Table 1.

Rats Examined in this Study

Rat Imaging	Tissue	Day of Imaging After Cell/Tumor Implantation	Timing of Imaging After ICG-lactosome Injection
entry 1	ST	10	control, 1min, 3, and 6 h
entry 2	ST	10	12 h
entry 3	ST	10	24 h
entry 4	ST	10	48 h
entry 5	SM	7	1, 3, 6, and 12 h
entry 6	SM	7	24 h
entry 7	SM	11	24 h
entry 8	SM	18	24 h

ST: subctaneous tumor

SM: spinal metastasis