- Histologically confirmed, epithelial carcinoma of the ovary or primary peritoneal carcinoma (FIGO Stage IIIC or IV). (Subjects with the following histologic epithelial cell types are eligible for the study: serous adenocarcinoma, endometrioid adenocarcinoma, mucinous adenocarcinoma, undifferentiated carcinoma, clear cell adenocarcinoma, mixed epithelial carcinoma, transitional cell carcinoma, malignant Brenner's Tumor, or adenocarcinoma not otherwise specified.)