Fig. 4From: Recent progress in advanced biomaterials for long-acting reversible contraception(Reprinted with permission from reference [30]. Copyright 2017 Elsevier, Ltd)A Scanning electron microscopy (SEM) image of DMNs (LNG-HP-β-CD). B Skin penetration test of DMNs. C Detection of mechanical properties of DMNs with or without chitosan and β-GP. D Pharmacokinetic assay of LNG loaded into various groupsBack to article page