1.	Positron Emission Tomography and Magnetic Resonance Imaging for Prostate Cancer Phase: Phase II, Phase I Type: Diagnostic Status: Completed Age: 18 and over Sponsor: NCI Protocol IDs: 080226, 08-C-0226, NCT00924313
2.	PET Acetate for Castrate-Resistant Prostate Cancer on Chemotherapy Phase: Phase II Type: Diagnostic, Treatment Status: Closed Age: 18 and over Sponsor: Other Protocol IDs: PET ACE 01, NCT01144897
3.	Diagnostic Pilot Study of Positron Emission Tomography With Carbon-11 Acetate and Fludeoxyglucose F 18 in Detecting Hepatocellular Carcinoma (HCC) in Patients With Known or Highly Suspected HCC Phase: No phase specified Type: Diagnostic Status: Closed Age: 18 and over Sponsor: NCI Protocol IDs: WU-03-0771, NCT00081094
4.	Carbon-11 Acetate and Fludeoxyglucose F 18 PET Scan of the Bone in Patients With Metastatic Prostate Cancer That Has Spread to the Bone Phase: No phase specified Type: Diagnostic, Treatment Status: Completed Age: 18 and over Sponsor: NCI, Other Protocol IDs: 6129, P30CA015704, UWCC-6129, UWCC-06-0500-H/A, FHCRC-6129, CDR0000480347, NCT00392938