Figure 5From: Hydrogels containing redispersible spray-dried melatonin-loaded nanocapsules: a formulation for transdermal-controlled deliveryParticle size distribution (nanometers) (left) and sample video frame (right) obtained from NTA. (a) Original NC; (b) redispersed D-NC-L at time 0; (c) redispersed D-NC-L after 60 min; (d) redispersed D-NC-M at time 0; and (e) redispersed D-NC-M after 60 min.Back to article page