1. Particle Technology Laboratory, Dept. of Mechanical and Process EngineeringETH ZurichZurich 8092 Switzerland
2. Institute of Pharmaceutical Sciences, Dept. of Chemistry and Applied BiosciencesETH ZurichZurich 8093 Switzerland
3. Particles‐Biology Interactions Laboratory, Dept. of Materials Meet LifeSwiss Federal Laboratories for Materials Science and Technology (Empa)St. Gallen 9014 Switzerland
4. Dept. of Microbiology, Tumor and Cell BiologyKarolinska InstitutetSolna 17177 Sweden