Evidence map›Paper›PMID 29100828›Full record

ArticleExperimental eye research2018

Conditional loss of Spata7 in photoreceptors causes progressive retinal degeneration in mice.

Aiden Eblimit, Smriti Akshay Agrawal, Kandace Thomas, Ivan Assenov Anastassov, Tajiguli Abulikemu, Yalda Moayedi, Graeme Mardon, Rui Chen

Erratum issuedOpen access · greenAbstract read
In one paragraph

Article in Experimental eye research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.0field-weighted citation impact, top 24% 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

10 citing papers in PubMed, 15 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 1 institution in 2 countries.

Aiden EblimitHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA.
Smriti Akshay AgrawalHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA.
Kandace ThomasHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA.
Ivan Assenov AnastassovDepartment of Biochemistry and Molecular Biology, Baylor College of Medicine, Houston, TX 77030-3411, USA.
Tajiguli AbulikemuDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA; The Key Laboratory of Plant Resources and Chemistry of Arid Zone, Xinjiang Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Urumqi, Xinjiang, 830011, China.
Yalda Moayedi
Graeme MardonDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Pathology and Immunology, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Neuroscience, Baylor College of Medicine, Houston, TX 77030-3411, USA. Electronic address: gmardon@bcm.edu.
Rui ChenHuman Genome Sequencing Center, Baylor College of Medicine, Houston, TX 77030-3411, USA; Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030-3411, USA. Electronic address: ruichen@bcm.edu.
Baylor College of Medicine · US

Funding

UNDERSTANDING FXTAS AMONG MALES WITH THE FMR1 PREMUTATIONP30HD024064 · NICHD · BAYLOR COLLEGE OF MEDICINE · PI TOLIAS, KIMBERLY R · 1988 to 2013
$29.4M
VISION RESEARCH CENTERP30EY002520 · NEI · BAYLOR COLLEGE OF MEDICINE · PI Samuel M Wu · 1985 to 2026
$14.8M
MOLECULAR GENETICS EMPHASIZING VISION RESEARCHT32EY007102 · NEI · BAYLOR COLLEGE OF MEDICINE · PI MARDON, GRAEME · 1988 to 2019
$3.8M
Molecular Mechanisms of Human Retinal DiseaseR01EY020540 · NEI · BAYLOR COLLEGE OF MEDICINE · PI CHEN, RUI, MARDON, GRAEME · 2011 to 2017
$2.3M
Characterization of TRPM1 isoforms and binding partners in ON bipolar cellsF32EY024815 · NEI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ANASTASSOV, IVAN · 2014 to 2016
$164k
NEI NIH HHS F32 EY024815NEI NIH HHS P30 EY002520NEI NIH HHS R01 EY020540NEI NIH HHS T32 EY007102NICHD NIH HHS P30 HD024064
6 · The paper itself

Abstract

The mammalian retina consists of multiple cell layers including photoreceptor cells, which are light sensing neurons that play essential functions in the visual process. Previously, we identified mutations in SPATA7, encoding spermatogenesis associated protein 7, in families with Leber Congenital Amaurosis (LCA) and juvenile Retinitis Pigmentosa (RP), and showed that Spata7 null mice recapitulate the human disease phenotype of retinal degeneration. SPATA7 is expressed in the connecting cilium of photoreceptor (PR) cells in the mouse retina, as well as in retinal pigment epithelium (RPE) cells, but the functional role of Spata7 in the RPE remains unknown. To investigate whether Spata7 is required in PRs, the RPE, or both, we conditionally knocked out Spata7 in photoreceptors and RPE cells using Crx-Cre and Best1-Cre transgenic mouse lines, respectively. In Spata7 photoreceptor-specific conditional (cKO) mice, both rod and cone photoreceptor dysfunction and degeneration is observed, characterized by progressive thinning of the outer nuclear layer and reduced response to light; however, RPE-specific deletion of Spata7 does not impair retinal function or cell survival. Furthermore, our findings show that both Rhodopsin and RPGRIP1 are mislocalized in the Spata7

Indexed as

AnimalsCytoskeletal ProteinsDisease Models, AnimalDNA-Binding ProteinsElectroretinographyMiceMice, KnockoutProteinsRetinaRetinal Cone Photoreceptor CellsRetinal DegenerationRetinal Rod Photoreceptor CellsRetinitis PigmentosaRhodopsinCytoskeletal ProteinsDNA-Binding ProteinsProteinsRhodopsinRpgrip1 protein, mouseSPATA7 protein, mouseConditional knockoutLeber Congenital AmaurosisPhotoreceptorsRetinal degenerationRetinal functionRetinitis PigmentosaRPESPATA7

Identifiers

PMID29100828
PMCPMC5756513
OpenAlexW2766832373

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Registered trials

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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.