Reduced cytotoxicity by mutation of lysine 590 of Pseudomonas exotoxin can be restored in an optimized, lysine-free immunotoxin - Ammon, A.; Mellenthin, L.; Emmerich, C.; Naschberger, E.; Stürzl, M.; Mackensen, A.; Müller, F. (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2022)