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Experimental pheohyphomycosis and mycotoxicosis by Curvularia lunata in albino rats
Indian Journal of Pathology & Microbiology
|January 1, 1989
Abstract:
A rice contaminating fungus 'Curvularia lunata' yields 'Curvularin', a potent mycotoxin. Experimental Pheohyphomycosis and Mycotoxicosis were observed in albino rats. Spore suspension produced localised lesion; with simultaneous steroid therapy produced lesion in distant organs. Mycotoxin, Curvularin, produced hepatic necrosis.
Insights
Curvularia lunata, a fungus contaminating rice, produces the mycotoxin Curvularin. This mycotoxin caused liver damage and disease in experimental rats, highlighting potential health risks.
Area of Science:
- Mycology
- Toxicology
- Pathology
Background:
- Curvularia lunata is a fungus found in rice.
- This fungus produces a mycotoxin called Curvularin.
- Mycotoxins can pose significant health risks.
Purpose of the Study:
- To investigate the pathogenic and toxic effects of Curvularia lunata and its mycotoxin, Curvularin.
- To observe the development of experimental pheohyphomycosis and mycotoxicosis in albino rats.
Main Methods:
- Inoculation of albino rats with Curvularia lunata spore suspension.
- Administration of simultaneous steroid therapy alongside spore suspension.
- Administration of the mycotoxin Curvularin to assess its specific effects.
Main Results:
- Spore suspension induced localized lesions in rats.
- Combined spore suspension and steroid therapy led to lesions in distant organs.
- The mycotoxin Curvularin was found to cause hepatic necrosis (liver damage).
Conclusions:
- Curvularia lunata can cause experimental pheohyphomycosis and mycotoxicosis.
- Steroid therapy may influence the dissemination of fungal infections.
- Curvularin is a potent hepatotoxin, causing liver necrosis.