Antidepressants Reduce Lifespan and Increase Body Fat in C. elegans
Author Information
Author(s): Zarse Kim, Ristow Michael
Primary Institution: Institute of Nutrition, University of Jena
Hypothesis
Do antidepressants of the serotonin-antagonist type extend lifespan in C. elegans?
Conclusion
Antidepressants of the serotonin-antagonist type decrease lifespan and increase body fat in C. elegans.
Supporting Evidence
- Mianserin and methiothepin were shown to reduce lifespan in C. elegans.
- Both antidepressants increased body fat accumulation in the nematodes.
- The study used widely accepted agar-based assays for lifespan determination.
Takeaway
This study found that certain antidepressants make tiny worms live shorter lives and gain more fat, which is the opposite of what some people thought.
Methodology
The study used standardized agar-based assays to test the effects of mianserin and methiothepin on C. elegans lifespan and body fat.
Limitations
The findings may not directly translate to humans due to differences in biology.
Participant Demographics
Bristol N2 C. elegans nematodes were used in the experiments.
Statistical Information
P-Value
p<0.001 for mianserin at multiple concentrations
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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