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Published on: June 5, 2020
Genotoxic potential of cellobiose
Horst Messinger1, Andreas Winkler2, Albert Bär1
1Bioresco Ltd., 4054, Basel, Switzerland.
Cellobiose, a novel food ingredient, was evaluated for safety. Standardized genotoxicity assays, including the Ames test and in-vitro micronucleus test, confirmed that cellobiose does not pose a genotoxic risk.
Area of Science:
- Food Science
- Toxicology
- Biochemistry
Background:
- Cellobiose is a disaccharide derived from sucrose.
- It is being considered as a novel food ingredient.
- Safety evaluation is crucial for new food components.
Purpose of the Study:
- To assess the genotoxic potential of enzymatically produced cellobiose.
- To ensure the safety of cellobiose as a novel food ingredient.
- To comply with regulatory safety assessment guidelines.
Main Methods:
- Ames test for bacterial reverse mutation assay.
- In-vitro micronucleus test using human peripheral lymphocytes.
- Standardized assays following OECD Guidelines.
Main Results:
- Cellobiose demonstrated no mutagenic activity in the Ames test.
- Cellobiose showed no clastogenic or aneugenic effects in the micronucleus test.
- The compound was found to be non-genotoxic under the tested conditions.
Conclusions:
- Enzymatically produced cellobiose lacks genotoxic potential.
- The safety evaluation supports the use of cellobiose as a novel food ingredient.
- Standardized assays confirm the safety profile of cellobiose.
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