TABLE 1.

Summary of Ratiometric Tissue Analysis of Tumors

Treatment	Fluorescence signal*/mm2 by tissue
	Subcutaneous	Prostate	Nodes
Vehicle	0.01	0.14	0.01
IRDye 800CW EGF	0.69	1.00	1.15
C225 + IRDye 800CW EGF	0.38	0.51	0.76
Percentage of signal blocked	45.70	49.00	33.74

^*Integrated intensity in the 800 channel normalized to unit area of the section or tissue sample.