Immunodeficient irradiated NOD/SCID mouse only (xenogeneic human cells)
“In vivo pharmacology, pharmacokinetic, and toxicology studies were conducted to evaluate the activity, distribution, and safety of the product in immunocompromised, irradiated mice.”
✓ VerifiedFDA pharmacology/toxicology review, p. 2Source ↗
Why that species
NOD/SCID chosen for human cell engraftment over other strain in pilot; limited relevance to human homing
“Results showed that NOD/SCID mice were preferable over mice based on cell engraftment levels.”
✓ VerifiedFDA pharmacology/toxicology review, p. 30Source ↗
Surrogate molecule
No surrogate; clinical-like human CF + NF cells tested in immunodeficient mice
“Like omidubicel-onlv, this test article consisted of cells that were expanded for with cytokines and NAM”
✓ VerifiedFDA pharmacology/toxicology review, p. 26Source ↗