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Optoretinogram: optical measurement of human cone and rod photoreceptor responses to light

机译:OptoretinoGro:人锥和杆光感受器的光学测量对光的反应

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摘要

Noninvasive, objective measurement of rod function is as significant as that of cone function, and for retinal diseases such as retinitis pigmentosa and age-related macular degeneration, rod function may be a more sensitive biomarker of disease progression and efficacy of treatment than cone function. Functional imaging of single human rod photoreceptors, however, has proven difficult because their small size and rapid functional response pose challenges for the resolution and speed of the imaging system. Here, we describe light-evoked, functional responses of human rods and cones, measured noninvasively using a synchronized. adaptive optics optical coherence tomography (OCT) and. scann ing light ophthalmoscopy (SW) system. The higher lateral resolution of the SW images made it possible to confirm the identity of rods in the corresponding OCT volumes. (C) 2020 Optical Society of America
机译:非侵入性的,客观测量的杆函数与锥体功能一样重要,并且对于视网膜疾病,如视网膜炎和年龄相关的黄斑变性,杆功能可能是疾病进展的更敏感的生物标志物,而不是治疗的疗效而不是锥体功能。 然而,单个人杆光感受器的功能成像已经证明是困难的,因为它们的小尺寸和快速的功能响应对成像系统的分辨率和速度构成挑战。 在这里,我们描述了人杆和锥体的光诱发功能响应,使用同步测量。 自适应光学光学相干断层扫描(OCT)和。 扫描光眼镜镜(SW)系统。 SW图像的较高横向分辨率使得可以在相应的OCT体积中确认杆的身份。 (c)2020美国光学学会

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  • 来源
    《Optics Letters》 |2020年第17期|共4页
  • 作者单位

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

    UC Davis Eye Ctr Dept Ophthalmol &

    Vis Sci Vis Sci &

    Adv Retinal Imaging Lab VSRI Sacramento CA 95817 USA;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 计量学;光学;
  • 关键词

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