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Especificidad de las citoquinas en macrófagos: JAK-STAT y más allá

Josje M A Huisman¹, Alexandra Drakaki¹, Thomas Decker²

¹Department of Medical Biochemistry, location AMC, Amsterdam, The Netherlands; Amsterdam institute for Immunology and Infectious diseases, Amsterdam UMC, location AMC, Amsterdam, The Netherlands; Amsterdam Cardiovascular Sciences Institute, Amsterdam UMC, location AMC, Amsterdam, The Netherlands.

Trends in immunology

|February 28, 2026

Resumen

Los macrófagos utilizan la señalización JAK-STAT para adaptarse a las señales de las citoquinas y mantener el equilibrio tisular. Comprender este proceso es crucial para controlar la inflamación y resolver enfermedades.

Área de la Ciencia:

Inmunología
Biología Celular
Biología Molecular

Sus antecedentes:

Los macrófagos son cruciales para la homeostasis tisular y el control de la inflamación.
Utilizan las vías de señalización de la Janus quinasa-estadística (JAK-STAT) para responder a las señales de citoquinas extracelulares.
Los entornos de citoquinas desregulados pueden conducir a inflamación crónica.

Objetivo del estudio:

Investigar cómo los macrófagos interpretan los entornos de citoquinas asociados con enfermedades.
Elucidar el papel de la señalización JAK-STAT en la adaptación fenotípica de los macrófagos durante la inflamación.

Principales métodos:

Análisis de las respuestas de los macrófagos a diversos estímulos de citoquinas.
Investigación de la activación de la vía JAK-STAT y los cambios transcripcionales posteriores en los macrófagos.
Utilización de enfoques transcriptómicos y proteómicos para perfilar los estados de los macrófagos.

Principales resultados:

Los macrófagos exhiben perfiles transcripcionales distintos según el entorno de citoquinas.
La señalización JAK-STAT es un mediador crítico de la adaptación de los macrófagos a las señales inflamatorias.
Las combinaciones específicas de citoquinas activan diferencialmente las vías JAK-STAT, lo que conduce a fenotipos macrófagos variados.

Conclusiones:

La interpretación de los entornos de citoquinas por parte de los macrófagos a través de la señalización JAK-STAT es fundamental para la resolución o persistencia de la inflamación.
La orientación de las vías JAK-STAT en los macrófagos puede ofrecer estrategias terapéuticas para enfermedades inflamatorias.

Palabras clave:

JAK-STAT paradoja de especificidad de citoquinas potenciadores macrófagos factores de transcripción

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