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ARVO Annual Meeting Abstract June 2024

Improving visualization of Retinal Ganglion Cells (RGCs) in mice in vivo using analysis of serially acquired Optical Coherence Tomography volumes.

Jacqueline Menjivar; Pengfei Zhang; Sarah J. Karlen; Yanhong Ma; Ratheesh Kumar Meleppat; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2024; 65(7):5914.

ARVO Annual Meeting Abstract June 2024

Development of multi-modal adaptive optics full-field partially confocal ophthalmoscopy/OCT system for human retinal imaging

Soohyun Lee; Stacey S Choi; Ratheesh Kumar Meleppat; Robert J Zawadzki; Nathan Doble

Invest. Ophthalmol. Vis. Sci.. 2024; 65(7):1415.

ARVO Annual Meeting Abstract June 2024

Photoreceptor damage and immune responses after optogenetic RPE ablation in a mouse model of geographic atrophy

Lien Tu; Taylor Ngo; Ellie Chang; Sophie Le; Tzu-Ni Sin; Brian Dang; Ratheesh Kumar Meleppat; Robert J Zawadzki; Glenn Yiu

Invest. Ophthalmol. Vis. Sci.. 2024; 65(7):3798.

Optica Fall Vision Meeting Abstract December 2023

Contributed Session I: Human cone response models for optoretinography with FF-SS-OCT and adaptive optics

Ewelina Pijewska; Denise Valente; Kari V Vienola; Ratheesh Meleppat; Robert J Zawadzki; Ravi S Jonnal
TAGS: optics, retinal cone
Journal of Vision. 2023; 23(15):68. https://doi.org/10.1167/jov.23.15.68

ARVO Annual Meeting Abstract June 2023

High-speed adaptive optics multi-detection mode ophthalmoscope using a digital micromirror device

Soohyun Lee; Stacey Choi; Ratheesh Kumar Meleppat; Robert J Zawadzki; Nathan Doble

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):1031.

ARVO Annual Meeting Abstract June 2023

In vivo evaluation of Retinal Ganglion Cells (RGCs) in mice following Optic Nerve Crush (ONC) using Fluorescence SLO and Temporal Speckle Averaging Optical Coherence Tomography (TSA-OCT).

Jessicca Cho; Pengfei Zhang; Sarah J. Karlen; Lindsay Fague; Ratheesh Kumar Meleppat; Nicholas Marsh-Armstrong; Anna La Torre Vila; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):4692.

ARVO Annual Meeting Abstract June 2023

Improvement of phase stability of optoretinograms (ORG) by post-processing in raster scanning systems

Ewelina Pijewska; Pengfei Zhang; Ratheesh Kumar Meleppat; Reddikumar Maddipatla; Ravi Sankar Jonnal; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):3374.

ARVO Annual Meeting Abstract June 2023

Progress on a full-field swept-source optical coherence tomography (FF-SS-OCT) system for mouse optoretinography (ORG)

Ratheesh Kumar Meleppat; Ewelina Pijewska; Soohyun Lee; Denise Valente Dos Santos; Ravi Sankar Jonnal; Nathan Doble; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):1077.

ARVO Annual Meeting Abstract June 2023

Optogenetic ablation of mouse retinal pigment epithelium as a model of atrophic age-related macular degeneration.

Glenn Yiu; Brian Dang; Lien Tu; Iris Mollhoff; Jennifer Ngo; Tzu-Ni Sin; Sook Hyun Chung; Ratheesh Kumar Meleppat; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):2732.

ARVO Annual Meeting Abstract June 2023

CRISPR-mediated photoreceptor reprogramming reduces degeneration in an optogenetic mouse model of geographic atrophy in AMD

Lien Tu; Jennifer Ngo; Tzu-Ni Sin; Ellie Chang; Brian Dang; Ratheesh Kumar Meleppat; Robert J Zawadzki; Glenn Yiu

Invest. Ophthalmol. Vis. Sci.. 2023; 64(8):3241.

Retina August 2022

In Vivo Imaging of Retinal and Choroidal Morphology and Vascular Plexuses of Vertebrates Using Swept-Source Optical Coherence Tomography

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Ratheesh K. Meleppat; Christopher R. Fortenbach; Yifan Jian; Esteban Soto Martinez; Karen Wagner; Bobeck S. Modjtahedi; Monica J. Motta; Deepa L. Ramamurthy; Ivan R. Schwab; Robert J. Zawadzki
TAGS: choroid, diagnostic imaging, language morphology, morphology, optical coherence tomography, retina, retinal imaging, vertebrates, vasculature, face
Trans. Vis. Sci. Tech.. 2022; 11(8):11. https://doi.org/10.1167/tvst.11.8.11

ARVO Annual Meeting Abstract June 2022

Age-dependent changes in the retinal pigment epithelium cells using ex vivo confocal fluorescence imaging

Ratheesh K. Meleppat; Kaitryn Ronning; Sarah J Karlen; Marie E Burns; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2022; 63(7):4422 – F0101.

ARVO Annual Meeting Abstract June 2022

Progress on measurements and interpretation of the optoretinograms (ORG) in mice: implementation of Full Field Swept Source Optical Coherence Tomography (FF-SS-OCT)

Robert J Zawadzki; Ratheesh K. Meleppat; Denise Valente; Soohyun Lee; Kari V Vienola; Pengfei Zhang; Ravi S Jonnal; Nathan Doble

Invest. Ophthalmol. Vis. Sci.. 2022; 63(7):4085 – F0049.

