Cе6 Cе6-PVP Cе6-PVA Ce6-F108 PDZ Tumor:skin ratio 3.74 ± 0.64 3.78 ± 0.09 3.78 ± 1.34 3.12 ± 0.46 0.69 ± 0.09c Tumor:muscle ratio 46.89 ± 17.77c 6.74 ± 2.17 7.91 ± 2.74 7.50 ± 1.78 1.52 ± 0.20

Table 2: Tumor to normal tissue ratios of Ce6 4 h after i.v. injection in CBA mice with s.c. mouse cervical carcinoma. Means ± SD (n = 4). The means of the ratios from individual mice are presented. Lower case letter cdenotes statistically significant difference (P<0.05) between marked group and all the other groups.

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