Video Experimental Relacionado
Updated: Aug 28, 2026

08:19
Isolation of Leukocytes from the Human Maternal-fetal Interface
Published on: May 21, 2015
Los fagocitos mononucleares placentarios como fuente de la interleucina-1
Resumen
Los fagocitos mononucleares de la placenta producen interleucina-1, un factor inmune clave. La estimulación de estas células aumenta la producción de interleucina-1, lo que sugiere que la placenta es una fuente valiosa de esta proteína.
Área de la Ciencia:
- Inmunología Inmunología.
- Biología celular Biología celular.
- Biología Reproductiva Biología Reproductiva.
Sus antecedentes:
- Los tejidos placentarios albergan poblaciones significativas de fagocitos mononucleares.
- Los fagocitos mononucleares juegan un papel crucial en las respuestas inmunes.
Objetivo del estudio:
- Para investigar la producción de interleucina-1 por los fagocitos mononucleares de la placenta.
- Para determinar si las células placentarias pueden servir como fuente de interleucina-1.
Principales métodos:
- Aislamiento de fagocitos mononucleares de tejidos placentarios de ratones y humanos.
- Cultivo de células durante 48 horas y análisis de supernatantes de cultivo.
- Caracterización de la proteína responsable de la actividad de la interleucina-1.
- Estimulación de la fagocitosis con el uso de cuentas de látex.
Principales resultados:
- Se confirmó que los fagocitos mononucleares placentarios producen interleucina-1.
- La proteína activa tenía un peso molecular de 12.000 18.000 daltones, consistente con la interleucina-1.
- La estimulación de la fagocitosis con cuentas de látex aumentó la producción y liberación de interleucina-1.
Conclusiones:
- Los fagocitos mononucleares placentarios de ratón y humano son una fuente de interleucina-1.
- La fagocitosis mejorada puede aumentar la liberación de interleucina-1 de estas células.
- La placenta representa una fuente potencialmente útil para la obtención de interleucina-1.
Más Videos Relacionados
Videos de Conceptos Relacionados
Transcytosis of IgG
Transcytosis is the process in which molecules are internalized by endocytosis, transported across the cell, and released through exocytosis from the opposite end of the cell. Molecules such as insulin, immunoglobulins, and certain nutrients are transferred through the recycling endosomes by recycling and transcytosis.
IgG molecules from a mother undergo transcytosis starting around 13 weeks of gestation. The amount of IgG transferred and entering the fetal blood circulation increases with...
IgG molecules from a mother undergo transcytosis starting around 13 weeks of gestation. The amount of IgG transferred and entering the fetal blood circulation increases with...
Cells of the Innate Immune Response
The innate immune response is an immediate and non-specific response against pathogens, acting swiftly to prevent the spread of infections. The primary cells involved in this response are phagocytes and natural killer (NK) cells.
Phagocytes
Phagocytes police the peripheral tissues by removing cellular debris and responding to the invasion of foreign substances or pathogens. Many phagocytes attack and remove microorganisms even before lymphocytes detect them. The human body has two general...
Phagocytes
Phagocytes police the peripheral tissues by removing cellular debris and responding to the invasion of foreign substances or pathogens. Many phagocytes attack and remove microorganisms even before lymphocytes detect them. The human body has two general...
Immune Surveillance by NK Cells and Phagocytes
Immune surveillance is an integral part of the innate immune system, involving the continuous monitoring of peripheral tissues to detect and respond to pathogens, infected cells, or cancerous cells. This surveillance is conducted primarily by natural killer (NK) cells and phagocytes, which employ distinct but complementary mechanisms to identify and eliminate threats.
Natural Killer Cells: The Fast Responders
NK cells are large granular lymphocytes found in the blood and lymphatic system. These...
Natural Killer Cells: The Fast Responders
NK cells are large granular lymphocytes found in the blood and lymphatic system. These...
Acute Inflammation II: Cellular Phase
The cellular phase of acute inflammation is a tightly orchestrated sequence of events that recruits leukocytes, primarily neutrophils, to sites of tissue injury or infection. Following the initial vascular changes, this phase ensures effective immune cell migration, activation, and function at the affected site to eliminate pathogens and initiate tissue repair.Leukocyte Recruitment CascadeLeukocyte recruitment happens in four steps: margination, adhesion, transmigration, and chemotaxis. Reduced...

