Fig. 3From: Arbutin encapsulated micelles improved transdermal delivery and suppression of cellular melanin productionEx vivo skin penetration experiment: a illustration and a photo of Franz cell experiment. b Quantification of arbutin in the receiving well during an 24-h incubation. *P < 0.05, **P < 0.01, as determined by one-way ANOVABack to article page