The purpose of this research study is to collect tumor samples at the time of surgery and store them for possible use as part of an experimental vaccine study for the participants cancer in the future.

• Even if tumor sample is collected, the participant is under no obligation to participate in the vaccine study.
• Participants will have their regularly planned surgery as described by their surgeon. During the surgery, tumor samples will be collected. We will only collect tumor that is not needed and could otherwise be thrown away.
• The tumor samples will be frozen and placed in storage for up to two years.

Inclusion Criteria:

• Clinical suspicion of advanced ovarian, fallopian tube or primary peritoneal cancer as determined by a gynecologic oncologist
• Patients are planning to undergo primary or secondary debulking surgery as part of standard of care for their disease
• Estimated life expectancy of 6 months or greater
• 18 years of age or older

Exclusion Criteria:

• More than one prior chemotherapy regimen
• Serious intercurrent illness such as infection requiring IV antibiotics, or significant cardiac disease characterized by significant arrhythmia, unstable ischemic coronary disease or congestive heart failure
• Known HIV infection
• Active second malignancy, aside from basal cell or squamous cell carcinoma of the skin
• Significant autoimmune disease, including psoriasis
• History of clinically significant venous thromboembolism