Intercellular Bridges in Vertebrate Gastrulation
2011

Intercellular Bridges in Zebrafish Embryos

Sample size: 38 publication Evidence: moderate

Author Information

Author(s): Luca Caneparo, Periklis Pantazis, William Dempsey, Scott E. Fraser

Primary Institution: California Institute of Technology

Hypothesis

The study investigates the presence and role of intercellular bridges in zebrafish embryos during gastrulation.

Conclusion

Intercellular bridges connect epiblast cells in zebrafish embryos and facilitate cell-cell communication during gastrulation.

Supporting Evidence

  • Intercellular bridges can reach lengths of up to 350 µm.
  • These bridges are formed by daughter cells maintaining a membrane tether after division.
  • The bridges persist throughout gastrulation and can mediate protein transfer between cells.

Takeaway

Zebrafish embryos have special connections called intercellular bridges that help cells talk to each other while they are growing.

Methodology

The study used mosaic embryos expressing membrane-attached Dendra2 to visualize cell boundaries and confocal microscopy for imaging.

Limitations

The study primarily focuses on zebrafish and may not be generalizable to other species.

Participant Demographics

Zebrafish embryos were used in the study.

Digital Object Identifier (DOI)

10.1371/journal.pone.0020230

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