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1.
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Browning K, Fortna SR, Hajnal A. Roux-en-Y Gastric Bypass reverses the effects of diet-induced obesity to inhibit the responsiveness of central vagal motoneurones. J Physiol. 2013 Apr 15.
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2.
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Armbruszt S, Abraham H, Figler M, Kozicz T, Hajnal A. Cocaine- and amphetamine-regulated transcript (CART) peptide immunoreactivity in feeding- and reward-related brain areas of young OLETF rats. J Chem Neuroanat. 2013 May; 50-51:75-84.
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3.
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Thanos PK, Subrize M, Delis F, Cooney RN, Culnan D, Sun M, Wang GJ, Volkow ND, Hajnal A. Gastric bypass increases ethanol and water consumption in diet-induced obese rats. Obes Surg. 2012 Dec; 22(12):1884-92.
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4.
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Hajnal A, Zharikov A, Polston JE, Fields MR, Tomasko J, Rogers AM, Volkow ND, Thanos PK. Alcohol Reward Is Increased after Roux-en-Y Gastric Bypass in Dietary Obese Rats with Differential Effects following Ghrelin Antagonism. PLoS One. 2012; 7(11):e49121.
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5.
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Geraedts MC, Takahashi T, Vigues S, Markwardt ML, Nkobena A, Cockerham RE, Hajnal A, Dotson CD, Rizzo MA, Munger SD. Transformation of postingestive glucose responses after deletion of sweet taste receptor subunits or gastric bypass surgery. Am J Physiol Endocrinol Metab. 2012 Aug 15; 303(4):E464-74.
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6.
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Pritchett CE, Hajnal A. Glucagon-like peptide-1 regulation of carbohydrate intake is differentially affected by obesogenic diets. Obesity (Silver Spring). 2012 Feb; 20(2):313-7.
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7.
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Tam CS, Berthoud HR, Bueter M, Chakravarthy MV, Geliebter A, Hajnal A, Holst J, Kaplan L, Pories W, Raybould H, Seeley R, Strader A, Ravussin E. Could the mechanisms of bariatric surgery hold the key for novel therapies? report from a Pennington Scientific Symposium. Obes Rev. 2011 Nov; 12(11):984-94.
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8.
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Pritchett CE, Hajnal A. Obesogenic diets may differentially alter dopamine control of sucrose and fructose intake in rats. Physiol Behav. 2011 Jul 25; 104(1):111-6.
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9.
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Hajnal A, Kovacs P, Ahmed T, Meirelles K, Lynch CJ, Cooney RN. Gastric bypass surgery alters behavioral and neural taste functions for sweet taste in obese rats. Am J Physiol Gastrointest Liver Physiol. 2010 Oct; 299(4):G967-79.
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10.
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Bello NT, Hajnal A. Dopamine and binge eating behaviors. Pharmacol Biochem Behav. 2010 Nov; 97(1):25-33.
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11.
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Hajnal A, Norgren R, Kovacs P. Parabrachial coding of sapid sucrose: relevance to reward and obesity. Ann N Y Acad Sci. 2009 Jul; 1170:347-64.
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12.
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Kovacs P, Hajnal A. In vivo electrophysiological effects of insulin in the rat brain. Neuropeptides. 2009 Aug; 43(4):283-93.
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13.
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Abraham H, Covasa M, Hajnal A. Cocaine- and amphetamine-regulated transcript peptide immunoreactivity in the brain of the CCK-1 receptor deficient obese OLETF rat. Exp Brain Res. 2009 Jul; 196(4):545-56.
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14.
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Kovacs P, Hajnal A. Altered pontine taste processing in a rat model of obesity. J Neurophysiol. 2008 Oct; 100(4):2145-57.
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15.
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Hajnal A and Norgren R. Dopamine Release by Sucrose. In: A. I. Basbaum, A. Kanake, G. M. Shepherd and G. Westheimer, editors. Olfaction & Taste. 2008; 4:459-468.
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16.
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Grigson PS, Hajnal A. Once is too much: conditioned changes in accumbens dopamine following a single saccharin-morphine pairing. Behav Neurosci. 2007 Dec; 121(6):1234-42.
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17.
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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. Am J Physiol Regul Integr Comp Physiol. 2007 Nov; 293(5):R1846-54.
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18.
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She P, Reid TM, Bronson SK, Vary TC, Hajnal A, Lynch CJ, Hutson SM. Disruption of BCATm in mice leads to increased energy expenditure associated with the activation of a futile protein turnover cycle. Cell Metab. 2007 Sep; 6(3):181-94.
