Optical coherence tomography and Raman spectroscopy of the ex-vivo retina

被引:39
作者
Evans, Julia W. [1 ,2 ,3 ]
Zawadzki, Robert J. [2 ]
Liu, Rui [3 ]
Chan, James W. [1 ]
Lane, Stephen M. [1 ,3 ]
Werner, John S. [2 ]
机构
[1] Lawrence Livermore Natl Lab, Livermore, CA 94550 USA
[2] Univ Calif Davis, Vis Sci & Adv Retinal Imaging Lab, Dept Ophthalmol & Vis Sci, Sacramento, CA 95817 USA
[3] Univ Calif Davis, NSF Ctr Biophoton Sci & Technol, Sacramento, CA 95817 USA
基金
美国国家科学基金会;
关键词
optical coherence tomography; Raman spectroscopy; retinal imaging;
D O I
10.1002/jbio.200910022
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
Imaging the structure and correlating it with the biochemical content of the retina holds promise for fundamental research and for clinical applications. Optical coherence tomography (OCT) is commonly used to image the 3D structure of the retina and while the added functionality of biochemical analysis afforded by Raman scattering could provide critical molecular signatures for clinicians and researchers, there are many technical challenges to combine these imaging modalities. We describe an OCT microscope for ex-vivo imaging combined with Raman spectroscopy capable of collecting morphological and molecular information about a sample simultaneously. We present our first results and discuss the challenges to further development of this dual-mode instrument and limitations for future in-vivo retinal imaging. [GRAPHICS] Layout of the combined OCT microscope and Raman spectrometer (C) 2009 by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
引用
收藏
页码:398 / 406
页数:9
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