sentences:  Partial response was observed in a number of patients in each of the studies.The results of a phase 2 clinical trial demonstrated that mapatumumab was well tolerated and capable of producing clinical responses when administered as monotherapy in patients with advanced non-Hodgkin’s lymphoma, according to HGS.In 2008 HGS reported initial results of a randomised phase 2 trial of mapatumumab in combination with bortezomib in advanced multiple myeloma.