
Oncology Faculty and Staff
To contact the oncology service, please call the Small Animal Hospital at 765-494-1107.
Medical Oncology Faculty
Deborah W. Knapp, DVM, MS, Diplomate ACVIM (Oncology)
Director, Purdue Comparative Oncology Program
Dolores L. McCall Professor of Comparative Oncology
1988 - MS | Purdue University
1983 - DVM | Auburn University
1990 - Board Certified | ACVIM (Oncology)
Scholarly Publications:
PubMed, a service of the National Library of Medicine
Michael O. Childress, DVM, MS, Diplomate ACVIM (Oncology)
Associate Professor, Comparative Oncology
2009 - MS | Purdue University
2004 - DVM | The Virginia-Maryland Regional College of Veterinary Medicine
2010 - Board Certified | ACVIM (Oncology)
Scholarly Publications:
PubMed, a service of the National Library of Medicine
Christopher M. Fulkerson, DVM, MS, Diplomate ACVIM (Oncology)
Clinical Assistant Professor, Medical Oncology
2014 - MS | Purdue University
2010 - DVM | Purdue University
2015 - Board Certified | ACVIM (Oncology)
Scholarly Publications:
PubMed, a service of the National Library of Medicine
Cancer Epidemiologist
Audrey Ruple, DVM, MS, PhD, Diplomate ACVPM
Assistant Professor of One Health Epidemiology
2016 - MRCVS | Royal College of Veterinary Surgeons
2014 - PhD | Colorado State University
2013 - Board Certified | ACVPM
2011 - MS | Colorado State University
2008 - DVM | Colorado State University
2002 - BS | Colorado State University
Neurology Faculty
R. Timothy Bentley, BVSc, Diplomate ACVIM (Neurology)
Associate Professor of Neurology/Neurosurgery
2005 - MRCVS | Royal College of Veterinary Surgeons
2005 - BVSc (Dist) | Liverpool University
2009 - Board Certified | ACVIM (Neurology)
Scholarly Publications:
PubMed, a service of the National Library of Medicine
Radiation Oncology Faculty
Jeannie Poulson, DVM, PhD, Diplomate ACVR (RO)
Associate Professor, Radiation Oncology
2001 - PhD | Colorado State University
1992 - DVM | Colorado State University
2004 - Board Certified | American College of Veterinary Radiology (Radiation Oncology)
Scholarly Publications:
PubMed, a service of the National Library of Medicine
Medical Oncology Residents
Blake A. Marcum, DVM
2019 - MS (Purdue University)
2019 - Medical oncology residency (Purdue University)
2012 - Rotating internship (University of Illinois - Urbana)
2011 - DVM (University of Tennessee)
Paul M. Rossman, DVM
2018 - MS | Purdue University
2018 - Oncology Residency | Purdue University
2015 - Medical Oncology Internship | Animal Cencer Care Clinic
2014 - Small Animal Medicine/Surgery Internship| Fifth Avenue Veterinary Specialists
2012 - DVM | Purdue University College of Veterinary Medicine
Marejka H. Shaevitz, MS, DVM
2020 - MS (Purdue University)
2017 - Internship (University of Illinois)
2016 - DVM (Oregon State University)
2010 - MS (University of Utah)
Breann C. Sommer, DVM
2019 - MS (Purdue University)
2019 - Medical oncology residency (Purdue University)
2016 - Rotating Internship (Louisiana State University)
2015 - DVM (University of Wisconsin-Madison)
Radiation Oncology Residents
Ilektra Athanasiadi, DVM
2019 - MS (Purdue University)
2019 - Radiation oncology residency (Purdue University)
2014- Dr. med. vet. (University of Zurich, Switzerland)
2011 - Rotating internship (University of Veterinary Medicine, Hannover, Germany)
2006 - DVM (Aristotle University of Thessaloniki, Greece)
Darren (Dah-Renn) Fu, BVM, PhD
2020 - MS (Purdue University)
2015 - PhD (Rakuno Gakuen University, Japan)
2006 - MVM (National Chung Hsing University, Taiwan)
2005 - BVM (National Chung Hsing University, Taiwan)
Oncology Technicians

Amalia E. de Gortari, MVZ
Senior Clinical Oncology Technician
MVZ | National Autonomous University of Mexico
Lindsey M. Fourez, BS, RVT
Oncology Research Technician
BS | Purdue University
RVT | Purdue University
Radiation Oncology Staff
Caroline Bolyard, RTT
Radiation Therapist
Kayla Orr, RVT
Radiation Therapy Technician
Laboratory Research Personnel (Knapp Lab)
Deepika Dhawan, PhD
Research Scientist
1988 - BS (Delhi University, Delhi, India)
1990 - MS (Delhi University, Delhi, India)
1995 - PhD (Delhi University, Delhi, India)