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dc.creatorRadic, Claudia Pamela-
dc.creatorRossetti, Liliana Carmen-
dc.creatorAbelleyro, Miguel Martin-
dc.creatorTetzlaff, T.-
dc.creatorCandela, M.-
dc.creatorNeme, D.-
dc.creatorSciuccati, G.-
dc.creatorBonduel, M.-
dc.creatorMedina Acosta, E.-
dc.creatorLarripa, Irene Beatriz-
dc.creatorDe Tezanos Pinto, M.-
dc.creatorde Brasi, Carlos Daniel-
dc.date2018-03-13T19:20:19Z-
dc.date2018-03-13T19:20:19Z-
dc.date2015-04-
dc.date2018-03-08T18:59:25Z-
dc.date.accessioned2019-04-29T15:54:48Z-
dc.date.available2019-04-29T15:54:48Z-
dc.identifierRadic, Claudia Pamela; Rossetti, Liliana Carmen; Abelleyro, Miguel Martin; Tetzlaff, T.; Candela, M.; et al.; Phenotype–genotype correlations in hemophilia A carriers are consistent with the binary role of the phase between F8 and X-chromosome inactivation; Wiley Blackwell Publishing, Inc; Journal of Thrombosis and Haemostasis; 13; 4; 4-2015; 530-539-
dc.identifier1538-7933-
dc.identifierhttp://hdl.handle.net/11336/38691-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/305199-
dc.descriptionBackground: The recessive X-linked disorder hemophilia A (HA) is rarely expressed in female carriers, most of whom express about half of normal factor VIII activity (FVIII:C). Objective: To propose an integrative assessment model for the binary role of the phase between the mutated F8 and the active X-chromosome (Xa) in FVIII:C in HA carriers. Methods: We studied 67 females at risk of severe HA, comprising five symptomatic females (FVIII:C < 1.5 IU dL−1) and 14 controls. A correlation study between FVIII:C (observed vs. expected) and X-chromosome inactivation (XCI) patterns (XIPs; androgen receptor gene [AR] system) in blood leukocyte DNA was performed in carriers, by comparison of a model correlating FVIII:C and XIP with arbitrary models devoid of biological significance, and with FVIII:C levels in non-carriers (mean model) as a proxy from background data dispersion not influenced by XIP. Results: We provide proof-of-concept example from a family presenting with extremely skewed XIPs in which the severe HA phenotype appeared in a heterozygous carrier of a crossover between AR and F8 loci that phased the mutated F8 with the maternally inherited Xa. Furthermore, four cases of severe HA affected women who had a combination of a heterozygous F8 mutation and extremely skewed XIPs in leukocytes or oral mucosa are presented. Correlation analyses between FVIII:C levels and XIPs in carriers (n = 38) but not in non-carriers (n = 20) showed highly significant differences between the proposed correlation model and models without biological significance. The data support a binary influence of XCI, either increasing or decreasing the FVIII:C, subject to the underlying phase set between the F8 mutation and XCI. Conclusions: Our evidence suggests that the phase between XCI and mutated F8 acts as a molecular switch conditioning FVIII:C levels and HA expression in carriers.-
dc.descriptionFil: Radic, Claudia Pamela. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina-
dc.descriptionFil: Rossetti, Liliana Carmen. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina-
dc.descriptionFil: Abelleyro, Miguel Martin. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina-
dc.descriptionFil: Tetzlaff, T.. Universidad Nacional de General Sarmiento. Instituto de Ciencias; Argentina-
dc.descriptionFil: Candela, M.. Academia Nacional de Medicina de Buenos Aires. Instituto de Investigaciones Hematológicas "Mariano R. Castex"; Argentina-
dc.descriptionFil: Neme, D.. Fundación de la Hemofilia "Alfredo Pavlovsky"; Argentina-
dc.descriptionFil: Sciuccati, G.. Gobierno de la Ciudad de Buenos Aires. Hospital de Pediatría "Juan P. Garrahan"; Argentina-
dc.descriptionFil: Bonduel, M.. Gobierno de la Ciudad de Buenos Aires. Hospital de Pediatría "Juan P. Garrahan"; Argentina-
dc.descriptionFil: Medina Acosta, E.. Universidade Estadual Do Norte Fluminense Darcy Ribeiro; Brasil-
dc.descriptionFil: Larripa, Irene Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina-
dc.descriptionFil: De Tezanos Pinto, M.. Fundación de la Hemofilia "Alfredo Pavlovsky"; Argentina. Academia Nacional de Medicina de Buenos Aires. Instituto de Investigaciones Hematológicas "Mariano R. Castex"; Argentina-
dc.descriptionFil: de Brasi, Carlos Daniel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Medicina Experimental. Academia Nacional de Medicina de Buenos Aires. Instituto de Medicina Experimental; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherWiley Blackwell Publishing, Inc-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1111/jth.12854/abstract-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1111/jth.12854-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectF8 protein-
dc.subjecthemophilia A-
dc.subjectX-linked genetic diseases-
dc.subjectX chromosome inactivation-
dc.subjectInmunología-
dc.subjectMedicina Básica-
dc.subjectCIENCIAS MÉDICAS Y DE LA SALUD-
dc.titlePhenotype–genotype correlations in hemophilia A carriers are consistent with the binary role of the phase between F8 and X-chromosome inactivation-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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