P1434: CORRECTION OF CONGENITAL NEUTROPENIA-RELATED GENES IN NAÏVE IPS CELLS DERIVED FROM PATIENTS USING VIRAL-FREE CRISPR/CAS9 GENE-EDITING SYSTEM. (23rd June 2022) - Krzyzanowski, D.; Rydzynska, Z.; Pawlik, B.; Dobrewa, W.; Grzela, D.; Mlynarski, W.; Madzio, J.