Presentation (Handout) from the year 2015 in the subject Chemistry - Organic Chemistry, University of Constance (Chemie), course: Chemische Biologie von Polypeptiden, language: English, abstract: This presentation is about cell penetrating peptides. It is briefly explained how they were discovered. The molecular mechanisms of the cell penetration are shown in detail. Furthermore, some examples for their usage are given, e.g. in combination with drugs like anti-tumor agents.