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Emerging concepts in inflammation and fibrosis
Ma Concepción Gutiérrez-Ruíz1, Guillermo Robles-Díaz, David Kershenobich
1Departamento de Ciencias de la Salud, Universidad Autónoma Metropolitana-Iztapalapa (UAM-Iztapalapa), Mexico City, Mexico.
Archives of Medical Research
|December 31, 2002
Summary
Chronic liver and pancreas injury involves uncoordinated inflammation and fibrosis. Experts identified molecular pathways and potential therapies targeting these processes for better organ repair and function.
Area of Science:
- Gastroenterology and Hepatology
- Molecular Biology
- Cellular Biology
Background:
- Hepatic and pancreatic injuries share common inflammatory and fibrotic pathways.
- Uncoordinated responses lead to chronic inflammation, scarring, and organ dysfunction.
Framework:
- Expert opinions from the Mexican Digestive Disease Week (2001) analyzed molecular events in hepatic and pancreatic injury.
- Focus on identifying therapeutic opportunities by understanding these pathways.
Implementation:
- Inflammatory response involves leukocyte infiltration, adhesion molecules, chemokines, integrins, and activated stellate cells (SC).
- Quiescent SC activation is mediated by mechanical stress, cytokines, oxidative stress, and growth factors, driving fibrosis and extracellular matrix synthesis.
- Hepatocytes and acinar cells also contribute to inflammatory and fibrotic responses.
Implications:
- Understanding these molecular mechanisms is crucial for developing targeted therapies.
- Therapeutic strategies targeting pathways underlying chronic hepatic and pancreatic injury are emerging.
- Potential for improved treatment of organ dysfunction and scarring.
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