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. 2013 Aug 9;8(8):e71752. doi: 10.1371/journal.pone.0071752

Table 2. Overview of the used positive controls in studies for cellular uptake of peptides and their CP-response.

Positive control CP-response
MAP 2.05
Penetratin 1.00
pVEC 1.31
R9 1.00
Tat 47–57 0.31
Tat 48–60 0.22
Transportan 10 1.64