The Cellular Distribution of Serotonin Transporter Is Impeded on Serotonin-Altered Vimentin Network 5HT Alters SERT Translocation
2009

How Serotonin Affects the Transporter in Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Ahmed Billow A., Bukhari Irfan A., Jeffus Brandon C., Harney Justin T., Thyparambil Sheeno, Ziu Endrit, Fraer Mony, Rusch Nancy J., Zimniak Piotr, Lupashin Vladimir, Tang Dale, Kilic Fusun

Primary Institution: The University of Arkansas for Medical Sciences

Hypothesis

Does serotonin stimulation affect the association between vimentin and the serotonin transporter (SERT)?

Conclusion

Serotonin stimulation enhances the association between vimentin and SERT, altering SERT's cellular distribution.

Supporting Evidence

  • 5HT-stimulation accelerates the translocation of SERT from the plasma membrane.
  • Truncation of the C-terminus of SERT affects its association with vimentin.
  • Phosphorylation of vimentin alters its interaction with SERT.

Takeaway

When serotonin levels go up, it helps a protein called vimentin stick to another protein called SERT, which changes where SERT is in the cell.

Methodology

The study used biochemical and proteomic analyses to investigate the interaction between SERT and vimentin in response to serotonin stimulation.

Limitations

The study primarily focuses on in vitro models, which may not fully replicate in vivo conditions.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004730

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