Fig. 4From: Verification of nanoparticle formation, skin permeation, and apoptosis using nobiletin as a methoxyflavonoid derivative1H-1H NOESY NMR spectrum EVP (Sol/ASC-DP=8/2) in CDCl3. a f1 is 0–10 ppm and f2 is 0–10 ppm; b f1 is 0.5–3.0 ppm and f2 is 3.0–5.4 ppmBack to article page