DUBLIN--(BUSINESS WIRE)--Research and Markets (http://www.researchandmarkets.com/research/m4k492/us_breast_cancer) has announced the addition of the "US Breast Cancer Therapy Market Opportunity Analysis" report to their offering. US Breast cancer market is dominated by monoclonal antibodies due to superior pharmacological effects and availability of large number of products in this segment. Herceptin (Trastuzumab monoclonal antibody) is commonly prescribed breast cancer medicine. Roche develope