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Page 1 of 2

Influence of Bariatric Surgery on Gut Microbiota Composition and Its Implication on Brain and Peripheral Targets

Nutrients
2024-04-05 | Journal article
DOI: 10.3390/nu16071071
Contributors: Sevag Hamamah; Andras Hajnal; Mihai Covasa
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Reduced Striatal Dopamine Transporter Availability and Heightened Response to Natural and Pharmacological Stimulation in CCK-1R-Deficient Obese Rats

International Journal of Molecular Sciences
2023-06-05 | Journal article
DOI: 10.3390/ijms24119773
Contributors: Sevag Hamamah; Andras Hajnal; Mihai Covasa
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The Neural Code for Taste in the Nucleus of the Solitary Tract of Rats with Obesity Following Roux-En-Y Gastric Bypass Surgery

Nutrients
2022-10-04 | Journal article
DOI: 10.3390/nu14194129
Contributors: Olga D. Escanilla; Andras Hajnal; Krzysztof Czaja; Patricia M. Di Lorenzo
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Crossref

Impact of Nutrition, Microbiota Transplant and Weight Loss Surgery on Dopaminergic Alterations in Parkinson’s Disease and Obesity

International Journal of Molecular Sciences
2022-07-06 | Journal article
DOI: 10.3390/ijms23147503
Contributors: Sevag Hamamah; Andras Hajnal; Mihai Covasa
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Crossref

Role of Microbiota-Gut-Brain Axis in Regulating Dopaminergic Signaling

Biomedicines
2022-02-13 | Journal article
DOI: 10.3390/biomedicines10020436
Contributors: Sevag Hamamah; Armin Aghazarian; Anthony Nazaryan; Andras Hajnal; Mihai Covasa
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Crossref

Sprague Dawley Rats Gaining Weight on a High Energy Diet Exhibit Damage to Taste Tissue Even after Return to a Healthy Diet

Nutrients
2021-08-31 | Journal article
DOI: 10.3390/nu13093062
Contributors: Fiona Harnischfeger; Flynn O’Connell; Michael Weiss; Brandon Axelrod; Andras Hajnal; Krzysztof Czaja; Patricia M. Di Lorenzo; Robin Dando
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Consumption of a high energy density diet triggers microbiota dysbiosis, hepatic lipidosis, and microglia activation in the nucleus of the solitary tract in rats

2020-02-23 | Preprint
DOI: 10.1101/2020.02.21.949354
Contributors: Dulce M. Minaya; Anna Turlej; Abhinav Joshi; Tamas Nagy; Patricia Di Lorenzo; Andras Hajnal; Krzysztof Czaja
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Roux-en-Y gastric bypass in rat reduces mu-opioid receptor levels in brain regions associated with stress and energy regulation

PLOS ONE
2019-06-20 | Journal article
DOI: 10.1371/journal.pone.0218680
Contributors: Matthew McGregor; Mihai Covasa; John Hamilton; Andras Hajnal; Panayotis K. Thanos
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Crossref

Neural Coding of Gustatory Information in the Nucleus of the Solitary Tract in Lean and Obese Awake Freely-licking Rats

2019-01-25 | Other
DOI: 10.1101/529792
Contributors: Michael S Weiss; Andras Hajnal; Krzysztof Czaja; Patricia M Di Lorenzo
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Crossref

Antidepressant-like effects of insulin and IGF-1 are mediated by IGF-1 receptors in the brain

Brain Research Bulletin
2018-10 | Journal article
DOI: 10.1016/j.brainresbull.2018.09.017
Contributors: Paul L. Mueller; Carolyn E. Pritchett; Tyler N. Wiechman; Alevtina Zharikov; Andras Hajnal
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Crossref

Alloisoleucine differentiates the branched-chain aminoacidemia of Zucker and dietary obese rats

2014 | Journal article
DOI:

10.1002/oby.20691

EID:

2-s2.0-84899990871
Contributors: Olson, K.C.; Chen, G.; Xu, Y.; Hajnal, A.; Lynch, C.J.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

The effects of bariatric surgery-will understanding its mechanism render the knife unnecessary?

