Figure. 4From: Potential of Diallyl Sulfide Bearing pH-Sensitive Liposomes in Chemoprevention Against DMBA-Induced Skin PapillomaEffect of various formulations of DAS on survival of tumor-free animals. Kaplan-Meier curve showing effect of various formulations of DAS in terms of percentage of animals free from tumor burden at different time intervals. The study was scheduled for a period of 12 weeks as described in Materials and Methods. The analysis was made on weekly basis.Back to article page