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[Experimental and human nephrotoxicity induced by ochratoxins]
1CHU de Rouen.
Bulletin De L'Academie Nationale De Medecine
|April 7, 1998
Summary
Ochratoxin A, a food contaminant, may cause chronic kidney disease in humans. This mycotoxin is known to be toxic to animal kidneys, and human cases show similar damage, particularly in Balkan endemic nephropathy.
Area of Science:
- Toxicology
- Mycotoxicology
- Nephrology
Context:
- Ochratoxin A is a mycotoxin produced by Aspergillus and Penicillium species.
- It is a common contaminant in food and animal feed.
- Ochratoxin A exhibits carcinogenic, teratogenic, mutagenic, and immunosuppressive properties.
Purpose:
- To investigate the nephrotoxic potential of Ochratoxin A in humans.
- To correlate animal studies of Ochratoxin A nephrotoxicity with human kidney diseases.
Summary:
- Nephrotoxicity is well-documented in animals exposed to Ochratoxin A, primarily affecting proximal renal tubules.
- Human acute nephrotoxicity is rare, but chronic exposure may lead to chronic renal failure.
- Observed cases of chronic renal failure in humans present histological similarities to Ochratoxin A-induced experimental nephropathies and Balkan endemic nephropathy.
Impact:
- Findings suggest Ochratoxin A may be an etiological agent in human kidney diseases, including Balkan endemic nephropathy and North African interstitial nephropathies.
- Highlights the potential public health risk associated with Ochratoxin A contamination in food supplies.
- Underscores the need for further research into the role of mycotoxins in human renal pathology.