Faculty & Staff Directory

• Post-Doc in Nutrition. University of California - Davis CA. 1980-82.
  
• Post-Doc in Psychology. Florida St. Univ., Tallahassee, FL. 1978-79.
  
• Ph.D. in Psychology. Rutgers Univ., New Brunswick, NJ. 1978.
  
• M.S. in Psychology. Mt. Holyoke Coll., So. Hadley, MA. 1975.
  
• B.S. in Psychology. Framingham St. Coll., Framingham, MA. 1973.
  

Principal Academic Responsibilities:

• NFSC 100: Elements of Nutrition
  
• NFSC 450: Food and Nutrient Analysis
  
• NFSC 630: Energy Balance

Research Activities:

I am interested in the mechanisms that control food intake and body composition. In particular, my research focuses on how glucoregulation is achieved and how dietary obesity can be explained in part as a failure of glucoregulation.

Representative Publications:

• Roth MJ, Baer DJ, Castonguay TW, Judd JT, Dorgan JF, Dawsey SM, Brown ED, Hartman TJ, Corle DK, Campbell WS, Giffen CA, Taylor PR. 2003. The association between serum leptin and alcohol consumption in a controlled feeding study. Journal of the National Cancer Institute 95: 1722-1725.

• Gemmill ME, Eskay RL, Hall NL, Douglass LW, Castonguay TW. 2003. Effect of leptin on food intake and body weight in adrenalectomized rats with corticosterone replacement. Journal of Nutrition 133: 504-509.

• Castonguay TW, Beaulieu S, Eskay RL, Barden N, Kamara K, Khozin S, Lustberg L,Brown L. 2002. The effects of adrenalectomy and aldosterone replacement in transgenic mice expressing antisense RNA to the Type-2 glucocorticoid receptor. Physiology and Behavior 77: 417-423.

• VanderWeele DA, Dess NK, Castonguay TW. 2002. Ingestional responses to metabolic challenges in rats selectively bred for high and low saccharin intake. Physiology and Behavior 75: 97-104.

• Bai H, Castonguay TW. Effects of adrenalectomy and hormone replacement on B6CF1 mice fed a high fat diet. Physiology and Behavior 72: 493-498.

• Habash T, Eskay RL, Kuenzel WL, Castonguay TW. 2000. Some interactions of glucocorticoids, NPY and hypothalamic serotonin. Nutritional Neuroscience 3: 183-192.

• Edens NE, Moshirfar A, Potter GM, Fried SK, Castonguay TW. 1999. Adrenalectomy reduces adiposity by decreasing feed efficiency, not direct effects on white adipose tissue. Obesity Research 7: 395-401.

• Mukherjea R, Castonguay TW, Moser-Veillon PB. 1999. Elevated leptin concentrations in pregnancy and lactation: possible role as a modulator of substrate utilization. Life Sciences 65: 1183-1193.

• Schwartz GJ, Whitney A, Skoglund C, Castonguay TW, Moran TH. 1999. Decreased sensitivity to dietary fat in Otsuka Long EvansTokushima Fatty (OLETF) rats lacking CCKA receptors. American Journal of Physiology 277: R1144-R1151.

• Potter G, Moshirfar A, Castonguay TW. Insulin affects dopamine overflow in the nucleus accumbens and the striatum. 1999. Physiology and Behavior 65: 811-816.

Awards and Honors:

• University of Maryland at College Park Certificate of Teaching Excellence award, 2002.
• University of Maryland at College Park Certificate of Teaching Excellence award, 2000.
• University of Maryland at College Park Certificate of Teaching Excellence award, 1998.
• University of Maryland at College Park College of Agriculture and Natural Resources Alumni Association Excellence in Research award, 1997.