C. Rohde* 1 , K. Selezska 2 , M. Kazmierczak 1,3 , J. Sikorski 1, 3, 4 1 DSMZ, Mikrobiologie, Braunschweig, Deutschland 2 HZI, Braunschweig, Deutschland 3 DSMZ, Braunschweig, Deutschland 4 Deutschland Introduction:The lytic potential of novel Pseudomonas aeruginosa (PA) phages against a large number of novel environmental and clinical PA isolates was challenging to be studied 1.)