Table 1.
Property | Mouse | NOD/SCID xenotransplant | Dog | Nonhuman Primate |
---|---|---|---|---|
Similarity of host cell receptors | + | +++ | + | ++ |
Cycling of HSCs | + | +++ | +++ | +++ |
Telomerase activity | + | +++ | +++ | +++ |
Multilineage long term repopulation | + | + | +++ | +++ |
Clinical translation of transplantation protocols | + | + | +++ | +++ |
Relevance of genotoxicity assays | + | ++ | ++ | +++ |
Overall ability to predict HSC gene transfer efficiency in humans | + | ++ | +++ | +++ |
Cost | +++ | ++ | + | + |