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An In vitro Model to Study Immune Responses of Human Peripheral Blood Mononuclear Cells to Human Respiratory Syncytial Virus Infection
Published on: December 10, 2013
Cellular and animals models for rhinovirus infection in asthma
Maria Xatzipsalti1, Nikolaos G Papadopoulos
1Allergy Department, 2nd Pediatric Clinic, University of Athens, Athens, Greece.
Contributions to Microbiology
|August 9, 2007
Summary
Human rhinoviruses cause many respiratory infections, but their mechanisms remain unclear. Cellular models are crucial for studying the immune response and developing new therapies for rhinovirus-induced asthma.
Area of Science:
- Virology
- Immunology
- Respiratory Medicine
Background:
- Human rhinoviruses (RVs) are a leading cause of upper respiratory tract infections.
- The pathogenesis and immunological response to RV infections are not fully understood.
- Existing animal models have significant limitations due to interspecies physiological differences.
Purpose of the Study:
- To explore the utility of experimental models for studying RV pathogenesis and immune responses.
- To evaluate the effectiveness of cellular models in overcoming limitations of animal models.
- To investigate RV-induced asthma mechanisms and identify therapeutic targets.
Main Methods:
- Review of existing animal models and their limitations (chimpanzees, gibbons, genetically modified mice).
- Assessment of various cell lines (BEAS-2B, A549, 16HBE, HEp-2, fibroblasts, smooth muscle cells) for RV research.
- Infection of primary cells, peripheral blood mononuclear cells, and dendritic cells to study immune responses.
Main Results:
- Animal models for RV are limited; mouse models face challenges with host cell tropism.
- Cellular models, including primary cultures and specific cell lines, offer alternatives to animal models.
- RV infection elicits both local and systemic immune responses, involving cell-mediated immunity.
Conclusions:
- Cellular models are essential for understanding RV pathogenesis and immune responses.
- These models provide valuable insights into RV-induced asthma.
- Cellular models are critical for evaluating novel therapeutic strategies against RV infections.
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