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19.
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Hajnal A, Margas WM, Covasa M. Altered dopamine D2 receptor function and binding in obese OLETF rat. Brain Res Bull. 2008 Jan 31; 75(1):70-6.
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20.
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Hajnal A, De Jonghe BC, Covasa M. Dopamine D2 receptors contribute to increased avidity for sucrose in obese rats lacking CCK-1 receptors. Neuroscience. 2007 Aug 24; 148(2):584-92.
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21.
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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. Am J Physiol Regul Integr Comp Physiol. 2007 Aug; 293(2):R603-11.
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22.
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De Jonghe BC, Hajnal A, Covasa M. Conditioned preference for sweet stimuli in OLETF rat: effects of food deprivation. Am J Physiol Regul Integr Comp Physiol. 2007 May; 292(5):R1819-27.
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23.
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Bello NT, Hajnal A. Acute methylphenidate treatments reduce sucrose intake in restricted-fed bingeing rats. Brain Res Bull. 2006 Oct 16; 70(4-6):422-9.
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24.
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Norgren R, Hajnal A, Mungarndee SS. Gustatory reward and the nucleus accumbens. Physiol Behav. 2006 Nov 30; 89(4):531-5.
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25.
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Liang NC, Hajnal A, Norgren R. Sham feeding corn oil increases accumbens dopamine in the rat. Am J Physiol Regul Integr Comp Physiol. 2006 Nov; 291(5):R1236-9.
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26.
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De Jonghe BC, Hajnal A, Covasa M. Decreased gastric mechanodetection, but preserved gastric emptying, in CCK-1 receptor-deficient OLETF rats. Am J Physiol Gastrointest Liver Physiol. 2006 Oct; 291(4):G640-9.
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27.
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Bello NT, Hajnal A. Alterations in blood glucose levels under hyperinsulinemia affect accumbens dopamine. Physiol Behav. 2006 Jun 15; 88(1-2):138-45.
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28.
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Albaugh VL, Henry CR, Bello NT, Hajnal A, Lynch SL, Halle B, Lynch CJ. Hormonal and metabolic effects of olanzapine and clozapine related to body weight in rodents. Obesity (Silver Spring). 2006 Jan; 14(1):36-51.
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29.
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Corwin RL, Hajnal A. Too much of a good thing: neurobiology of non-homeostatic eating and drug abuse. Physiol Behav. 2005 Sep 15; 86(1-2):5-8.
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30.
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Hajnal A, Covasa M, Bello NT. Altered taste sensitivity in obese, prediabetic OLETF rats lacking CCK-1 receptors. Am J Physiol Regul Integr Comp Physiol. 2005 Dec; 289(6):R1675-86.
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31.
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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. Brain Res. 2005 Aug 2; 1052(1):22-7.
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32.
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Hajnal A, Norgren R. Taste pathways that mediate accumbens dopamine release by sapid sucrose. Physiol Behav. 2005 Mar 16; 84(3):363-9.
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33.
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De Jonghe BC, Hajnal A, Covasa M. Increased oral and decreased intestinal sensitivity to sucrose in obese, prediabetic CCK-A receptor-deficient OLETF rats. Am J Physiol Regul Integr Comp Physiol. 2005 Jan; 288(1):R292-300.
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34.
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Hajnal A, Norgren R. Sucrose sham feeding decreases accumbens norepinephrine in the rat. Physiol Behav. 2004 Aug; 82(1):43-7.
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35.
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Hajnal A, Smith GP, Norgren R. Oral sucrose stimulation increases accumbens dopamine in the rat. Am J Physiol Regul Integr Comp Physiol. 2004 Jan; 286(1):R31-7.
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36.
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Bello NT, Sweigart KL, Lakoski JM, Norgren R, Hajnal A. Restricted feeding with scheduled sucrose access results in an upregulation of the rat dopamine transporter. Am J Physiol Regul Integr Comp Physiol. 2003 May; 284(5):R1260-8.
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37.
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Norgren R, Grigson PS, Hajnal A and Lundy RF Jr. . Motivational modulation of taste. In: Cognition and Emotion in the Brain, Ed: T. Ono, G. Matsumoto, R. Llinas, A. Berthoz, R. Norgren, H. Nishijo, and R. Tamura. 2003; 319 – 334.
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38.
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Hajnal A, Norgren R. Repeated access to sucrose augments dopamine turnover in the nucleus accumbens. Neuroreport. 2002 Dec 3; 13(17):2213-6.
