Thymic white blood cell infiltration, vacuolation and lymphoid depletion, persisting after recovery
“Other target organs included the liver and the thymus, where white blood cell infiltration, vacuolation, and lymphoid depletion was noted microscopically. The microscopic findings persisted at the end of the recovery period.”
✓ VerifiedFDA multi-discipline review, p. 38Source ↗
Biodistribution & persistence
Melanin binding in uveal tract of pigmented mice, with elimination over time
“Distribution trends were similar across pigmented and nonpigmented strains, except that radioactivity was distributed in the uveal tract, indicating binding to melanin-containing tissues with evidence of elimination of radioactivity from melanin containing tissues over time.”
✓ VerifiedFDA multi-discipline review, p. 49Source ↗
Modality-specific risk
Proliferative findings: hyperplasia in multiple organs in 13-week mouse and dog studies
“In 13-week repeat-dose toxicity studies in mice and dogs, incidences of hyperplasia in a variety of organs occurred in several animals from both species.”