Jazz Pharmaceuticals plc (Nasdaq: JAZZ) and Redx Pharma plc (AIM: REDX) today announced that the companies have signed a definitive agreement under which Jazz will acquire Redx's KRAS (Kirsten rat sarcoma virus) inhibitor program. Jazz and Redx will collaborate to advance candidates through IND-enabling studies; Jazz will be responsible for all clinical development, regulatory, manufacturing and commercialization activities.