2014 | Journal article
DOI:

10.1586/17474124.2014.846214

EID:

2-s2.0-84893125670
Contributors: Browning, K.N.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Cocaine- and amphetamine-regulated transcript (CART) peptide immunoreactivity in feeding- and reward-related brain areas of young OLETF rats

2013 | Journal article
DOI:

10.1016/j.jchemneu.2013.03.003

EID:

2-s2.0-84877617600
Contributors: Armbruszt, S.; Abraham, H.; Figler, M.; Kozicz, T.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Erratum: Gastric bypass increases ethanol and water consumption in diet-induced obese rats (Obesity Surgery DOI:10.1007/s11695-012-0749-2)

2013 | Journal article
DOI:

10.1007/s11695-012-0842-6

EID:

2-s2.0-84878863058
Contributors: Thanos, P.K.; Subrize, M.; Delis, F.; Cooney, R.N.; Culnan, D.; Sun, M.; Wang, G.-J.; Volkow, N.D.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Improvement in hepatic insulin sensitivity after Roux-en-Y gastric bypass in a rat model of obesity is partially mediated via hypothalamic insulin action

2013 | Journal article
DOI:

10.1007/s00125-013-2952-7

EID:

2-s2.0-84881610940
Contributors: Paranjape, S.A.; Chan, O.; Zhu, W.; Acharya, N.K.; Rogers, A.M.; Hajnal, A.; Sherwin, R.S.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Notes on "roux en y gastric bypass increases ethanol intake in the rat" by Davis et al.

2013 | Journal article
DOI:

10.1007/s11695-013-0961-8

EID:

2-s2.0-84879978842
Contributors: Hajnal, A.; Thanos, P.K.; Volkow, N.D.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Roux-en-Y gastric bypass increases intravenous ethanol self-administration in dietary obese rats

2013 | Journal article
DOI:

10.1371/journal.pone.0083741

EID:

2-s2.0-84894268827
Contributors: Polston, J.E.; Pritchett, C.E.; Tomasko, J.M.; Rogers, A.M.; Leggio, L.; Thanos, P.K.; Volkow, N.D.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Roux-en-Y gastric bypass reverses the effects of diet-induced obesity to inhibit the responsiveness of central vagal motoneurones

2013 | Journal article
DOI:

10.1113/jphysiol.2012.249268

EID:

2-s2.0-84876969173
Contributors: Browning, K.N.; Fortna, S.R.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Alcohol Reward Is Increased after Roux-en-Y Gastric Bypass in Dietary Obese Rats with Differential Effects following Ghrelin Antagonism

2012 | Journal article
DOI:

10.1371/journal.pone.0049121

EID:

2-s2.0-84868690217
Contributors: Hajnal, A.; Zharikov, A.; Polston, J.E.; Fields, M.R.; Tomasko, J.; Rogers, A.M.; Volkow, N.D.; Thanos, P.K.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Gastric bypass increases ethanol and water consumption in diet-induced obese rats

2012 | Journal article
DOI:

10.1007/s11695-012-0749-2

EID:

2-s2.0-84878868160
Contributors: Thanos, P.K.; Subrize, M.; Delis, F.; Cooney, R.N.; Culnan, D.; Sun, M.; Wang, G.-J.; Volkow, N.D.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Glucagon-like peptide-1 regulation of carbohydrate intake is differentially affected by obesogenic diets

2012 | Journal article
DOI:

10.1038/oby.2011.342

EID:

2-s2.0-84856278537
Contributors: Pritchett, C.E.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Transformation of postingestive glucose responses after deletion of sweet taste receptor subunits or gastric bypass surgery

2012 | Journal article
DOI:

10.1152/ajpendo.00163.2012

EID:

2-s2.0-84865147548
Contributors: Geraedts, M.C.P.; Takahashi, T.; Vigues, S.; Markwardt, M.L.; Nkobena, A.; Cockerham, R.E.; Hajnal, A.; Dotson, C.D.; Rizzo, M.A.; Munger, S.D.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Could the mechanisms of bariatric surgery hold the key for novel therapies?: Report from a Pennington Scientific Symposium

