PhD student Krunoslav Ilić stayed at University of Marseille (U1067 Aix-Marseille Univ, INSERM, CNRS), France, from October 21st to November 21st 2019. in the Atomic Force Microscopy group led by dr. Felix Rico. During that time he performed research on the effect of nanoparticles on mechanical properties of cells, and the biophysical parameters of interactions at nano-bio interface. The stay was funded by French Embassy in Croatia.