Antidepressant-like Effects of (-)-Syringaresinol in Mice
Author Information
Author(s): Wu Yingyao, Cai Jianxin, Liu Hanhe, Li Chan, Tang Qingfa, Zhang Yuan-Wei
Primary Institution: Guangzhou University
Hypothesis
The parental compound SYR may play a central structural role in the inhibition of serotonin transporter (SERT) activity.
Conclusion
SYR noncompetitively inhibits SERT activity and exhibits antidepressant-like effects in mice.
Supporting Evidence
- SYR was shown to block the conformational conversion essential for substrate transport by stabilizing SERT.
- Administration of SYR effectively attenuated chronic unpredictable mild stress-induced behavioral abnormalities in mice.
- SYR binds to an allosteric site in SERT and noncompetitively inhibits its transport and binding activity.
Takeaway
Researchers found that a natural compound called SYR can help treat depression in mice by blocking a protein that affects mood.
Methodology
The study used biochemical, pharmacological, and behavioral approaches to assess SYR's effects on SERT and depression-like behaviors in mice.
Limitations
The study primarily used male mice, which may limit the generalizability of the findings.
Participant Demographics
C57BL/6 adult male mice, aged 6–8 weeks.
Statistical Information
P-Value
0.25 ± 0.01 μM for APP+ uptake; 0.96 ± 0.02 μM for ASP+ binding.
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website