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Retinal dystrophies and variants in PRPH2 / Distrofias retinianas e variantes em PRPH2
Palma, Mariana Matioli da; Martin, Daniel; Salles, Mariana Vallim; Motta, Fabiana Louise Teixeira; Abujamra, Suel; Sallum, Juliana Maria Ferraz.
  • Palma, Mariana Matioli da; Instituto Suel Abujamra. São Paulo. BR
  • Martin, Daniel; Instituto Suel Abujamra. São Paulo. BR
  • Salles, Mariana Vallim; Universidade Federal de São Paulo. São Paulo. BR
  • Motta, Fabiana Louise Teixeira; Universidade Federal de São Paulo. São Paulo. BR
  • Abujamra, Suel; Instituto Suel Abujamra. São Paulo. BR
  • Sallum, Juliana Maria Ferraz; Universidade Federal de São Paulo. São Paulo. BR
Arq. bras. oftalmol ; 82(2): 158-160, Mar.-Apr. 2019. graf
Article in English | LILACS | ID: biblio-989393
ABSTRACT
ABSTRACT - This report presents three patients diagnosed with macular dystrophies with variants in PRPH2. Peripherin-2, the protein of this gene, is important in the morphogenesis and stabilization of the photoreceptor outer segment. Peripherin-2 deficiencies cause cellular apoptosis. Moreover, pathogenic variants in PRPH2 are associated with various diseases, such as pattern, butterfly-shaped pattern, central areolar, adult-onset vitelliform macular, and cone-rod dystrophies as well as retinitis pigmentosa, retinitis punctata albescens, Leber congenital amaurosis, fundus flavimaculatus, and Stargardt disease.
RESUMO
RESUMO - Este relato apresenta três pacientes com diagnóstico de distrofias maculares com mutações no PRPH2. Periferina 2, a proteína deste gene, é importante na morfogênese e estabilização do segmento externo dos fotorreceptores. Deficiências de periferina 2 causam apoptose celular. Além disso, variantes patogênicas no PRPH2 estão relacionadas a diferentes doenças, como distrofia padrão, distrofia padrão em asa de borboleta, distrofia central areolar, distrofia viteliforme do adulto, retinose pigmentar, distrofia de cones e bastonetes, retinite punctata albscens, amaurose congênita de Leber, fundus flavimaculatus e doença de Stargardt.
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Full text: Available Index: LILACS (Americas) Main subject: Retinal Dystrophies / Peripherins / Macular Degeneration / Mutation Limits: Adult / Female / Humans / Male Language: English Journal: Arq. bras. oftalmol Journal subject: Ophthalmology Year: 2019 Type: Article Affiliation country: Brazil Institution/Affiliation country: Instituto Suel Abujamra/BR / Universidade Federal de São Paulo/BR

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Full text: Available Index: LILACS (Americas) Main subject: Retinal Dystrophies / Peripherins / Macular Degeneration / Mutation Limits: Adult / Female / Humans / Male Language: English Journal: Arq. bras. oftalmol Journal subject: Ophthalmology Year: 2019 Type: Article Affiliation country: Brazil Institution/Affiliation country: Instituto Suel Abujamra/BR / Universidade Federal de São Paulo/BR