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Toxicological evaluation of peptide compound TSC6: A 13-week subchronic toxicity and genotoxicity study
Genwei Zhang1, Xiaolu Huang1, Yujie Fang1
1XtalPi Holdings Limited, 6025 Shennan Avenue, Futian District, Shenzheng, Guangdong Province, 518048, China.
Abstract:
TSC6-peptide is an 8-amino acid synthetic peptide compound that inhibits intestinal α-amylase upon oral administration to control the digestion and absorption of starchy foods. However, its toxicological safety and other scientific evidence remain to be established. Given the potential utility of TSC6-peptide as an α-amylase inhibitor, this study conducted in vivo and in vitro experiments to support its safety profile. In reverse mutation and mammalian micronucleus assays revealed no genotoxicity for TSC6-peptide. Meanwhile, in the 90-day dietary toxicity study in rats, the NOAEL was 500 mg/kg bw/day for male rats following TSC6-peptide administration and the LOAEL for female rats was 50 mg/kg bw/day. These results indicate that TSC6-peptide possesses controllable safety as an α-amylase inhibitor.
Insights
TSC6-peptide, a synthetic compound, inhibits intestinal alpha-amylase to manage starch digestion. Studies confirm its safety profile, with no genotoxicity and established safe dosage levels in rats for potential therapeutic use.
Area of Science:
- Biochemistry
- Toxicology
- Pharmacology
Background:
- TSC6-peptide is a synthetic 8-amino acid compound designed to inhibit intestinal alpha-amylase.
- It holds potential for managing the digestion and absorption of starchy foods.
- Its toxicological safety and scientific evidence require thorough investigation.
Purpose of the Study:
- To evaluate the safety profile of TSC6-peptide.
- To provide scientific evidence supporting its use as an alpha-amylase inhibitor.
- To conduct in vivo and in vitro toxicological assessments.
Main Methods:
- In vitro genotoxicity testing using reverse mutation assays.
- In vitro genotoxicity testing using mammalian micronucleus assays.
- A 90-day oral dietary toxicity study in rats.
Main Results:
- No genotoxicity was observed for TSC6-peptide in reverse mutation and mammalian micronucleus assays.
- In the 90-day rat study, the No Observed Adverse Effect Level (NOAEL) was 500 mg/kg body weight/day for males.
- The Lowest Observed Adverse Effect Level (LOAEL) for females was 50 mg/kg body weight/day.
Conclusions:
- TSC6-peptide demonstrates a controllable safety profile.
- The findings support its potential utility as an alpha-amylase inhibitor.
- Further research can build upon these established safety parameters.
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