OHSU

Our Research Team

Patient Recruitment Coordinator

For current study opportunities, please call the confidential recruitment line: 503 494-3666

Jeffrey Jensen, M.D., M.P.H.Jensen_Jeff

Leon Speroff Professor of Obstetrics and Gynecology
Vice Chair, Research
Director, Women's Health Research Unit 

A native of the northwest, Dr. Jensen completed medical school at Emory University, an internship at Santa Clara Valley Medical Center in San Jose, and an OB/GYN residency at OHSU. He has been board certified since 1990. Prior to accepting a faculty position at OHSU in 1992, he served in the United States Navy Medical Corps. Dr. Jensen was appointed the first Leon Speroff Professor of Obstetrics & Gynecology in 2003.

Dr. Jensen is the Director of the Women's Health Research Unit, as well as Vice-Chair for Research in the Department of Obstetrics & Gynecology, and an affiliate scientist at the Oregon National Primate Research Center. His special interests include family planning and vulvar disease. Dr. Jensen's research focus includes pre-clinical investigations of new contraceptives methods, and clinical trials in Family Planning and vulvar disease. In his leisure time, Dr. Jensen enjoys birding, running, camping, biking, and hiking with his family.


Marci Messerle Forbes, R.N., F.N.P. MesserleForbes_Marci

Senior Research Associate

Marci joined the Research Division as a Family Nurse Practitioner in 2004. An experienced colposcopist, Marci completed her Master's and Clinical Doctorate of Nursing at Case Western Reserve University in Cleveland, Ohio in 1998. Marci graduated from the University of Oregon in 1993 with a BS in General Science and an emphasis in Biology. Areas of particular clinical interest to Marci include family planning, and cervical disease. In her spare time, Marci enjoys spending time with family and friends, volunteering at her kids' school, reading, and gardening. 




Andrea O'Donnell, R.N., F.N.P. O'Donnell_Andrea

Senior Research Associate

Andrea joined our team as a Nurse Practitioner in 2004. Andrea also sees patients at OHSU's Center for Women's Health. Before coming to OHSU, she worked with Planned Parenthood while earning her Nurse Practitioner degree from OHSU. 







Monica Rincon, M.D., C.C.R.P.Rincon_Monica

Senior Research Associate

Monica completed her medical school and OB/GYN residency at Pontificia Universidad Javeriana in Bogota, Columbia. She has an ultrasound fellowship certification and received her ECFMG certification in 2011. In 2009, Monica joined the OHSU Maternal Fetal Medicine Division Research Unit and has been vital in the creation and development of the Pregnancy Research Group (PRG). The PRG's purpose is to increase communication and collaboration among all OHSU clinical trials, and pregnant patients. In her spare time, she enjoys weekend trips, catching up with overseas friends, and taking pictures. 




Amanda Holland, M.P.H.Holland_Amanda

Research Assistant II

Amanda joined the research team in 2010 as a research assistant. In 2006 she earned her Master's in Public Health studying Epidemiology and Biostatistics at OHSU. Prior to coming to Oregon, she lived in Phoenix, Arizona where she earned her Bachelor of Science in Biology from Grand Canyon University. After graduation she worked in a lab that studied Alzheimer's and Parkinson's disease and helped run a tissue donation bank. 





Lisa Karstens Vingara, PhD Vingara_Lisa

Postdoctoral Researcher

Lisa joined the Women's Health Research Unit in 2013. After completing a PhD in Chemistry at Princeton University, she came to OHSU to earn a Masters in Biomedical Informatics. She is interested in using her expertise in magnetic resonance imaging and bioinformatics to improve how we diagnose and treat complicated human diseases. 






Loren HughesHughes_Loren

Senior Research Assistant

Loren received her Bachelor of Science in Sociology from Portland State University and is currently pursuing her Master's degree in Public Health with a focus in epidemiology from the joint OHSU/PSU School of Public Health. Prior to joining WHRU, Loren worked for the Department of Sociology at Portland State University on a research project studying race relations in north and northeast Portland neighborhoods. 





Jackie Seguin, R.N., M.S. Seguin_Jackie

Research Nurse; Research Assistant II

Jackie began OHSU research work in Maternal Fetal Medicine in 2008, and moved to the WHRU in 2011. After a long career in Public Health and Primary Care, she enjoys the variety of changes and new challenges that health care research has to offer. She particularly appreciates research that can move rapidly to utilization and improvements in clinical care. 






Monica Dunn Dunn_Monica

Research Assistant II

Monica earned her Bachelor of Science degree in 2006 in Zoology with an Applied Medical Ethics Certificate from Oregon State University. Before joining the WHRU team as a Research Assistant II in May of 2014, Monica worked historically in a wide range of positions including as a Clinic assistant at Planned Parenthood, a dog walker in Philadelphia, and a Research Coordinator in End of Life Care at the University of Pennsylvania. In her free time, Monica enjoys playing soccer, exploring the wide range of craft beer offerings in Portland, and experimenting with her 35mm camera. 




Gianou KnoxKnox_Gianou

Regulatory Specialist; Research Assistant II

Gianou received her Bachelor of Arts degree in Human Biology from Pitzer College in Claremont, California. After graduating, she moved back home to Santa Fe, New Mexico, where she worked for Southwest Cares, a behavioral healthcare company, as the referral coordinator. She joined the Women's Health Research Unit in June of 2014 as a Research Assistant II and the Regulatory Specialist for the department. 






Emily PaduaPadua_Emily

Research Assistant II

Emily earned her Bachelor of Arts in Anthropology from Hartwick College in Oneonta, New York with a focus on cultural and medical anthropology. She moved to Portland in 2009 to study midwifery. She spent four years in school and working in a clinical setting in women's health before joining the WHRU team in March 2014. In her free time, she enjoys biking, hiking, gardening in her backyard, and cooking.  






Chloe SouzaSouza_Chloe

Research Assistant II

Chloe received her Bachelor of Arts from Macalester College in St. Paul, Minnesota, where she majored in Psychology and Sociology and focused on public health issues. She then worked at Planned Parenthood in Eugene, Oregon for two years, where she gained great clinical experience. She joined the WHRU team in September of 2014, and hopes to ultimately go into nursing. 






Cat DennisDennis_Cat

Recruitment & Development Coordinator; Senior Research Assistant 

Cat earned her Bachelor of Arts degree in Psychology at Scripps College in Claremont, California. Before joining the WHRU team, Cat worked as a research assistant in a psychology lab that specialized in electroencephalography (EEG) studies. Cat loves that her position at the WHRU allows her to interact with many of the WHRU participants and enjoys participating in public health events to promote the amazing work that WHRU does. As a native Oregonian, Cat is happy to be back in Portland and enjoys sampling new restaurants and exploring new hiking spots. 

Contact Information for Research Staff


 Muriel Barrett Grants Accounting Specialist  503-494-0357 
 Chloe Souza Research Assistant II 503-494-0757
 Monica Rincon Senior Research Assistant  503-494-8748
 Lisa Karstens Vingara Postdoctoral Researcher  503-418-8877
 Jackie Seguin Research Nurse, Research Assistant II 503-494-1379
 Amanda Holland Research Assistant II  503-494-7393
 Loren Hughes Senior Research Assistant 503-494-3173
 Gianou Knox Research Assistant II 503-418-1288
 Emily Padua Research Assistant II 503-494-7051 
 Monica Dunn Research Assistant II 503-494-0585 
 Cat Dennis Recruitment & Development Coordinator 503-494-3666