Fig. 5From: Transdermal delivery of FITC-Dextrans with different molecular weights using radiofrequency microporationCumulative amount of FITC-dextran permeated after microporation on the human and pig skin for FITC-dextran M.W.. a M.W. 4 K, b M.W. 10 K, and c M.W. 20 K. * shows a significant difference between the M.W. 4 K and M.W. 20 K groups (n = 3, *: p < 0.05, **: p < 0.01)Back to article page