Pharmaceutical California, USA-based Pharmacyclics (Nasdaq: PCYC) says it that enrolment of the fifth patient in the international Phase III randomized, multicenter, open-label clinical trial, RESONATE (PCYC-1112), of ibrutinib versus ofatumumab for patients with relapsed or refractory chronic lymphocytic leukemia has triggered a $50 million milestone payment from partner Janssen Pharmaceuticals, part of US health care giant Johnson & Johnson (NYSE: JNJ). 3 August 2012