Embryonic stem cells in scaffold-free three-dimensional cell culture: osteogenic differentiation and bone generation
2011

Using Embryonic Stem Cells to Create Bone-like Tissue

publication Evidence: moderate

Author Information

Author(s): Jörg Handschel, Christian Naujoks, Rita Depprich, Lydia Lammers, Norbert Kübler, Ulrich Meyer, Hans-Peter Wiesmann

Primary Institution: Heinrich-Heine-Universität

Hypothesis

Can embryonic stem cells be cultured in a scaffold-free environment to induce osteogenic differentiation and bone generation?

Conclusion

Embryonic stem cells can be successfully cultured in a scaffold-free environment to form mineralized bone-like tissue.

Supporting Evidence

  • Mineralization was confirmed by alizarin red staining after 10 days in the stimulated group.
  • Transmission electron microscopy showed the presence of collagenous fibrils and hydroxyl apatite-like crystals.
  • The micromass culture technique allows for the formation of three-dimensional bone-like micro-units without scaffolds.

Takeaway

Scientists found a way to grow special cells that can turn into bone without using any artificial materials, which could help heal bone injuries.

Methodology

Embryonic stem cells were cultured in a three-dimensional micromass technique with osteogenic stimuli to induce differentiation.

Limitations

The size of the microspheres is limited, possibly due to restricted nutrient diffusion.

Digital Object Identifier (DOI)

10.1186/1746-160X-7-12

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