Mihai Covasa All publications ( 25 ) Hajnal A. Margas WM. Covasa M. Altered dopamine D2 receptor function and binding in obese OLETF rat. 2008 Jan 31. Brain Res Bull. 75(1):70-6. Hajnal A. Acharya NK. Grigson PS. Covasa M. Twining RC. Obese OLETF rats exhibit increased operant performance for palatable sucrose solutions and differential sensitivity to D2 receptor antagonism. 2007 Nov. Am J Physiol Regul Integr Comp Physiol. 293(5):R1846-54. De Jonghe BC. Hajnal A. Covasa M. Conditioned preference for sweet stimuli in OLETF rat: effects of food deprivation. 2007 May. Am J Physiol Regul Integr Comp Physiol. 292(5):R1819-27. National Institute of Diabetes and Digestive and Kidney Diseases Savastano DM. Hayes MR. Covasa M. Serotonin-type 3 receptors mediate intestinal lipid-induced satiation and Fos-like immunoreactivity in the dorsal hindbrain. 2007 Mar. Am J Physiol Regul Integr Comp Physiol. 292(3):R1063-70. Hajnal A. De Jonghe BC. Covasa M. Dopamine D2 receptors contribute to increased avidity for sucrose in obese rats lacking CCK-1 receptors. 2007 Aug 1. Neuroscience. . Hayes MR. Miller CK. Ulbrecht JS. Mauger JL. Parker-Klees L. Gutschall MD. Mitchell DC. Smiciklas-Wright H. Covasa M. A carbohydrate-restricted diet alters gut peptides and adiposity signals in men and women with metabolic syndrome. 2007 Aug. J Nutr. 137(8):1944-50. Anderzhanova E. Covasa M. Hajnal A. Altered basal and stimulated accumbens dopamine release in obese OLETF rats as a function of age and diabetic status. 2007 Aug. Am J Physiol Regul Integr Comp Physiol. 293(2):R603-11. Savastano DM. Covasa M. Intestinal nutrients elicit satiation through concomitant activation of CCK(1) and 5-HT(3) receptors. 2007 Apr 22. Physiol Behav. . De Jonghe BC. Hajnal A. Covasa M. Decreased gastric mechanodetection, but preserved gastric emptying, in CCK-1 receptor-deficient OLETF rats. 2006 Oct. Am J Physiol Gastrointest Liver Physiol. 291(4):G640-9. National Institute of Diabetes and Digestive and Kidney Diseases Hayes MR. Covasa M. Gastric distension enhances CCK-induced Fos-like immunoreactivity in the dorsal hindbrain by activating 5-HT3 receptors. 2006 May 9. Brain Res. 1088(1):120-30. Hung CY. Covasa M. Ritter RC. Burns GA. Hindbrain administration of NMDA receptor antagonist AP-5 increases food intake in the rat. 2006 Mar. Am J Physiol Regul Integr Comp Physiol. 290(3):R642-51. National Institute of Diabetes and Digestive and Kidney Diseases National Institute of Neurological Disorders and Stroke Hayes MR. Chory FM. Gallagher CA. Covasa M. Serotonin type-3 receptors mediate cholecystokinin-induced satiation through gastric distension. 2006 Jul. Am J Physiol Regul Integr Comp Physiol. 291(1):R115-23. Hayes MR. Covasa M. Dorsal hindbrain 5-HT3 receptors participate in control of meal size and mediate CCK-induced satiation. 2006 Aug 4. Brain Res. 1103(1):99-107. National Institute of Neurological Disorders and Stroke Hayes MR. Covasa M. CCK and 5-HT act synergistically to suppress food intake through simultaneous activation of CCK-1 and 5-HT3 receptors. 2005 Nov. Peptides. 26(11):2322-30. Savastano DM. Carelle M. Covasa M. Serotonin-type 3 receptors mediate intestinal Polycose- and glucose-induced suppression of intake. 2005 Jun. Am J Physiol Regul Integr Comp Physiol. 288(6):R1499-508. Covasa M. Ritter RC. Reduced CCK-induced Fos expression in the hindbrain, nodose ganglia, and enteric neurons of rats lacking CCK-1 receptors. 2005 Jul 27. Brain Res. 1051(1-2):155-63. National Institute of Neurological Disorders and Stroke De Jonghe BC. Hajnal A. Covasa M. Increased oral and decreased intestinal sensitivity to sucrose in obese, prediabetic CCK-A receptor-deficient OLETF rats. 2005 Jan. Am J Physiol Regul Integr Comp Physiol. 288(1):R292-300. National Institute of Diabetes and Digestive and Kidney Diseases Hajnal A. Covasa M. Bello NT. Altered taste sensitivity in obese, prediabetic OLETF rats lacking CCK-1 receptors. 2005 Dec. Am J Physiol Regul Integr Comp Physiol. 289(6):R1675-86. National Institute of Diabetes and Digestive and Kidney Diseases De Jonghe BC. Di Martino C. Hajnal A. Covasa M. Brief intermittent access to sucrose differentially modulates prepulse inhibition and acoustic startle response in obese CCK-1 receptor deficient rats. 2005 Aug 2. Brain Res. 1052(1):22-7. National Institute of Diabetes and Digestive and Kidney Diseases Savastano DM. Covasa M. Adaptation to a high-fat diet leads to hyperphagia and diminished sensitivity to cholecystokinin in rats. 2005 Aug. J Nutr. 135(8):1953-9. Hayes MR. Savastano DM. Covasa M. Cholecystokinin-induced satiety is mediated through interdependent cooperation of CCK-A and 5-HT3 receptors. 2004 Sep 30. Physiol Behav. 82(4):663-9. Hayes MR. Moore RL. Shah SM. Covasa M. 5-HT3 receptors participate in CCK-induced suppression of food intake by delaying gastric emptying. 2004 Oct. Am J Physiol Regul Integr Comp Physiol. 287(4):R817-23. Covasa M. Ritter RC. Burns GA. NMDA receptor blockade attenuates CCK-induced reduction of real feeding but not sham feeding. 2004 May. Am J Physiol Regul Integr Comp Physiol. 286(5):R826-31. National Institute of Diabetes and Digestive and Kidney Diseases National Institute of Neurological Disorders and Stroke Covasa M. Hung CY. Ritter RC. Burns GA. Intracerebroventricular administration of MK-801 increases food intake through mechanisms independent of gastric emptying. 2004 Dec. Am J Physiol Regul Integr Comp Physiol. 287(6):R1462-7. National Institute of Diabetes and Digestive and Kidney Diseases National Institute of Neurological Disorders and Stroke Covasa M. Ritter RC. Burns GA. Cholinergic neurotransmission participates in increased food intake induced by NMDA receptor blockade. 2003 Sep. Am J Physiol Regul Integr Comp Physiol. 285(3):R641-8. National Institute of Diabetes and Digestive and Kidney Diseases National Institute of Neurological Disorders and Stroke