Experiment AAV Tropism project Experiment Condition AAVrh74 females Assay Description: Cre activity was assessed by image quantification Tissue Measured: thymus Measurement Type: Editing Efficiency Record ID 15000002133 Editor Delivery System AAV Delivery System Subtype Viral vector Guide Vector AAVrh74-ZsGreen-Cre; Model Species Mouse Model Name B6.Cg-Gt(ROSA)26Sor ^ tm9(CAG-tdTomato)Hze/J Sample Age 6 weeks Sample Sex Female Application Method intravenous Application Site systemic Dosage 1E12 GC/mouse Injection Frequency once Injection Rate Injection Volume 150 microliters Days post injection 28 days Editor Format Antidote Id Antidote Description Measured Values Samples Size: 4   Replicate Result (Editing Efficiency) Measurement Units: % cells tdTomato positive Mean 21.62  1 15.14  2 35.13  3 18.52  4 17.67  Measurement Units: GC/ug DNA Mean 15861.17  1 7973  2 31643  3 41000  4 4988  5 6833  6 2730

AAVrh74 thymus AAV serotypes delivering Cre recombinase were tested by intravenous delivery into Ai9 mice and chacterized by imaging