Evidence map›Paper›PMID 25992809›Full record

ArticleJournal of visualized experiments : JoVE2015

Simultaneous ex vivo functional testing of two retinas by in vivo electroretinogram system.

Frans Vinberg, Vladimir Kefalov

Abstract readVideo-Audio Media
In one paragraph

Article in Journal of visualized experiments : JoVE, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
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

25 citing papers in PubMed.

  1. E122Q rhodopsin: pigment microspectrophotometry, photoreceptor light responses, and bleaching adaptation.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2026
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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

2 authors.

Frans VinbergDepartment of Ophthalmology and Visual Sciences, Washington University in St. Louis; frans.vinberg@gmail.com.
Vladimir KefalovDepartment of Ophthalmology and Visual Sciences, Washington University in St. Louis.

Funding

WASHINGTON UNIVERSITY CENTER VISION RESEARCHP30EY002687 · NEI · WASHINGTON UNIVERSITY · PI Philip Andrew Ruzycki · 1985 to 2026
$18.4M
Pharmacological Treatment of Retinal DiseasesR24EY021126 · NEI · CASE WESTERN RESERVE UNIVERSITY · PI PALCZEWSKI, KRZYSZTOF · 2010 to 2014
$12.8M
MECHANISMS OF ADAPTATION IN MAMMALIAN CONESR01EY019312 · NEI · WASHINGTON UNIVERSITY · PI KEFALOV, VLADIMIR JIVKOV · 2009 to 2017
$3.3M
NEI NIH HHS EY002687NEI NIH HHS EY019312NEI NIH HHS EY021126NEI NIH HHS P30 EY002687NEI NIH HHS R01 EY019312NEI NIH HHS R24 EY021126
6 · The paper itself

Abstract

An In vivo electroretinogram (ERG) signal is composed of several overlapping components originating from different retinal cell types, as well as noise from extra-retinal sources. Ex vivo ERG provides an efficient method to dissect the function of retinal cells directly from an intact isolated retina of animals or donor eyes. In addition, ex vivo ERG can be used to test the efficacy and safety of potential therapeutic agents on retina tissue from animals or humans. We show here how commercially available in vivo ERG systems can be used to conduct ex vivo ERG recordings from isolated mouse retinas. We combine the light stimulation, electronic and heating units of a standard in vivo system with custom-designed specimen holder, gravity-controlled perfusion system and electromagnetic noise shielding to record low-noise ex vivo ERG signals simultaneously from two retinas with the acquisition software included in commercial in vivo systems. Further, we demonstrate how to use this method in combination with pharmacological treatments that remove specific ERG components in order to dissect the function of certain retinal cell types.

Indexed as

AnimalsElectroretinographyHumansMiceMice, Inbred C57BLRetina

Identifiers

PMID25992809
PMCPMC4469378

What OpenQuestion holds

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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.