Evidence map›Paper›PMID 21330665›Full record

ArticleInvestigative ophthalmology & visual science2011

The loss of vacuolar protein sorting 11 (vps11) causes retinal pathogenesis in a vertebrate model of syndromic albinism.

Jennifer L Thomas, Thomas S Vihtelic, Aaron D denDekker, Gregory Willer, Xixia Luo, Taylor R Murphy, Ronald G Gregg, David R Hyde, Ryan Thummel

Open access · bronzeAbstract read
In one paragraph

Article in Investigative ophthalmology & visual science, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

21 citing papers in PubMed, 31 citations in OpenAlex.

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  3. HypomyelinatedInternational journal of molecular sciences · 2024
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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

9 authors at 2 institutions in 2 countries.

Jennifer L ThomasDepartment of Anatomy and Cell Biology, Wayne State University School of Medicine, Detroit, Michigan 48201, USA.
Thomas S Vihtelic
Aaron D denDekker
Gregory Willer
Xixia Luo
Taylor R Murphy
Ronald G Gregg
David R Hyde
Ryan Thummel
Institute of Cell Biology and Neurobiology · ITUniversity of Notre Dame · US

Funding

UOFL ENVIRONMENTAL HEALTH SCIENCES TRAINING PROGRAMT32ES011564 · NIEHS · UNIVERSITY OF LOUISVILLE · PI David W Hein, John Pierce Wise · 2004 to 2026
$7.1M
Genetic Hierarchy Underlying Photoreceptor RegenerationR01EY018417 · NEI · UNIVERSITY OF NOTRE DAME · PI HYDE, DAVID R, THUMMEL, RYAN · 2009 to 2012
$1.3M
Zebrafish Mutant Mapping FacilityR01RR020357 · NCRR · UNIVERSITY OF LOUISVILLE · PI GREGG, RONALD G · 2004 to 2007
$935k
Role of Pax6 in photoreceptor cell regeneration using conditional knockdownsR21EY018919 · NEI · UNIVERSITY OF NOTRE DAME · PI HYDE, DAVID R · 2008 to 2009
$450k
The platinum zebrafish is a model for studying vision defects caused by albinismR21EY019401 · NEI · WAYNE STATE UNIVERSITY · PI THUMMEL, RYAN, VIHTELIC, THOMAS S · 2009 to 2010
$413k
NCRR NIH HHS R01 RR020357NEI NIH HHS R01 EY018417NEI NIH HHS R01EY018417NEI NIH HHS R21 EY018919NEI NIH HHS R21EY018919NEI NIH HHS R21 EY019401NEI NIH HHS R21EY019401NIEHS NIH HHS T32 ES011564
6 · The paper itself

Abstract

purposeTo establish the zebrafish platinum mutant as a model for studying vision defects caused by syndromic albinism diseases such as Chediak-Higashi syndrome, Griscelli syndrome, and Hermansky-Pudlak syndrome (HPS).

methodsBulked segregant analysis and candidate gene sequencing revealed that the zebrafish platinum mutation is a single-nucleotide insertion in the vps11 (vacuolar protein sorting 11) gene. Expression of vps11 was determined by RT-PCR and in situ hybridization. Mutants were analyzed for pigmentation defects and retinal disease by histology, immunohistochemistry, and transmission electron microscopy.

resultsPhenocopy and rescue experiments determined that a loss of Vps11 results in the platinum phenotype. Expression of vps11 appeared ubiquitous during zebrafish development, with stronger expression in the developing retina and retinal pigmented epithelium (RPE). Zebrafish platinum mutants exhibited reduced pigmentation in the body and RPE; however, melanophore development, migration, and dispersion occurred normally. RPE, photoreceptors, and inner retinal neurons formed normally in zebrafish platinum mutants. However, a gradual loss of RPE, an absence of mature melanosomes, and the subsequent degradation of RPE/photoreceptor interdigitation was observed.

conclusionsThese data show that Vps11 is not necessary for normal retinal development or initiation of melanin biosynthesis, but is essential for melanosome maturation and healthy maintenance of the RPE and photoreceptors.

Indexed as

Disease Models, AnimalPolymorphism, Single NucleotideAlbinism, OculocutaneousAnimalsChediak-Higashi SyndromeFluorescent Antibody Technique, IndirectHearing Loss, SensorineuralHepatomegalyHermanski-Pudlak SyndromeIn Situ HybridizationMelaninsMelanophoresMelanosomesMicroscopy, Electron, TransmissionModels, GeneticMutationMelaninsvacuolar protein sorting 11, zebrafishVesicular Transport ProteinsZebrafish Proteins

Identifiers

PMID21330665
PMCPMC3109019
OpenAlexW2076019066

What OpenQuestion holds

Textmetadata
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.