A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype

The p.Thr124Met mutation in the myelin protein zero (MPZ) causes the Charcot-Marie-Tooth disease type 2J, a peripheral neuropathy with additional symptoms as pupillary alterations and deafness. It was observed in several families around the world originating e. g. from Germany, Belgium, Japan, Italy...

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Main Authors: Alejandro Leal, Corinna Berghoff, Martin Berghoff, Melissa Rojas-Araya, Carolina Ortiz, Dieter Heuss, Gerardo Del Valle, Bernd Rautenstrauss
Format: Article
Language:English
Published: Universidad de Costa Rica 2014-12-01
Series:Revista de Biología Tropical
Subjects:
Online Access:http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442014000400003&lng=en&tlng=en
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author Alejandro Leal
Corinna Berghoff
Martin Berghoff
Melissa Rojas-Araya
Carolina Ortiz
Dieter Heuss
Gerardo Del Valle
Bernd Rautenstrauss
author_facet Alejandro Leal
Corinna Berghoff
Martin Berghoff
Melissa Rojas-Araya
Carolina Ortiz
Dieter Heuss
Gerardo Del Valle
Bernd Rautenstrauss
author_sort Alejandro Leal
collection DOAJ
description The p.Thr124Met mutation in the myelin protein zero (MPZ) causes the Charcot-Marie-Tooth disease type 2J, a peripheral neuropathy with additional symptoms as pupillary alterations and deafness. It was observed in several families around the world originating e. g. from Germany, Belgium, Japan, Italy and North America. Here we report Central American patients originating from a family in Costa Rica carrying this mutation. Clinical, electrophysiological and molecular analysis of patients and controls were performed, including gene and linked markers´ sequencing. Carriers share almost the entire haplotype with two non related Belgian CMT patients. As a result of the haplotype analysis, based on ten markers (seven SNPs, two microsatellites and an intronic polyA stretch), the founder effect hypothesis for this allele migration is suggestive. Rev. Biol. Trop. 62 (4): 1285-1293. Epub 2014 December 01.
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spelling doaj.art-d65362ac3251457886da6983f568561d2024-08-03T05:55:34ZengUniversidad de Costa RicaRevista de Biología Tropical0034-77442014-12-0162412851293S0034-77442014000400003A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotypeAlejandro LealCorinna BerghoffMartin BerghoffMelissa Rojas-ArayaCarolina OrtizDieter HeussGerardo Del ValleBernd RautenstraussThe p.Thr124Met mutation in the myelin protein zero (MPZ) causes the Charcot-Marie-Tooth disease type 2J, a peripheral neuropathy with additional symptoms as pupillary alterations and deafness. It was observed in several families around the world originating e. g. from Germany, Belgium, Japan, Italy and North America. Here we report Central American patients originating from a family in Costa Rica carrying this mutation. Clinical, electrophysiological and molecular analysis of patients and controls were performed, including gene and linked markers´ sequencing. Carriers share almost the entire haplotype with two non related Belgian CMT patients. As a result of the haplotype analysis, based on ten markers (seven SNPs, two microsatellites and an intronic polyA stretch), the founder effect hypothesis for this allele migration is suggestive. Rev. Biol. Trop. 62 (4): 1285-1293. Epub 2014 December 01.http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442014000400003&lng=en&tlng=enCharcot-Marie-Toothneuropatía periféricaProteína Mielina CeromutaciónCosta Rica
spellingShingle Alejandro Leal
Corinna Berghoff
Martin Berghoff
Melissa Rojas-Araya
Carolina Ortiz
Dieter Heuss
Gerardo Del Valle
Bernd Rautenstrauss
A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
Revista de Biología Tropical
Charcot-Marie-Tooth
neuropatía periférica
Proteína Mielina Cero
mutación
Costa Rica
title A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
title_full A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
title_fullStr A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
title_full_unstemmed A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
title_short A Costa Rican family affected with Charcot-Marie-Tooth disease due to the myelin protein zero (MPZ) p.Thr124Met mutation shares the Belgian haplotype
title_sort costa rican family affected with charcot marie tooth disease due to the myelin protein zero mpz p thr124met mutation shares the belgian haplotype
topic Charcot-Marie-Tooth
neuropatía periférica
Proteína Mielina Cero
mutación
Costa Rica
url http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442014000400003&lng=en&tlng=en
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