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Methods to Study Epithelial Transport Protein Function and Expression in Native Intestine and Caco-2 Cells Grown in 3D
JoVE Journal
Biology
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JoVE Journal Biology
Methods to Study Epithelial Transport Protein Function and Expression in Native Intestine and Caco-2 Cells Grown in 3D
DOI:

11:27 min

March 16, 2017

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Chapters

  • 00:05Title
  • 01:533D Caco-2 Cell Culture on a Gelatinous Protein Solution
  • 03:23Immunofluorescence Staining of Epithelial Transporters in 3D Caco-2 Cells
  • 05:12Measurement of 5-HT Uptake in Mouse Ileum
  • 06:29Equilibration and Tissue Treatment
  • 07:41Quantification of the Mucosal to serosal Flux (Jm-s) and 3[H]-5-HT Accumulation
  • 08:42Results: The Expression and Function of SERT Protein Measured in Caco-2 3D Cell Cultures and Ileal Mucosa Ex Vivo
  • 09:57Conclusion

Summary

Automatic Translation

We describe simple methods to study the regulation of intestinal serotonin transporter (SERT) function and expression using an in vitro cell culture model of Caco-2 cells grown in 3D and an ex vivo model of mouse intestines. These methods are applicable to the study of other epithelial transporters.

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