2011 | Journal article
DOI:

10.1111/j.1467-789X.2011.00902.x

EID:

2-s2.0-80054844912
Contributors: Tam, C.S.; Berthoud, H.-R.; Bueter, M.; Chakravarthy, M.V.; Geliebter, A.; Hajnal, A.; Holst, J.; Kaplan, L.; Pories, W.; Raybould, H. et al.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Obesogenic diets may differentially alter dopamine control of sucrose and fructose intake in rats

2011 | Journal article
DOI:

10.1016/j.physbeh.2011.04.048

EID:

2-s2.0-79957662018
Contributors: Pritchett, C.E.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Altered orosensory sensitivity to oils in CCK-1 receptor deficient rats

2010 | Journal article
DOI:

10.1016/j.physbeh.2009.10.016

EID:

2-s2.0-72149123392
Contributors: Swartz, T.D.; Hajnal, A.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Dopamine and binge eating behaviors

2010 | Journal article
DOI:

10.1016/j.pbb.2010.04.016

EID:

2-s2.0-77957752536
Contributors: Bello, N.T.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Dopamine Release by Sucrose

2010 | Book
DOI:

10.1016/B978-012370880-9.00099-2

EID:

2-s2.0-84861161891
Contributors: Hajnal, A.; Norgren, R.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Gastric bypass surgery alters behavioral and neural taste functions for sweet taste in obese rats

2010 | Journal article
DOI:

10.1152/ajpgi.00070.2010

EID:

2-s2.0-77957371585
Contributors: Hajnal, A.; Kovacs, P.; Ahmed, T.; Meirelles, K.; Lynch, C.J.; Cooney, R.N.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Cocaine- and amphetamine-regulated transcript peptide immunoreactivity in the brain of the CCK-1 receptor deficient obese OLETF rat

2009 | Journal article
DOI:

10.1007/s00221-009-1885-3

EID:

2-s2.0-67650747306
Contributors: Abraham, H.; Covasa, M.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

In vivo electrophysiological effects of insulin in the rat brain

2009 | Journal article
DOI:

10.1016/j.npep.2009.05.006

EID:

2-s2.0-67650986109
Contributors: Kovacs, P.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Parabrachial coding of sapid sucrose: Relevance to reward and obesity

2009 | Book
DOI:

10.1111/j.1749-6632.2009.03930.x

EID:

2-s2.0-68649112368
Contributors: Hajnal, A.; Norgren, R.; Kovacs, P.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Altered dopamine D2 receptor function and binding in obese OLETF rat

2008 | Journal article
DOI:

10.1016/j.brainresbull.2007.07.019

EID:

2-s2.0-37249094197
Contributors: Hajnal, A.; Margas, W.M.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Altered pontine taste processing in a rat model of obesity

2008 | Journal article
DOI:

10.1152/jn.01359.2007

EID:

2-s2.0-57349178428
Contributors: Kovacs, P.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Altered basal and stimulated accumbens dopamine release in obese OLETF rats as a function of age and diabetic status

2007 | Journal article
DOI:

10.1152/ajpregu.00301.2007

EID:

2-s2.0-34547615730
Contributors: Anderzhanova, E.; Covasa, M.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Conditioned preference for sweet stimuli in OLETF rat: Effects of food deprivation

2007 | Journal article
DOI:

10.1152/ajpregu.00339.2006

EID:

2-s2.0-34248166441
Contributors: De Jonghe, B.C.; Hajnal, A.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Disruption of BCATm in Mice Leads to Increased Energy Expenditure Associated with the Activation of a Futile Protein Turnover Cycle

2007 | Journal article
DOI:

10.1016/j.cmet.2007.08.003

EID:

2-s2.0-34548251464
Contributors: She, P.; Reid, T.M.; Bronson, S.K.; Vary, T.C.; Hajnal, A.; Lynch, C.J.; Hutson, S.M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Dopamine D2 receptors contribute to increased avidity for sucrose in obese rats lacking CCK-1 receptors

