it results in choroidal neovascularization lial fibrous metaplasia, and connective tissue bands con- (CNV). taining blood vessels extending into the retina were observed after 6 months. All intense light–exposed animals showed Methods: Albino rats were exposed to 12 hours of 3000- an increased presence of 4-hydroxy-2-nonenal and nitro- lux cyclic light for 1, 3, or 6 months. Fundus examina- tyrosine staining. Optical coherence tomographic and an- tion, fundus photography, fluorescein and indocyanine giographic studies confirmed retinal thinning and leakiness green angiography, and optical coherence tomography of the newly formed blood vessels. were performed prior to euthanization. Light-exposed ani- mals were euthanized after 1, 3, or 6 months for histo- Conclusions: Our results suggest that albino rats de- pathological evaluation. Retinas http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA Ophthalmology American Medical Association

Development of Choroidal Neovascularization in Rats With Advanced Intense Cyclic Light–Induced Retinal Degeneration

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References (74)

Publisher
American Medical Association
Copyright
Copyright 2010 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.
ISSN
2168-6165
eISSN
2168-6173
DOI
10.1001/archophthalmol.2009.395
pmid
20142545
Publisher site
See Article on Publisher Site

Abstract

LABORATORY SCIENCES Development of Choroidal Neovascularization in Rats With Advanced Intense Cyclic Light–Induced Retinal Degeneration Daniel M. Albert, MD, MS; Aneesh Neekhra, MD; Shoujian Wang, MD, PhD; Soesiawati R. Darjatmoko, BS; Christine M. Sorenson, PhD; Richard R. Dubielzig, DVM; Nader Sheibani, PhD Objectives: To study the progressive changes of intense into the outer retina after 3 months. Absence of the outer cyclic light–induced retinal degeneration and to deter- nuclear layer, multiple foci of CNV, retinal pigment epithe- mine whether it results in choroidal neovascularization lial fibrous metaplasia, and connective tissue bands con- (CNV). taining blood vessels extending into the retina were observed after 6 months. All intense light–exposed animals showed Methods: Albino rats were exposed to 12 hours of 3000- an increased presence of 4-hydroxy-2-nonenal and nitro- lux cyclic light for 1, 3, or 6 months. Fundus examina- tyrosine staining. Optical coherence tomographic and an- tion, fundus photography, fluorescein and indocyanine giographic studies confirmed retinal thinning and leakiness green angiography, and optical coherence tomography of the newly formed blood vessels. were performed prior to euthanization. Light-exposed ani- mals were euthanized after 1, 3, or 6 months for histo- Conclusions: Our results suggest that albino rats de- pathological evaluation. Retinas

Journal

JAMA OphthalmologyAmerican Medical Association

Published: Feb 1, 2010

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