Kathleen P. O'Hagan, Ph.D.

Associate Dean
Downers Grove, IL

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Dr. O'Hagan received her B.A. in Biology from the College of the Holy Cross (Worcester, MA) in 1983, and the Ph.D. in Physiology & Neurobiology from Rutgers, The State University of New Jersey (New Brunswick, NJ) in 1990.  Dr O'Hagan completed postdoctoral training in neural control of the circulation at the Dept of Anesthesiology, VA Medical Center (Milwaukee, WI) in 1993.  Dr O'Hagan began her career in the Dept of Physiology in the Chicago College of Osteopathic Medicine at the rank of Assistant Professor in 1993, was granted tenure with promotion to Associate Professor in 1997, and promoted to the rank of Professor in 2004.  In 2007, Dr O'Hagan was appointed as Chair, Dept of Physiology-Downers Grove campus.  

In July of 2018, the College of Graduate Studies was founded, and the primary appointments of the medical school basic science faculty and the Biomedical Sciences faculty from the Arizona and Ilinois campuses were transferred to this new college.  Physiology faculty in the College of Graduate Studies continue to provide instruction to our professional degree students studying osteopathic medicine, dental medicine, physical therapy, physician assistant studies, pharmacy and optometry, in addition to providing instruction to our masters degree graduate students in the Biomedical Sciences Program.

Associate Dean

Downers Grove, IL

Chicago College of Osteopathic Medicine
College of Dental Medicine-Illinois
College of Health Sciences - IL
College of Graduate Studies - IL
Chicago College of Optometry
College of Pharmacy
Downers Grove Campus

Chicago College of Osteopathic Medicine

Biomedical Sciences (M.A.)
Biomedical Sciences (M.B.S.)
Dental Medicine
Osteopathic Medicine
Physical Therapy
Physician Assistant Studies

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The State University of NJ | 1990 | Ph.D.
College of the Holy Cross | 1983 | B.A.

Courses Taught

Course Director:

CHS & CGS Human Physiology I, II (Fall, Winter)

CCOM Physiology Teaching Elective (Fall, Winter)

CHS Exercise Physiology for Physical Therapy Students (Summer)


The Department of Physiology provides instruction to first or second year students in the Colleges of Osteopathic Medicine, Pharmacy, Health Sciences, Optometry and Dental Medicine.  My primary areas of instruction are cardiovascular, renal and exercise physiology.


Complete publication list

  1. Lashley, C. J., Supik, D. A., Atkinson, J. T., Murphy, R. T., O'Hagan, K. P., Effect of pregnancy on the uterine vasoconstrictor response to exercise in rats, Physiol Rep, 3 (3), 2015, e12337, doi: 10.14814/phy2.12337   PubMed PMID: 25804264
  2. Ramsey KH, Schripsema JH, Smith BJ, Wang Y, Jham BC, O'Hagan KP, Thomson NR, Murthy AK, Skilton RJ, Chu P, Clarke IN. Plasmid CDS5 influences infectivity and virulence in a mouse model of Chlamydia trachomatis urogenital infection. Infect Immun. 2014 Aug;82(8):3341-9. PubMed PMID: 24866804; PubMed Central PMCID: PMC4136204.
  3. Nesbitt AE, Murphy RJ, O'Hagan KP. Effect of gestational stage on uterine artery blood flow during exercise in rabbits. J Appl Physiol (1985). 2005 Dec;99(6):2159-65. PubMed PMID: 16109835.


American Physiological Society (APS)

American Association for the Advancement of Science (AAAS)

American College of Sports Medicine (ACSM)

American Heart Association (AHA)

American Dental Education Association (ADEA)


Current Project

Title: Effect of short term voluntary wheel exercise and high fat diet on skeletal muscle miRNA 133a  

Agency: Midwestern University

PI: Kathleen O'Hagan, PhD, in collaboration with Prasanth Puthanveetil, PhD (Dept of Pharmacology)


Past External Funding (Selected):

Title: Uterine Circulatory Response to Exercise in Pregnancy 

Agency:  NIH NHLBI (1R15 HL77128-01)

PI: Kathleen O'Hagan, PhD


Title: Uterine Circulation During Exercise in Pregnancy

Agency: NIH NHLBI (1R15 HL061368-01)

PI: Kathleen O'Hagan, PhD




National Board of Osteopathic Medical Examiners (NBOME) 2015 Item Writer of the Year, COMLEX-USA Level 1

Merck Losartan Travel Award to Experimental Biology (1998).

Mid-Atlantic Regional Chapter-American College of Sports Medicine Student Research Award (1989)

Rutgers University Leathem-Stauber-Steinetz Graduate Research Support Award

Holy Cross Scholarship