Pesquisa
Descritor em português: Transdução de Sinais
Descritor em inglês: Signal Transduction
Descritor em espanhol: Transducción de Señal
Descritor transducción de señales
Termo(s) alternativo(s) señalización celular
sistema de transducción de Señal
sistemas de transducción de Señal
sistemas de transducción de Señales
transducción de señal
transducción de señal mediada por receptor
transducción de señales mediada por receptores
vías de señalización
vías de transducción de señales
Nota de escopo: Transferencia intracelular de información (activación/inhibición biológica) a través de una vía de señalización. En cada sistema de transducción de señales, media una señal de activación/inhibición procedente de una molécula biológica activa (hormona, neurotransmisor) merced al acoplamiento de un receptor/enzima a un segundo sistema mensajero o a un canal iónico. La transducción de señales juega un papel importante en las funciones de activación celular, en la diferenciación celular, y en la proliferación celular. Como ejemplos de sistema de transducción de señal tenemos el sistema del ACIDO GAMMA-AMINOBUTÍRICO-receptor postsináptico-canal iónico de calcio, la vía de activación del receptor mediado por las células T, y el receptor que media la activación de fosfolipasas. Los relacionados con la despolarización de la membrana o la liberación intracelular de calcio incluyen el receptor que media la activación de funciones citotóxicas en los granulocitos y la potenciación sináptica de la activación de proteincinasa. Algunas vías de transducción de señal pueden formar parte de vías de transducción de señal más amplias, por ejemplo: la activación de proteincinasa forma parte de la vía de activación de señal de las plaquetas.
Descritor em francês: Transduction du signal
Termo(s) alternativo(s): Cell Signaling
Pathway, Signal
Pathway, Signal Transduction
Pathways, Signal
Pathways, Signal Transduction
Receptor Mediated Signal Transduction
Receptor-Mediated Signal Transduction
Receptor-Mediated Signal Transductions
Signal Pathway
Signal Pathways
Signal Transduction Pathway
Signal Transduction Pathways
Signal Transduction System
Signal Transduction Systems
Signal Transduction, Receptor-Mediated
Signal Transductions
Signal Transductions, Receptor-Mediated
System, Signal Transduction
Systems, Signal Transduction
Transduction, Signal
Transductions, Signal
Código(s) hierárquico(s): G02.111.820
G04.835
Identificador Único RDF: https://id.nlm.nih.gov/mesh/D015398
Nota de escopo: The intracellular transfer of information (biological activation/inhibition) through a signal pathway. In each signal transduction system, an activation/inhibition signal from a biologically active molecule (hormone, neurotransmitter) is mediated via the coupling of a receptor/enzyme to a second messenger system or to an ion channel. Signal transduction plays an important role in activating cellular functions, cell differentiation, and cell proliferation. Examples of signal transduction systems are the GAMMA-AMINOBUTYRIC ACID-postsynaptic receptor-calcium ion channel system, the receptor-mediated T-cell activation pathway, and the receptor-mediated activation of phospholipases. Those coupled to membrane depolarization or intracellular release of calcium include the receptor-mediated activation of cytotoxic functions in granulocytes and the synaptic potentiation of protein kinase activation. Some signal transduction pathways may be part of larger signal transduction pathways; for example, protein kinase activation is part of the platelet activation signal pathway.
Qualificadores permitidos: DE drug effects
GE genetics
IM immunology
PH physiology
RE radiation effects
Indexação Anterior: Membrane Potentials (1977-1988)
specific compounds/physiology (1977-1988)
Nota MeSH pública: 89
Nota histórica: 89
Veja também os descritores: Ion Channels MeSH
Identificador DeCS: 23827
ID do descritor: D015398
Classificação da NLM: QU 375
Documentos indexados na Biblioteca Virtual em Saúde (BVS): Clique aqui para acessar os documentos da BVS
Data de estabelecimento: 01/01/1989
Data de entrada: 06/06/1988
Data de revisão: 05/07/2019
Signal Transduction - Conceito preferido
Identificador do conceito M0023729
Nota de escopo The intracellular transfer of information (biological activation/inhibition) through a signal pathway. In each signal transduction system, an activation/inhibition signal from a biologically active molecule (hormone, neurotransmitter) is mediated via the coupling of a receptor/enzyme to a second messenger system or to an ion channel. Signal transduction plays an important role in activating cellular functions, cell differentiation, and cell proliferation. Examples of signal transduction systems are the GAMMA-AMINOBUTYRIC ACID-postsynaptic receptor-calcium ion channel system, the receptor-mediated T-cell activation pathway, and the receptor-mediated activation of phospholipases. Those coupled to membrane depolarization or intracellular release of calcium include the receptor-mediated activation of cytotoxic functions in granulocytes and the synaptic potentiation of protein kinase activation. Some signal transduction pathways may be part of larger signal transduction pathways; for example, protein kinase activation is part of the platelet activation signal pathway.
Termo preferido Signal Transduction
Termo(s) alternativo(s) Cell Signaling
Signal Transduction System
Signal Transduction Systems
Signal Transductions
System, Signal Transduction
Systems, Signal Transduction
Transduction, Signal
Transductions, Signal
Signal Pathways - Mais específico
Identificador do conceito M0023728
Termo preferido Signal Pathways
Termo(s) alternativo(s) Pathway, Signal
Pathways, Signal
Signal Pathway
Signal Transduction Pathways - Mais específico
Identificador do conceito M0023730
Termo preferido Signal Transduction Pathways
Termo(s) alternativo(s) Pathway, Signal Transduction
Pathways, Signal Transduction
Signal Transduction Pathway
Receptor-Mediated Signal Transduction - Mais específico
Identificador do conceito M0023727
Termo preferido Receptor-Mediated Signal Transduction
Termo(s) alternativo(s) Receptor Mediated Signal Transduction
Receptor-Mediated Signal Transductions
Signal Transduction, Receptor-Mediated
Signal Transductions, Receptor-Mediated



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