POSTER SESSION I Monday, February 28, 2005   —  9:30 AM - 12:00 Noon Convention Center, Exhibit Hall B PATHOLOGY OF LIVER & PANCREAS 181 Adenocarcinoma Progression Analysis in Pancreatic Intraductal Papillary Mucinous Neoplasms Using Tissue Microarrays (1265) A Andea, L Tang, A Suriawinata, A Hoos, C Ferrone, J Metcalf, D Klimstra - Medical University of South Carolina, Charleston, SC; Memorial Sloan-Kettering Cancer Center, New York, NY 182 Preneoplasia and Neoplasia in Hepatitis C Cirrhosis-A Study of Liver Explants (1266) A Arslan, M Facciuto, G Ramaswamy - Westchester Medical Center, Valhalla, NY 183 EGFR Expression and Gene Copy Number in Fibrolamellar Hepatocellular Carcinoma (1275) AF Buckley, LJ Burgart, S Kakar - UCSF Medical Center, San Francisco, CA; Mayo Clinic, Rochester, MN 184 Identification of a Gene Expression Signature That Differentiates Hepatocellular Adenoma from Well Differentiated Hepatocellular Carcinoma (1281) ZE Chen, KG Crone, MA Watson, JD Pfeifer, HL Wang - Washington University, St. Louis, MO 185 Comparison of PPAR-alpha Immunostaining in Steatohepatitis and Normal Liver Biopsies (1286) RD DeHaan, SO Sanderson - Mayo Clinic, Rochester, MN 186 C-Kit Expression in Hepatoblastoma - Evidence of Stem - Like Cell in Histogenesis? (1289) A Gupta, PM Chou - Northwestern University, Feinberg School of Medicine, Chicago, IL; Childrens Memorial Hospital, Feinberg School of Medicine, Chicago, IL 187 Steatosis in Human Immunodeficiency Virus and Hepatitis C Virus Co-Infected Patients (1312) MP Murray, KM Marks, AH Talal, RM Gulick, MJ Glesby, LM Petrovic - Weill Medical College Cornell University, New York, NY 188 Can Alpha-Methylacyl-COA Racemase (AMACR/P504s) Be Utilized to Easily Differentiate Hepatocellular Carcinoma (HCC) from Cirrhosis? (1337) SJ Wu, S Cotler, A Kajdacsy-Balla, G Guzman - Univ. of Illinois at Chicago, Chicago, IL 189 Histologic Evaluation of Steatohepatitis and Fibrosis (Stage) in Hepatitis C (1343) L Zhang, S Talwalkar, C McClain, MB Ray - U of L, Louisville, KY