Diana R. Olivos-Stewart, MS, BA

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Diana R. Olivos-Stewart, MS, BA, is a clinical research coordinator with the Diabetes Center for Children at Children's Hospital of Philadelphia.

Locations: Main Hospital
Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

Education and Training

Undergraduate Degree

BA in Psychology, minor in Nutrition - University of Pennsylvania, Philadelphia, PA

Graduate Degree

MS in Neuroscience - University of Pittsburgh, Pittsburgh, PA

Titles and Academic Titles

Clinical Research Coordinator I

Departments and Services

Research Interests

Type I diabetes
Type II diabetes




Mietlicki-Baase, E.G., McGrath, L., Koch-Laskowski, K., Krawcyzk, J., Reiner, D.J., Pham, T., Nguyen, C.T., Turner, C.A., Olivos, D.R., Wimmer, M.E., Schmidt, H.D., Hayes, M.R. Amylin receptor activation in the ventral tegmental area reduces motivated ingestive behavior. Neuropharmacology. 2017 Sep; 123:67-79. doi: 10.1016/j.neuropharm.2017.05.024.

Reiner, D.J., Mietlicki-Baase, E.G., Olivos, D.R., McGrath, L., Zimmer, D.J., Koch-Laskowski, K., Krawcyzk, J., Turner, C.A., Noble, EE, Hahn, J.D., Schmidt, H.D., Kanoski, S.E., Hayes, M.R. Amylin acts in the lateral dorsal tegmental nucleus to regulate energy balance through GABA signaling. Biological Psychiatry. 2017 Dec; 82(11):828-838. doi: 10.1016/j.biopsych.2016.12.028.


Corwin, R.L., Wojnicki, F.H., Zimmer, D.J., Babbs, R.K., McGrath, L.E., Olivos, D.R., Mietlicki-Baase, E.G., Hayes, M.R. Binge-type eating disrupts dopaminergic and GABAergic signaling in the prefrontal cortex and ventral tegmental area. Obesity. 2016 Oct; 24(10):2118-25. doi: 10.1002/oby.21626

Schmidt, H.D., Mietlicki-Baase, E.G., Ige K.Y., Maurer, J.J., Reiner, D.J., Zimmer, D.J., Van Nest, D.S., Guercio, L.A., Wimmer, M.E., Olivos, D.R., De Jonghe, B.C., Hayes, M.R. Glucagon-Like Peptide-1 Receptor Activation in the Ventral Tegmental Area Decreases the Reinforcing Efficacy of

Cocaine. Neuropsychopharmacology. 2016 Jun; 41(7):1917-28. doi: 10.1038/npp.2015.362.

De Jonghe B.C., Holland R.A., Olivos, D.R., Rupprecht, L.E., Kanoski, S.E., Hayes, M.R. Hindbrain GLP-1 receptor mediation of cisplatin-induced anorexia and nausea. Physiology and Behavior. 2016 Jan; 153:109-14; doi: 10.1016/j.physbeh.2015.10.031.


Mietlicki-Baase, E.G., Olivos, D.R., Jeffrey, B.A., Hayes, M.R. Cooperative interaction between leptin and amylin signaling in the ventral tegmental area for the control of food intake. American Journal of Physiology – Endocrinology and Metabolism. 2015 Jun; 308(12):E1116-22. doi:


Mietlicki-Baase, E.G., Reiner D.J., Cone, J.J., Olivos, D.R., McGrath, L.E., Zimmer, D.J., Roitman, M.F., Hayes, M.R. Amylin Modulates the Mesolimbic Dopamine System to Control Energy Balance. Neuropsychopharmacology. 2015 Jan; 40(2):372-85; doi: 10.1038/npp.2014.180.


Olivos, D.R., McGrath, L.E., Turner, C.A., Montaubin, O., Mietlicki-Baase, E.G., Hayes, M.R. Intraduodenal milk protein concentrate augments the glycemic and food intake suppressive effects of DPP-IV inhibition. American Journal of Physiology – Regulatory, Integrative, and Comparative

Physiology. 2014 Feb; 306(3):R157-63. doi: 10.1152/ajpregu.00358.2013.


Mietlicki-Baase, E.G., Ortinski, P.I., Rupprecht, L.E., Olivos, D.R., Alhadeff, A.L., Pierce, R.C., Hayes, M.R. The food intake-suppressive effects of glucagon-like peptide-1 receptor signaling in the ventral tegmental area are mediated by AMPA/kainate receptors. American Journal of Physiology –

Endocrinology and Metabolism. 2013 Dec; 305(11):E1367-1374. doi: 10.1152/ajpendo.00413.2013.

Rupprecht L.E., Mietlicki-Baase E.G., Zimmer D.J., McGrath L.E., Olivos D.R., Hayes M.R. Hindbrain GLP-1 receptor mediated suppression of food intake requires a PI3K-dependent decrease in phosphorylation of membrane-bound Akt. American Journal of Physiology - Endocrinology and

Metabolism. 2013 Sep; 305(6):E751-9. doi: 10.1152/ajpendo.00367.2013.

Mietlicki-Baase, E.G., Rupprecht, L.E., Olivos, D.R., Zimmer, D.J., Alter, M.D., Pierce, R.C., Schmidt, H.D., Hayes, M.R. Amylin receptor signaling in the ventral tegmental area is physiologically relevant for the control of food intake. Neuropsychopharmacology. 2013 Aug; 38(9):1685-97. doi:




Olivos, D.R. and Rinaman, L. (2016). Examining the effects of cholecystokinin (CCK) in short- and long-term high fat diet-fed rats. The Society for the Study of Ingestive Behavior Annual Meeting, Porto, Portugal.