Expert Pathologists

Postdoctoral Training

2007 Donald West King Fellow, GI Pathology, Armed Forces Institute of Pathology, Washington, DC

2006-2007 Fellow, Gastrointestinal Pathology, Rhode Island Hospital, Brown Medical School, Providence, RI

2005-2006 Research Fellow, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA

2004-2005 Resident, Anatomic Pathology, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA

2003-2004 Fellow, Molecular Genetic Pathology, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA

2001-2003 Resident, Anatomic Pathology, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA


1992-2001 MD/PhD, Boston University School of Medicine

1979-1983 DDS, University of Southern California

1974-1979 BS Chemistry, University of California, Irvine


2005 Board Certification, Molecular Genetic Pathology, American Boards of Pathology and Medical Genetics

2005 Board Certification, Anatomic Pathology, American Board of Pathology

Professional Societies

College of American Pathologists

United States and Canadian Academy of Pathology

Association for Molecular Pathology

American Medical Association

American Dental Association

Select Publications

Hezel AF, Gurumurthy S, Granot Z, Swisa A, Chu GC, Bailey G, Dor Y, Bardeesy N, DePinho RA. Pancreatic Lkb1 Deletion Leads to Acinar Polarity Defects and Cystic Neoplasms. Mol Cell Biol 2008;28(7):2414-2425.

Martin ES, Tonton G, Sinha R, Xiao Y, Feng B, Kimmelmann AC, Protopopov A, Ianova E, Brennan C, Montgomery K, Kucherlapati R, Bailey G, Redston M, Chin L, DePinho RA. Common and Distinct Genomic Events in Sporadic Colorectal Cancer and Diverse Cancer Types. Cancer Res 2007;67(22):10736-10743.

Matros E, Bailey G, Clancy T, Zinner M, Ashley S, Whang E, Redston M. Cytokeratin 20 expression identifies a subtype of pancreatic adenocarcinoma with decreased overall survival. Cancer 2006;106(3):693-702.

Duxbury MS, Matros E, Clancy T, Bailey G, Doff M, Zinner MJ, Ashley SW, Maitra A, Redston M, Whang EE. CEACAM6 is a novel biomarker in pancreatic adenocarcinoma and PanIN lesions. Ann Surg 2005;241 (3):491-496.

Aguirre AJ, Brennan C, Bailey G, Sinha R, Feng B, Leo C, Zhang Y, Zhang J, Gans JD, Bardeesy N, Cauwels C, Cordon-Cardo C, Redston M, DePinho RA, Chin L. High-resolution characterization of the pancreatic adenocarcinoma genome. Proc Natl Acad Sci USA 2004; 101(24):9067-9072.

Bailey GP, Sewell WF. Calcitonin gene-related peptide suppresses hair cell responses to mechanical stimulation in the Xenopus lateral line organ. J Neurosci 2000;20(13):5163-5169.

Bailey GP, Sewell WF. Contribution of glutamate receptors to spontaneous and stimulus-evoked discharge in afferent fibers innervating hair cells of the Xenopus lateral line organ. Hear Res 2000;144(1-2):8-20.

Bailey GP, Sewell WF. Pharmacological characterization of the CGRP receptor in the lateral line organ of Xenopus laevis. J Assoc Res Otolaryngol 2000;1(1):82-88.

Bailey GP, Redston, M. Differential gene expression profiling of MGMT deficient colorectal cancer reveals a carcinogenicpathway distinct from other mismatch repair intact tumors. USCAP Annual Meeting, 2007;478.

Bailey G, Gao J, Pricolo VE, Resnick MB, Bhattacharya B. Mucosal pathology of the pelvic ileal reservoir: Relationship of histopathological features to the diagnosis of pouchitis. DDW Annual Meeting, 2007;320555.

Gibson JA, Bailey GP, Redston M, Hornick JL. Decreased CK20 expression in MGMT-deficient colorectal carcinomas: Evidence of a distinct phenotypic association. USCAP Annual Meeting, 2007;511.

Bailey GP, Redston, M. MGMT deficient colorectal cancer: A distinct subset of mismatch repair intact tumors with potential chemosensitivity to alkylating agents. USCAP Annual Meeting, 2006;459.

Bertagnolli MM, Compton CC, Niedzwiecki D, Warren RS, Jewell S, Bailey GP, Mayer RJ, Goldberg R, Saltz L, Redston M, Cancer And Leukemia Group B. Microsatellite instability predicts improved response to adjuvant therapy with irinotecan, 5-fluorouracil and leucovorin in stage III colon cancer. J Clin Oncol, ASCO Annual Meeting Proceedings Part I. 2006;24 (18S):10003.

Bailey GP, Sewell WF. Glutamate receptor subtypes in afferent synaptic transmission. Symp Assoc Res Otolaryngol 1997,173,602.

Bailey GP, Sewell WF. The effects of CGRP on afferent nerve fiber discharge patterns. Symp Assoc Res Otolaryngol 1995;171,684.