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Título:
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Goniodysgenesis variability and activity of CYP1B1 genotypes in primary congenital glaucoma
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Autores:
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García Antón, María Teresa ;
Salazar Corral, Juan José ;
Hoz Montañana, Rosa de ;
Rojas López, Blanca ;
Ramírez Sebastián, Ana Isabel ;
Triviño Casado, Alberto ;
Aroca Aguilar, José Daniel ;
García Feijoo, Julián ;
Escribano, Julio ;
Ramirez Sebastian, Jose Manuel
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Tipo de documento:
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texto impreso
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Editorial:
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Public Library Science, 2017-04-27
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Dimensiones:
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application/pdf
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Nota general:
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cc_by
info:eu-repo/semantics/openAccess
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Idiomas:
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Palabras clave:
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Estado = Publicado
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Materia = Ciencias Biomédicas: Medicina: Genética médica
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Materia = Ciencias Biomédicas: Medicina: Oftalmología
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Tipo = Artículo
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Resumen:
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Mutations in the CYP1B1 gene are currently the main known genetic cause of primary congenital glaucoma (PCG), a leading cause of blindness in children. Here, we analyze for the first time the CYP1B1 genotype activity and the microscopic and clinical phenotypes in human PCG. Surgical pieces from trabeculectomy from patients with PCG (n = 5) and sclerocorneal rims (n = 3) from cadaver donors were processed for transmission electron microscopy. Patients were classified into three groups depending on goniodysgenesis severity, which was influenced by CYP1B1 enzymatic activity. The main histological changes observed in the outflow pathway of patients with PCG and mutations in CYP1B1 were: i) underdeveloped collector channels and the Schlemm’s canal; ii) abnormal insertion of the ciliary muscle; iii) death of the trabecular endothelial cells. Our findings could be useful in improving treatment strategy of PCG associated with CYP1B1 mutations.
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En línea:
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https://eprints.ucm.es/42822/1/Salazar_Goniodysgenesis_PlosOne-2017-journal.pone.0176386.pdf
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