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Cytogenetic effects of amitriptyline hydrochloride in somatic and germ cells of mice
1Department of Genetics, Osmania University, Hyderabad, India.
Abstract:
Amitriptyline hydrochloride, an antidepressant drug, was tested in mice for mutagenic effects in the somatic cells by the micronucleus test and in the germ cells by the air drying technique of Evans et al. Mice were treated orally with the drug at a dose of 70, 140 and 210 mg/kg body weight. The results indicate that the drug is capable of inducing mutations both in the mitotic and meiotic cells of mice.
Insights
Amitriptyline hydrochloride, an antidepressant, was evaluated for mutagenic effects in mice. The study found that this drug can induce mutations in both somatic and germ cells, indicating potential genotoxicity.
Area of Science:
- Pharmacology
- Toxicology
- Genetics
Background:
- Amitriptyline hydrochloride is a widely prescribed antidepressant.
- Understanding the genotoxic potential of pharmaceuticals is crucial for public health.
- Previous research on amitriptyline's mutagenicity is limited.
Purpose of the Study:
- To investigate the mutagenic effects of amitriptyline hydrochloride.
- To assess its impact on both somatic and germ cells in vivo.
- To determine if the drug poses a genotoxic risk.
Main Methods:
- The micronucleus test was employed to evaluate mutagenicity in somatic cells.
- The air-drying technique of Evans et al. was used for germ cell mutation assessment.
- Mice were administered oral doses of 70, 140, and 210 mg/kg body weight.
Main Results:
- Amitriptyline hydrochloride demonstrated mutagenic activity in mice.
- The drug induced mutations in mitotic (somatic) cells.
- Mutations were also observed in meiotic (germ) cells.
Conclusions:
- Amitriptyline hydrochloride exhibits genotoxic properties.
- The antidepressant drug has the potential to induce mutations in both somatic and germline cells.
- Further investigation into the long-term implications of this mutagenicity is warranted.