A multifunctional peptide for targeted imaging and chemotherapy for nasopharyngeal and breast cancers

B. The pegylated N-terminal of L-peptide was linked to the liposomal doxorubicin (L-P-L-D), and then the C-terminal of the L-peptide could bind to the L-peptide binding protein on the cancer cell surface, resulting in ingestion of the liposomal doxrubicin by the tumor cells.127