Intercellular Communication by Exchange of Cytoplasmic Material via Tunneling Nano-Tube Like Structures in Primary Human Renal Epithelial Cells
2011

Intercellular Communication in Kidney Cells

Sample size: 9335 publication 10 minutes Evidence: moderate

Author Information

Author(s): Domhan Sophie, Ma Lili, Tai Albert, Anaya Zachary, Beheshti Afshin, Zeier Martin, Hlatky Lynn, Abdollahi Amir

Primary Institution: Department of Medicine, Center of Cancer Systems Biology, St. Elizabeth's Medical Center, Tufts University, Boston, Massachusetts, United States of America

Hypothesis

The role of intercellular exchange in communication of renal epithelium is not known.

Conclusion

The study found extensive spontaneous intercellular exchange of cargo vesicles and organelles between primary human renal epithelial cells.

Supporting Evidence

  • 67.5% of renal epithelial cells showed spontaneous intercellular exchange.
  • Inhibition of TNT genesis reduced intercellular exchange by over 60%.
  • Induction of cellular stress increased tube-genesis in renal epithelial cells.

Takeaway

Kidney cells can share materials with each other through tiny tubes, which helps them communicate, especially when they are stressed.

Methodology

Cells were labeled with quantum dot nanocrystals and intercellular exchange was quantified by high-throughput fluorescence imaging and FACS analysis.

Limitations

The study did not detect these structures in vivo, which may be due to their fragility or lack of specific markers.

Participant Demographics

Primary human renal proximal tubular epithelial cells.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0021283

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