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Pancreatic involvement in murine schistosomiasis
H L Lenzi1, J A Lenzi, F C Rosman
1Departamento de Patologia, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz, Rio de Janerio, Brasil.
Summary
Murine schistosomiasis frequently affects the pancreas, causing mild to severe granulomatous pancreatitis. Mice offer a valuable model for studying the development of pancreatitis following Schistosoma mansoni infection.
Area of Science:
- Parasitology
- Immunology
- Pathology
Background:
- Schistosomiasis is a parasitic disease with significant global health impact.
- Pancreatic involvement in schistosomiasis, while documented, requires further investigation into its pathogenesis.
- Murine models are crucial for understanding host-parasite interactions in infectious diseases.
Purpose of the Study:
- To characterize pancreatic involvement in a murine model of schistosomiasis.
- To investigate the timeline and severity of pancreatitis induced by Schistosoma mansoni infection.
- To evaluate the utility of mice as a model for studying Schistosoma mansoni-induced pancreatitis.
Main Methods:
- Induction of schistosomiasis in a murine model.
- Histopathological examination of pancreatic tissues at various time points post-infection.
- Assessment of pancreatitis severity and characterization of granuloma formation.
Main Results:
- Pancreatic involvement observed in 30-80% of infected mice.
- Granulomas detected in the pancreas from day 50 onwards.
- Peak pancreatitis severity noted between days 90 and 100 post-infection.
Conclusions:
- Murine schistosomiasis frequently leads to heterogeneous pancreatic inflammation.
- The development of granulomatous pancreatitis follows a distinct temporal pattern in mice.
- Mice serve as a relevant model for elucidating the pathogenesis of Schistosoma mansoni-induced pancreatitis.