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1.
Medicina (B.Aires) ; 70(2): 173-184, Apr. 2010. ilus
Article in Spanish | LILACS | ID: lil-633740

ABSTRACT

Los receptores de hormonas esteroides han sido considerados históricamente como factores de transcripción nucleares. Sin embargo, en los últimos años surgieron evidencias que indican que su activación desencadena eventos rápidos, independientes de la transcripción y que involucran a diferentes segundos mensajeros; muchos de estos receptores han sido localizados en la membrana celular. Por otra parte, se han caracterizado varios receptores de hormonas esteroides noveles, de estructura molecular diferente al receptor clásico, localizados principalmente en la membrana celular. Esta revisión enfoca los diferentes efectos iniciados por los glucocorticoides, mineralocorticoides, andrógenos, estrógenos y progesterona, y los posibles receptores involucrados en los mismos.


Steroid hormone receptors have been historically considered as nuclear transcription factors. Nevertheless, in the last years, many of them have been detected in the cellular membrane. It has been postulated that their activation can induce transcription independent rapid events involving different second messengers. In addition, several novel steroid hormone receptors, showing a different molecular structure than the classical ones, have also been characterized and most of them are also located in the plasmatic membrane. This review focuses on the variety of effects initiated by glucocorticoids, mineralocorticoids, androgens, estrogens and progesterone, and the possible receptors involved mediating these effects.


Subject(s)
Humans , Cell Membrane/physiology , Receptors, Cell Surface/physiology , Receptors, Steroid/physiology , Signal Transduction/physiology , Androgens/physiology , Estrogens/physiology , Glucocorticoids/physiology , Mineralocorticoids/physiology , Progesterone/physiology
3.
J. bras. ginecol ; 102(7): 233-9, jul. 1992. ilus
Article in Portuguese | LILACS | ID: lil-194338

ABSTRACT

Os receptores de estrogênio, progesterona e androgênios têm sido pesquisados e apresentam aplicaçäo prática importante com relaçäo ao tratamento de doenças hormônio-dependentes. Este artigo apresenta uma revisÒo de literatura sobre o modo de açäo, métodos de análise e valor prognóstico desses receptores hormonais em Ginecologia.


Subject(s)
Humans , Female , Receptors, Steroid/physiology , Breast Neoplasms , Breast/metabolism , Endometrial Neoplasms , Endometrium/metabolism , Ovarian Neoplasms , Receptors, Steroid/chemistry , Uterine Cervical Neoplasms
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