Antigenics Inc. (Antigenics), is a biotechnology company focused on developing and commercializing technologies to treat cancers and infectious diseases, primarily based on immunological approaches. The Company’s principal product candidate is Oncophage (vitespen), a patient-specific therapeutic cancer vaccine. Oncophage has been tested in Phase III clinical trials for the treatment of renal cell carcinoma, the common type of kidney cancer, and for the treatment of metastatic melanoma. It has also been tested in Phase I and Phase II clinical trials in a range of indications and is in a Phase II clinical trial in recurrent glioma, a type of brain cancer. The Company’s product candidate portfolio also includes QS-21 Stimulon adjuvant (QS-21), which is used in numerous vaccines, AG-707, a therapeutic vaccine program for the treatment of genital herpes and Aroplatin, a liposomal chemotherapeutic for the treatment of solid malignancies and B-cell lymphomas