TPR and cancer: Taken together with the result that the combinational treatment of Antp-TPR with R11-Hsp70 was more effectively increased compared with that in the presence of Antp-Hsp70 toward cancer cells as mentioned above, it is also suggested that the combination of Antp-TPR with R11-Hsp70 would exert to the effective cellular uptake of Antp-TPR.