ARVO Annual Meeting Abstract June 2022

Comparing FA and OCTA evaluation of retinal vascularity of murine eyes with diabetic retinopathy with Contrast-Limited Adaptive Histogram Equalization (CLAHE) and Matched Filter Image Processing Technique

Christopher Loh; Pengfei Zhang; Ratheesh K. Meleppat; Oscar Ramos-Soto; Sandra E. Balderas-Mata; Robert J Zawadzki; Susanna S Park

Invest. Ophthalmol. Vis. Sci.. 2022; 63(7):2958 – F0112.

ARVO Annual Meeting Abstract June 2022

Extraction of phase-based optoretinograms (ORG) from serial B-scans acquired by clinical-grade raster scanning OCT system

Ewelina Pijewska; Kari V Vienola; Michal Meina; Pengfei Zhang; Ratheesh K. Meleppat; Maciej Szkulmowski; Ravi S Jonnal; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2022; 63(7):4081 – F0045.

ARVO Annual Meeting Abstract June 2021

Progress on measurements and interpretation of Optoretinograms (ORG) in mice.

Robert J Zawadzki; Pengfei Zhang; Ewelina Pijewska; Gabriel Peinado; Michal Meina; Ratheesh Kumar Meleppat; Maciej Szkulmowski; Edward N Pugh

Invest. Ophthalmol. Vis. Sci.. 2021; 62(8):2551.

ARVO Annual Meeting Abstract June 2021

Multicolor confocal fluorescence microscopy provides the enhanced visualization and fluorescent emission properties of intrinsic fluorophores in retinal pigment epithelium cells

Ratheesh Kumar Meleppat; Kaitryn Ronning; Sarah J Karlen; Karuna Kesavan Kothandath; Marie Burns; Edward N Pugh; Robert J Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2021; 62(8):377.

ARVO Annual Meeting Abstract June 2021

Optically-triggered oxidative stress in mouse RPE as a model of geographic atrophy in AMD

Brian Quang Dang; Iris Mollhoff; Eric V. Tieu; Sook Hyun Chung; Ratheesh Kumar Meleppat; Pengfei Zhang; Robert J Zawadzki; Glenn Yiu

Invest. Ophthalmol. Vis. Sci.. 2021; 62(8):363.

Retina November 2020

In Situ Morphologic and Spectral Characterization of Retinal Pigment Epithelium Organelles in Mice Using Multicolor Confocal Fluorescence Imaging

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Ratheesh K. Meleppat; Kaitryn E. Ronning; Sarah J. Karlen; Karuna K. Kothandath; Marie E. Burns; Edward N. Pugh, Jr.; Robert J. Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2020; 61(13):1. https://doi.org/10.1167/iovs.61.13.1

Includes: Supplemental Content

ARVO Annual Meeting Abstract June 2020

In vivo studies of changes in Photoreceptor-RPE-Choroid Neurovascular Unit (PRC-NVU) morphology and function in the mouse models of Doyne Honeycomb Retinal Dystrophy and RPE mitochondrial dysfunction

Karuna Kesavan Kothandath; Ratheesh Kumar Meleppat; Sarah Karlen; Gabriel Peinado; Pengfei Zhang; Eric A Pierce; Douglas Vollrath; Edward N Pugh; Robert Zawadzki

Invest. Ophthalmol. Vis. Sci.. 2020; 61(7):190.

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Improving visualization of Retinal Ganglion Cells (RGCs) in mice in vivo using analysis of serially acquired Optical Coherence Tomography volumes.

Development of multi-modal adaptive optics full-field partially confocal ophthalmoscopy/OCT system for human retinal imaging

Photoreceptor damage and immune responses after optogenetic RPE ablation in a mouse model of geographic atrophy

Contributed Session I: Human cone response models for optoretinography with FF-SS-OCT and adaptive optics

High-speed adaptive optics multi-detection mode ophthalmoscope using a digital micromirror device

In vivo evaluation of Retinal Ganglion Cells (RGCs) in mice following Optic Nerve Crush (ONC) using Fluorescence SLO and Temporal Speckle Averaging Optical Coherence Tomography (TSA-OCT).

Improvement of phase stability of optoretinograms (ORG) by post-processing in raster scanning systems

Progress on a full-field swept-source optical coherence tomography (FF-SS-OCT) system for mouse optoretinography (ORG)

Optogenetic ablation of mouse retinal pigment epithelium as a model of atrophic age-related macular degeneration.

CRISPR-mediated photoreceptor reprogramming reduces degeneration in an optogenetic mouse model of geographic atrophy in AMD

In Vivo Imaging of Retinal and Choroidal Morphology and Vascular Plexuses of Vertebrates Using Swept-Source Optical Coherence Tomography

Age-dependent changes in the retinal pigment epithelium cells using ex vivo confocal fluorescence imaging

Progress on measurements and interpretation of the optoretinograms (ORG) in mice: implementation of Full Field Swept Source Optical Coherence Tomography (FF-SS-OCT)

Comparing FA and OCTA evaluation of retinal vascularity of murine eyes with diabetic retinopathy with Contrast-Limited Adaptive Histogram Equalization (CLAHE) and Matched Filter Image Processing Technique

Extraction of phase-based optoretinograms (ORG) from serial B-scans acquired by clinical-grade raster scanning OCT system

Progress on measurements and interpretation of Optoretinograms (ORG) in mice.

Multicolor confocal fluorescence microscopy provides the enhanced visualization and fluorescent emission properties of intrinsic fluorophores in retinal pigment epithelium cells

Optically-triggered oxidative stress in mouse RPE as a model of geographic atrophy in AMD

In Situ Morphologic and Spectral Characterization of Retinal Pigment Epithelium Organelles in Mice Using Multicolor Confocal Fluorescence Imaging

In vivo studies of changes in Photoreceptor-RPE-Choroid Neurovascular Unit (PRC-NVU) morphology and function in the mouse models of Doyne Honeycomb Retinal Dystrophy and RPE mitochondrial dysfunction

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