Evidence map›Paper›PMID 32917686›Full record

ArticleScience advances2020

The optoretinogram reveals the primary steps of phototransduction in the living human eye.

Vimal Prabhu Pandiyan, Aiden Maloney-Bertelli, James A Kuchenbecker, Kevin C Boyle, Tong Ling, Zhijie Charles Chen, B Hyle Park, Austin Roorda, Daniel Palanker, Ramkumar Sabesan

Open access · goldAbstract read
In one paragraph

Article in Science advances, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 108 papers.

0numbers the graph read from it
0cells of the map it votes in
108citing papers in PubMed
9.2field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

108 citing papers in PubMed, 164 citations in OpenAlex.

  1. Review
  2. Article
  3. Subretinal Aspects of the Optoretinographic Response.Investigative ophthalmology & visual science · 2026
    Article
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  10. ƒ(Cell): Software for Reproducible Analysis of Optoretinograms.Translational vision science & technology · 2026
    Article
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  15. Review
  16. Review
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48 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 4 institutions in 1 country.

Vimal Prabhu PandiyanDepartment of Ophthalmology, University of Washington, Seattle, WA 98109, USA.ORCID 0000-0002-6996-0355
Aiden Maloney-BertelliDepartment of Ophthalmology, University of Washington, Seattle, WA 98109, USA.ORCID 0000-0002-9958-4119
James A KuchenbeckerDepartment of Ophthalmology, University of Washington, Seattle, WA 98109, USA.ORCID 0000-0002-8603-7693
Kevin C BoyleHansen Experimental Physics Laboratory, Stanford, CA 94305, USA.ORCID 0000-0002-9539-6786
Tong LingHansen Experimental Physics Laboratory, Stanford, CA 94305, USA.ORCID 0000-0001-9009-7966
Zhijie Charles ChenHansen Experimental Physics Laboratory, Stanford, CA 94305, USA.ORCID 0000-0003-2705-065X
B Hyle ParkDepartment of Bioengineering, University of California, Riverside, CA 92521, USA.ORCID 0000-0002-0282-7162
Austin RoordaSchool of Optometry, University of California, Berkeley, CA 94720, USA.ORCID 0000-0002-3785-0848
Daniel PalankerHansen Experimental Physics Laboratory, Stanford, CA 94305, USA.ORCID 0000-0002-0480-3025
Ramkumar SabesanDepartment of Ophthalmology, University of Washington, Seattle, WA 98109, USA. rsabesan@uw.edu.ORCID 0000-0003-0895-7037
Stanford University · USUniversity of Washington · USUniversity of California, Berkeley · USUniversity of California, Riverside · US

Funding

Vision Research CoreP30EY001730 · NEI · UNIVERSITY OF WASHINGTON · PI MAUREEN E NEITZ · 1985 to 2026
$23.5M
Stanford Vision Research CoreP30EY026877 · NEI · STANFORD UNIVERSITY · PI Jeffrey L Goldberg · 2017 to 2026
$8.0M
Interferometric Optophysiology of the Human RetinaU01EY025501 · NEI · UNIVERSITY OF CALIFORNIA BERKELEY · PI ROORDA, AUSTIN · 2015 to 2019
$3.4M
Photoreceptor mosaic in health and diseaseR01EY029710 · NEI · UNIVERSITY OF WASHINGTON · PI Ramkumar Sabesan · 2019 to 2026
$2.9M
In vivo photoreceptor physiology in the human retinaR21EY027941 · NEI · UNIVERSITY OF WASHINGTON · PI SABESAN, RAMKUMAR · 2018 to 2019
$432k
NEI NIH HHS P30 EY001730NEI NIH HHS P30 EY026877NEI NIH HHS R01 EY029710NEI NIH HHS R21 EY027941NEI NIH HHS U01 EY025501
6 · The paper itself

Abstract

Photoreceptors initiate vision by converting photons to electrical activity. The onset of the phototransduction cascade is marked by the isomerization of photopigments upon light capture. We revealed that the onset of phototransduction is accompanied by a rapid (<5 ms), nanometer-scale electromechanical deformation in individual human cone photoreceptors. Characterizing this biophysical phenomenon associated with phototransduction in vivo was enabled by high-speed phase-resolved optical coherence tomography in a line-field configuration that allowed sufficient spatiotemporal resolution to visualize the nanometer/millisecond-scale light-induced shape change in photoreceptors. The deformation was explained as the optical manifestation of electrical activity, caused due to rapid charge displacement following isomerization, resulting in changes of electrical potential and surface tension within the photoreceptor disc membranes. These all-optical recordings of light-induced activity in the human retina constitute an optoretinogram and hold remarkable potential to reveal the biophysical correlates of neural activity in health and disease.

Indexed as

Light Signal TransductionRetinal Cone Photoreceptor CellsHumansRetinaTomography, Optical CoherenceVision, Ocular

Identifiers

PMID32917686
PMCPMC9222118
OpenAlexW3083943664

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.