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Autofagia, inflamación e inmunidad: una troika que gobierna el cáncer y su tratamiento
Zhenyu Zhong1, Elsa Sanchez-Lopez1, Michael Karin1
1Laboratory of Gene Regulation and Signal Transduction, Department of Pharmacology, School of Medicine, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA; Department of Pathology, School of Medicine, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA.
Cell
|July 16, 2016
Resumen
La autofagia, un proceso celular, suprime los tumores al controlar la inflamación y la inmunidad. La mejora de la autofagia puede aumentar la inmunidad antitumoral y mejorar la eficacia de la inmunoterapia contra el cáncer.
Área de la Ciencia:
- Biología celular
- Inmunología
- En el campo de la oncología
Sus antecedentes:
- La autofagia es un proceso de degradación celular con funciones supresoras de tumores conocidas.
- La evidencia emergente destaca la función de la autofagia en la modulación de la inflamación y la inmunidad contra el cáncer.
- Las células cancerosas pueden evadir la vigilancia inmune mediante la desregulación de la autofagia.
Objetivo del estudio:
- Explorar el papel de la autofagia en el desarrollo del cáncer más allá de sus funciones celulares autónomas.
- Para investigar cómo la autofagia influye en la inflamación y la inmunidad antitumoral.
- Evaluar el potencial de los quimioterápicos que inducen la autofagia en la inmunoterapia del cáncer.
Principales métodos:
- Revisión de la literatura y síntesis de estudios recientes sobre la autofagia, la inflamación, la inmunidad y el cáncer.
- Análisis de los mecanismos por los cuales la autofagia afecta la presentación del antígeno tumoral y la actividad de las células inmunes.
- Examen del impacto de los agentes quimioterapéuticos que inducen la muerte celular autofágica.
Principales resultados:
- La autofagia suprime la inflamación que promueve el tumor mientras mejora la presentación del antígeno tumoral.
- La estimulación de la autofagia conduce a un aumento de las respuestas inmunes antitumorales.
- Ciertas quimioterapias pueden mejorar la inmunidad antitumoral mediante la inducción de la muerte celular autofágica.
Conclusiones:
- La autofagia juega un papel crítico en la orquestación de la inmunidad antitumoral mediante la modulación de la inflamación y la presentación de antígenos.
- Dirigirse a la autofagia presenta una estrategia prometedora para mejorar la inmunoterapia contra el cáncer.
- La investigación adicional sobre la interacción entre la autofagia, la inmunidad y la quimioterapia es crucial para mejorar los resultados del tratamiento del cáncer.
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