1. Department of Agricultural, Environmental, and Food Sciences, University of Molise, Campobasso, Italy
2. Section of Immunology, Faculty of Vetsuisse, and Institute of Experimental Immunology, University of Zürich, Zürich, Switzerland
3. Skin Research Institute of Singapore, Agency for Science, Technology and Research (A*STAR), Singapore;
4. Department of Drug Discovery, College of Pharmacy, Medical University of South Carolina, Charleston, South Carolina, USA