Receptores acoplados à proteína G: implicações para a fisiologia e doenças endócrinas

The majority of polypeptide hormones and even extracellular calcium signal their target cells through G protein-coupled receptors (GPCRs). Recently, many mutations have been both identified and associated with several endocrine disorders, such as nephrogenic diabetes insipidus, familial hypothyroidi...

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Detalhes bibliográficos
Autor: Hauache, Omar M. [UNIFESP]
Formato: artículo
Estado:Versión publicada
Fecha de publicación:2001
País:Brasil
Recursos:Universidade Federal de São Paulo (UNIFESP)
Repositorio:Repositório Institucional da UNIFESP
Idioma:portugués
OAI Identifier:oai:repositorio.unifesp.br:11600/1179
Acesso em linha:http://dx.doi.org/10.1590/S0004-27302001000300004
http://repositorio.unifesp.br/handle/11600/1179
Access Level:acceso abierto
Palavra-chave:G protein-coupled receptors
Activating mutations
Inactivating mutations
Endocrine diseases
Receptores acoplados à proteína G
Mutações ativadoras
Mutações inativadoras
Doenças endócrinas
Descrição
Resumo:The majority of polypeptide hormones and even extracellular calcium signal their target cells through G protein-coupled receptors (GPCRs). Recently, many mutations have been both identified and associated with several endocrine disorders, such as nephrogenic diabetes insipidus, familial hypothyroidism, familial male precocious puberty and sporadic hyperfunctional thyroid nodules. In this review, the G-protein coupled signal transduction mechanism is described. Moreover, the mechanism through which GPCRs mutations lead to endocrine disease is reviewed. Finally, we will comment on implications for diagnosis and treatment related to increasing research on GPCRs.