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39.
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Bello NT, Lucas LR, Hajnal A. Repeated sucrose access influences dopamine D2 receptor density in the striatum. Neuroreport. 2002 Aug 27; 13(12):1575-8.
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40.
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Hajnal A, Norgren R. Accumbens dopamine mechanisms in sucrose intake. Brain Res. 2001 Jun 15; 904(1):76-84.
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41.
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Hajnal A, Székely M, Gálosi R, Lénárd L. Accumbens cholinergic interneurons play a role in the regulation of body weight and metabolism. Physiol Behav. 2000 Jul 1-15; 70(1-2):95-103.
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42.
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Hajnal A, Takenouchi K, Norgren R. Effect of intraduodenal lipid on parabrachial gustatory coding in awake rats. J Neurosci. 1999 Aug 15; 19(16):7182-90.
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43.
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Mark GP, Hajnal A, Kinney AE, Keys AS. Self-administration of cocaine increases the release of acetylcholine to a greater extent than response-independent cocaine in the nucleus accumbens of rats. Psychopharmacology (Berl). 1999 Mar; 143(1):47-53.
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44.
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Hajnal A, Pothos EN, Lénárd L, Hoebel BG. Effects of feeding and insulin on extracellular acetylcholine in the amygdala of freely moving rats. Brain Res. 1998 Feb 23; 785(1):41-8.
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45.
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Hajnal A, Mark GP, Keys AS, Lénárd L. Involvement of dopamine and acetylcholine in the interaction between amygdala and nucleus accumbens: chronic microdialysis in rats. Neurobiology (Bp). 1998; 6(3):363-7.
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46.
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Hajnal A, Mark GP, Rada PV, Lénárd L, Hoebel BG. Norepinephrine microinjections in the hypothalamic paraventricular nucleus increase extracellular dopamine and decrease acetylcholine in the nucleus accumbens: relevance to feeding reinforcement. J Neurochem. 1997 Feb; 68(2):667-74.
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47.
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Hajnal A, Lénárd L, Czurkó A, Sándor P, Karádi Z. Distribution and time course of appearance of "dark" neurons and EEG activity after amygdaloid kainate lesion. Brain Res Bull. 1997; 43(2):235-43.
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48.
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Petykó Z, Lénád L, Sümegi B, Hajnal A, Csete B, Faludi B, Jandó G. Learning disturbances in offsprings of zidovudine (AZT) treated rats. Neurobiology (Bp). 1997; 5(1):83-5.
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49.
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Gálosi R, Hajnal A, Fendler K, Lénárd L. Effect of catecholaminergic lesions of medial prefrontal cortex on regulation of body weight and glucose preference. Neurobiology (Bp). 1997; 5(4):469-72.
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50.
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Hajnal A, Gálosi R, Lénárd L. Role of accumbens cholinergic interneurons in the maintenance of body weight. Neurobiology (Bp). 1997; 5(4):473-6.
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51.
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Hajnal A, Pothos EN, Lénárd L, Hoebel BG. Feeding and acetylcholine in the amygdala: microdialysis in freely moving rats. Neurobiology (Bp). 1996; 4(1-2):109-10.
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52.
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Pungor K, Hajnal A, Kékesi KA, Juhász G. Paradoxical sleep deprivatory effect of a single low dose of MPTP which did not produce dopaminergic cell loss. Exp Brain Res. 1993; 95(3):473-6.
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53.
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Hajnal A, Sándor P, Jandó G, Vida I, Czurkó A, Karádi Z, Lénárd L. Feeding disturbances and EEG activity changes after amygdaloid kainate lesions in the rat. Brain Res Bull. 1992 Dec; 29(6):909-16.
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54.
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Sándor P, Hajnal A, Jandó G, Karádi Z, Lénárd L. Microelectrophoretic application of kainic acid into the globus pallidus: disturbances in feeding behavior. Brain Res Bull. 1992 May; 28(5):751-6.
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55.
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Hajnal A, Abrahám I, Vida I, Karádi Z, Lénárd L. Hunger- and satiety-related changes of amygdaloid catecholamines: a microdialytic study in freely moving rats. Acta Biochim Biophys Hung. 1991-1992; 26(1-4):67-9.
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56.
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Lénárd L, Jandó G, Karádi Z, Hajnal A, Sándor P. Lateral hypothalamic feeding mechanisms: iontophoretic effects of kainic acid, ibotenic acid and 6-hydroxydopamine. Brain Res Bull. 1988 Jun; 20(6):847-56.
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