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1.
Arch Esp Urol ; 62(2): 103-8, 2009 Mar.
Artigo em Espanhol | MEDLINE | ID: mdl-19448276

RESUMO

BACKGROUND: Many studies have investigated the association between obesity, adipose tissue-derived factors (leptin and adiponectin) and prostate cancer (CaP) but the results are still inconsistent. METHODS: The aim of this study was to carry out a comprehensive review of the existing evidence about the role of leptin and adiponectin in prostate carcinogenesis and to provide an overview of it. RESULTS: Recent evidence suggests that leptin may play a rol in prostate cancer progression, while adiponectin may act as an "antiprostatic cancer" adipokine. CONCLUSIONS: Obesity may promote the progression of established prostate cancer and and adipokines may provide a molecular mechanism whereby obesity exerts its effects on prostate tumour biology.


Assuntos
Adiponectina/fisiologia , Leptina/fisiologia , Neoplasias da Próstata/etiologia , Humanos , Masculino
2.
Arch. esp. urol. (Ed. impr.) ; 62(2): 103-108, mar. 2009. ilus
Artigo em Espanhol | IBECS | ID: ibc-60014

RESUMO

OBJETIVO: Numerosos estudios han investigado la asociación entre la obesidad, las sustancias secretadas por el tejido adiposo (leptina y adiponectina) y el cáncer de próstata (CaP), aunque los resultados no han sido concluyentes. El objetivo del presente trabajo es realizar una revisión bibliográfica sobre el rol de la leptina y la adiponectina en el desarrollo del CaP.MÉTODOS: Se realizó una búsqueda bibliográfica y lectura compresiva de artículos relacionados con “leptina”, “adiponectina”, “obesidad” y “cáncer de próstata” en Pubmed y revistas científicas; y se efectuó una breve descripción sobre el tema.RESULTADOS: Estudios recientes indican que el tejido adiposo y las diferentes sustancias que éste secreta, denominadas adipoquinas, podrían promover o prevenir el desarrollo del CaP. La leptina tendría un efecto promotor del tumor; mientras que la adiponectina tendría un efecto protector.CONCLUSIÓN: La obesidad podría influenciar la carcinogénesis prostática mediante un mecanismo molecular en el que participarían las adipoquinas(AU)


OBJECTIVES: Many studies have investi-gated the association between obesity, adipose tissue-derived factors (leptin and adiponectin) and prostate cancer (CaP) but the results are still inconsistent.METHODS: The aim of this study was to carry out a comprehensive review of the existing evidence about the role of leptin and adiponectin in prostate carcinoge-nesis and to provide an overview of it.RESULTS: Recent evidence suggests that leptin may play a rol in prostate cancer progression, while adiponectin may act as an “anti- prostatic cancer” adipokine.CONCLUSIONS: Obesity may promote the progression of established prostate cancer and and adipokines may provide a molecular mechanism whereby obesity exerts its effects on prostate tumour biology(AU)


Assuntos
Humanos , Masculino , Neoplasias da Próstata/enzimologia , Neoplasias da Próstata/epidemiologia , Leptina/administração & dosagem , Leptina/agonistas , Adiponectina/administração & dosagem , Adiponectina/metabolismo , Tecido Adiposo/enzimologia , Adipocinas/biossíntese , Leptina/síntese química , Leptina/metabolismo , Leptina/uso terapêutico , Adiponectina/análise , Obesidade/complicações
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