Neuroprotective Effect of Human Embryonic Stem Cell-Derived Neural Precursors in Multiple Sclerosis
Author Information
Author(s): Aharonowiz Michal, Einstein Ofira, Fainstein Nina, Lassmann Hans, Reubinoff Benjamin, Ben-Hur Tamir
Primary Institution: Hadassah-Hebrew University Medical Center, Jerusalem, Israel
Hypothesis
Can human embryonic stem cell-derived neural precursors reduce the severity of multiple sclerosis in an animal model?
Conclusion
Transplanted human embryonic stem cell-derived neural precursors significantly reduced clinical signs of multiple sclerosis in mice through an immunosuppressive mechanism rather than remyelination.
Supporting Evidence
- Transplanted neural precursors significantly reduced clinical scores in EAE mice.
- Histological analysis showed reduced inflammation in the CNS of transplanted mice.
- Transplanted cells migrated to white matter but did not differentiate into mature oligodendrocytes.
Takeaway
Scientists found that special cells from human embryos can help mice with a disease similar to multiple sclerosis by calming down the inflammation in their brains.
Methodology
Human embryonic stem cell-derived neural precursors were transplanted into the brains of mice with experimental autoimmune encephalomyelitis, and their effects on clinical signs and inflammation were studied.
Potential Biases
Potential conflicts of interest due to authors' affiliations with a company developing stem cell therapies.
Limitations
The study was conducted in an animal model, and the long-term effects and safety in humans are not yet known.
Participant Demographics
C57BL/6 female mice, aged 6-7 weeks.
Statistical Information
P-Value
0.006
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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