Cross Section of Skin Layers (IMAGE) DOE/Los Alamos National Laboratory Caption Artist's rendition of a cross section of skin layers (stratum corneum, epidermis and dermis) shows topical application of an ionic liquid for combating a skin-borne bacterial infection. The ionic liquid can be formulated with antibiotics for transdermal drug delivery or it can directly kill the bacteria infesting the skin surface. Credit Credit: Peter Allen, UCSB Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.