Brain plasticity, signal transduction and epigenesis: a missing link revealed
ARBS annu. rev. biomed. sci
; ARBS annu. rev. biomed. sci;11(n.esp): T114-T122, 20090000. ilus
Article
en En
| LILACS
| ID: lil-560454
Biblioteca responsable:
BR33.1
ABSTRACT
It has been long thought that the brain reorganizes itself in response to environmental needs. Sensory experiences coded in action potentials are the mean by which information on the surroundings is introduced into neuronal networks. The information approaching the brain in the form of electrochemical codes must then be translated in biochemical, epigenetic and genetic ones. Only until recently we have begun understanding the underpinning of such informational transformations and how this process is expressed as neuronal plastic responses. Central for our comprehension of this matter is the finding that signals transduction cascades can modify gene expression by remodeling the chromatin through epigenetic mechanisms. Hence, chromatin remodeling seems to be the process by which experiences are imprinted.
Palabras clave
Texto completo:
1
Colección:
01-internacional
Base de datos:
LILACS
Asunto principal:
Transducción de Señal
/
Expresión Génica
/
Epigénesis Genética
/
Plasticidad Neuronal
Idioma:
En
Revista:
ARBS annu. rev. biomed. sci
Asunto de la revista:
BIOLOGIA
Año:
2009
Tipo del documento:
Article
País de afiliación:
México
Pais de publicación:
Brasil