Research Article

Synthesis, Characterization, and Biological Studies of a Piperidinyl Appended Dipicolylamine Ligand and Its Rhenium Tricarbonyl Complex as Potential Therapeutic Agents for Human Breast Cancer

Figure 6

Morphology of human breast cancer cells (MCF-7), after 24, 48, and 72 hr incubating with the N(SO2pip)dpa ligand at increasing concentrations.