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Immunological Memory01:23

Immunological Memory

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Immunological memory, a pivotal pillar of the adaptive immune system, is responsible for the body's ability to remember and respond more swiftly and effectively to previously encountered pathogens. This remarkable feature is what makes vaccines so effective in preventing diseases.
What is Immunological Memory?
Immunological memory is an integral function of the immune system that allows it to recognize and react more rapidly and effectively to pathogens previously encountered. This feature...
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Vaccinations01:51

Vaccinations

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Special Features of Adaptive Immunity01:20

Special Features of Adaptive Immunity

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The adaptive immune system, a crucial component of the overall immune response, offers a highly specialized defense against pathogens. It involves specific cell types and features, enabling it to combat infections effectively and efficiently.
The primary cell types involved in adaptive immunity are T cells and B cells. Each type has a unique role in defending the body against pathogens. T cells are responsible for cell-mediated immunity. They identify and eliminate infected cells directly,...
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Active versus Passive Immunity01:31

Active versus Passive Immunity

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Immunity, along with the ability to limit pathogen growth to prevent significant body tissue damage, can be gained either by (1) actively developing an immune response within the individual after exposure to a pathogen or after getting vaccinated or (2) passively transferring immune components from an immune individual to one who is nonimmune. Both these forms of immunity can be found naturally and in medical practices.
Active Immunity
Active immunity refers to the resistance one develops...
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Defense Mechanism Against Infection01:26

Defense Mechanism Against Infection

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Natural flora, body system defenses, and inflammation are natural barriers of the body against infectious agents regardless of previous exposure. Normal floras of the human body refer to the microbial population that colonizes the skin and mucous membranes.
In addition, many body organ systems have unique defenses against infection. The skin is an intact, multilayered surface preventing invasion by microorganisms unless impaired. Mucous membranes lining the mouth, nose, and eyelids are barriers...
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What is the Immune System?01:38

What is the Immune System?

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Updated: Jun 23, 2025

Author Spotlight: Advancing Immune Monitoring in Critical Care Patients Using Whole Blood Assays
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JAK aumentando la inmunidad

Massimo Gadina1, John J O'Shea2

  • 1Translational Immunology Section, Office of Science and Technology, National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), National Institutes of Health (NIH), Bethesda, MD, USA.

Science (New York, N.Y.)
|June 20, 2024
PubMed
Resumen
Este resumen es generado por máquina.

Los inhibidores de Janus kinase (JAK) mejoran la capacidad del cuerpo para combatir el cáncer. Estas terapias dirigidas son cruciales para mejorar las respuestas antitumorales en varios tratamientos contra el cáncer.

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Área de la Ciencia:

  • Inmunología
  • En el campo de la oncología
  • Farmacología

Sus antecedentes:

  • Las vías de señalización de Janus kinase (JAK) son críticas en las respuestas inmunes y la comunicación celular.
  • La desregulación de las vías JAK está implicada en varios cánceres y afecciones inflamatorias.
  • La orientación de la señalización JAK ofrece una estrategia potencial para modular la inmunidad antitumoral.

Objetivo del estudio:

  • Investigar el impacto de los inhibidores de Janus kinase (JAK) en las respuestas antitumorales.
  • Evaluar la eficacia de la inhibición de JAK en el tratamiento del cáncer.

Principales métodos:

  • Los modelos de cáncer preclínicos fueron tratados con inhibidores de JAK.
  • Se analizaron las poblaciones de células inmunes y los perfiles de citoquinas.
  • Se evaluaron el crecimiento tumoral y las tasas de supervivencia.

Principales resultados:

  • Los inhibidores de JAK aumentaron significativamente la infiltración de las células inmunes en los tumores.
  • Las citoquinas proinflamatorias clave asociadas con la inmunidad antitumoral fueron reguladas al alza.
  • El tratamiento con inhibidores JAK redujo el crecimiento tumoral y mejoró la supervivencia.

Conclusiones:

  • Los inhibidores de Janus kinase (JAK) demuestran un papel significativo en el aumento de las respuestas inmunes antitumorales.
  • Dirigirse a las vías JAK representa un enfoque terapéutico prometedor para el tratamiento del cáncer.