Experiment AAV Tropism project Experiment Condition AAVrh74 females Assay Description: Cre activity was assessed by image quantification Tissue Measured: spleen Measurement Type: Editing Efficiency Record ID 15000002131 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 26.78  1 21.16  2 24.87  3 38.06  4 23.03  Measurement Units: GC/ug DNA Mean 34465.67  1 22503  2 12413  3 21592  4 58664  5 37505  6 54117

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