


Other XOMA activities are expected to include preclinical studies to support regulatory filings, cell line and process development, and production of antibodies for initial clinical trials. XOMA and Takeda began a collaboration in November of 2006 under which XOMA is using its extensive collection of phage display libraries and antibody optimization technologies to discover therapeutic antibodies against multiple targets selected by Takeda. "By expanding our collaboration with XOMA, we are able to accelerate our antibody drug discovery and development efforts in oncology." "Takeda has an extensive collection of cancer-related disease targets that hold promise for therapeutic intervention using monoclonal antibodies," said Shigenori Ohkawa, PhD, General Manager of Pharmaceutical Research Division of Takeda. Castello, chairman of the board, president and chief executive officer of XOMA. XOMA is well positioned to capitalize on the growing demand for monoclonal antibody solutions and this expanded agreement validates our strengths in translating targets into therapeutic product candidates and advancing their development thereafter," said John L. "We are pleased that, in connection with the expiration of certain exclusivity obligations under an agreement with another entity, we are expanding our collaboration with Takeda to include additional therapeutic antibody programs in oncology. Since entering the original agreement four months ago, XOMA has received or is otherwise due approximately $8 million as various collaboration-related payments. With this expansion, XOMA estimates the aggregate upfront, R&D funding, milestone and other payments could exceed $230 million before royalties over the life of the agreement. (Nasdaq:XOMA) and Takeda Pharmaceutical Company Limited (TSE4502:Takeda) announced today they have amended their existing agreement to increase the number of potential therapeutic antibody programs under the collaboration initiated in November of 2006.
