Visible light photoacoustic ophthalmoscopy and near-infrared-II optical coherence tomography in the mouse eye

dc.contributor.author Haindl, R.
dc.contributor.author Bellemo, V.
dc.contributor.author Rajendran, P.
dc.contributor.author Tan, B.
dc.contributor.author Liu, M.
dc.contributor.author Lee, B. S.
dc.contributor.author Zhou, Q.
dc.contributor.author Leitgeb, R. A.
dc.contributor.author Drexler, W.
dc.contributor.author Schmetterer, L.
dc.contributor.author Pramanik, Manojit
dc.contributor.department Department of Electrical and Computer Engineering
dc.date.accessioned 2024-07-23T16:35:24Z
dc.date.available 2024-07-23T16:35:24Z
dc.date.issued 2023-10-24
dc.description.abstract Non-invasive imaging plays a crucial role in diagnosing and studying eye diseases. However, existing photoacoustic ophthalmoscopy (PAOM) techniques in mice have limitations due to handling restrictions, suboptimal optical properties, limited availability of light sources, and permissible light fluence at the retina. This study introduces an innovative approach that utilizes Rose Bengal, a contrast agent, to enhance PAOM contrast. This enables visualization of deeper structures, such as the choroidal vasculature and sclera in the mouse eye, using visible light. The integration of near-infrared-II (NIR-II) optical coherence tomography provides additional tissue contrast and insights into potential NIR-II PAOM capabilities. To optimize imaging, we developed a cost-effective 3D printable mouse eye phantom and a fully 3D printable tip/tilt mouse platform. This solution elevates PAOM to a user-friendly technology, which can be used to address pressing research questions concerning several ocular diseases, such as myopia, glaucoma, and/or age-related macular degeneration in the future.
dc.description.comments This article is published as Haindl, Richard, Valentina Bellemo, Praveenbalaji Rajendran, Bingyao Tan, Mengyang Liu, B. S. Lee, Qifa Zhou et al. "Visible light photoacoustic ophthalmoscopy and near-infrared-II optical coherence tomography in the mouse eye." APL Photonics 8, no. 10 (2023). doi: https://doi.org/10.1063/5.0168091. © 2023 Author(s). All article content, except where otherwise noted, is licensed under a Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
dc.identifier.uri https://dr.lib.iastate.edu/handle/20.500.12876/GvqXQGLw
dc.language.iso en
dc.publisher American Institute of Physics
dc.source.uri https://doi.org/10.1063/5.0168091 *
dc.subject.disciplines DegreeDisciplines::Medicine and Health Sciences::Diseases::Eye Diseases
dc.subject.disciplines DegreeDisciplines::Medicine and Health Sciences::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques
dc.subject.disciplines DegreeDisciplines::Engineering::Electrical and Computer Engineering
dc.title Visible light photoacoustic ophthalmoscopy and near-infrared-II optical coherence tomography in the mouse eye
dc.type article
dspace.entity.type Publication
relation.isAuthorOfPublication 9d566b71-4eda-4bf6-9c9c-dbc2f9051c20
relation.isOrgUnitOfPublication a75a044c-d11e-44cd-af4f-dab1d83339ff
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