SAN DIEGO, Feb. 28, 2011 (GLOBE NEWSWIRE) -- Harbor BioSciences, Inc. (OTCBB:HRBR), a biopharmaceutical company developing novel therapeutics for the treatment of cancer, metabolic and inflammatory diseases, today announced publication of the company’s study of Apoptone (HE3235) against breast cancer in a preclinical rat model. “17a-Ethynyl-5a-androstane-3a, 17B-diol Treatment of MNU-induced Mammary Cancer in Rats,” describes the activity of Apoptone in a breast cancer model that is known for its similarity to breast cancer in humans. The paper was published this month in the International Journal of Breast Cancer (Volume 2011 (2011), Article ID 618757).