2007 | Journal article
DOI:

10.1016/j.neuroscience.2007.06.025

EID:

2-s2.0-34548396800
Contributors: Hajnal, A.; De Jonghe, B.C.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Obese OLETF rats exhibit increased operant performance for palatable sucrose solutions and differential sensitivity to D2 receptor antagonism

2007 | Journal article
DOI:

10.1152/ajpregu.00461.2007

EID:

2-s2.0-36048978602
Contributors: Hajnal, A.; Acharya, N.K.; Grigson, P.S.; Covasa, M.; Twining, R.C.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Once Is Too Much: Conditioned Changes in Accumbens Dopamine Following a Single Saccharin-Morphine Pairing

2007 | Journal article
DOI:

10.1037/0735-7044.121.6.1234

EID:

2-s2.0-38149042746
Contributors: Grigson, P.S.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier
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Acute methylphenidate treatments reduce sucrose intake in restricted-fed bingeing rats

2006 | Journal article
DOI:

10.1016/j.brainresbull.2006.07.006

EID:

2-s2.0-33749257511
Contributors: Bello, N.T.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Alterations in blood glucose levels under hyperinsulinemia affect accumbens dopamine

2006 | Journal article
DOI:

10.1016/j.physbeh.2006.03.027

EID:

2-s2.0-33646923746
Contributors: Bello, N.T.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Decreased gastric mechanodetection, but preserved gastric emptying, in CCK-1 receptor-deficient OLETF rats

2006 | Journal article
DOI:

10.1152/ajpgi.00109.2006

EID:

2-s2.0-33749449062
Contributors: De Jonghe, B.C.; Hajnal, A.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Gustatory reward and the nucleus accumbens

2006 | Journal article
DOI:

10.1016/j.physbeh.2006.05.024

EID:

2-s2.0-33750975342
Contributors: Norgren, R.; Hajnal, A.; Mungarndee, S.S.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Hormonal and metabolic effects of olanzapine and clozapine related to body weight in rodents

2006 | Journal article
DOI:

10.1038/oby.2006.6

EID:

2-s2.0-33746805519
Contributors: Albaugh, V.L.; Henry, C.R.; Bello, N.T.; Hajnal, A.; Lynch, S.L.; Halle, B.; Lynch, C.J.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Sham feeding corn oil increases accumbens dopamine in the rat

2006 | Journal article
DOI:

10.1152/ajpregu.00226.2006

EID:

2-s2.0-33751160056
Contributors: Liang, N.-C.; Hajnal, A.; Norgren, R.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Altered taste sensitivity in obese, prediabetic OLETF rats lacking CCK-1 receptors

2005 | Journal article
DOI:

10.1152/ajpregu.00412.2005

EID:

2-s2.0-27844432122
Contributors: Hajnal, A.; Covasa, M.; Bello, N.T.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Brief intermittent access to sucrose differentially modulates prepulse inhibition and acoustic startle response in obese CCK-1 receptor deficient rats

2005 | Journal article
DOI:

10.1016/j.brainres.2005.06.019

EID:

2-s2.0-23644459855
Contributors: De Jonghe, B.C.; Di Martino, C.; Hajnal, A.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Increased oral and decreased intestinal sensitivity to sucrose in obese, prediabetic CCK-A receptor-deficient OLETF rats

2005 | Journal article
DOI:

10.1152/ajpregu.00481.2004

EID:

2-s2.0-11144249790
Contributors: De Jonghe, B.C.; Hajnal, A.; Covasa, M.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Male rats show an indifference-avoidance response for increasing concentrations of the artificial sweetener sucralose

2005 | Journal article
DOI:

10.1016/j.nutres.2005.07.003

EID:

2-s2.0-24344437299
Contributors: Bello, N.T.; Hajnal, A.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier

Taste pathways that mediate accumbens dopamine release by sapid sucrose

2005 | Journal article
DOI:

10.1016/j.physbeh.2004.12.014

EID:

2-s2.0-14844309375
Contributors: Hajnal, A.; Norgren, R.
Source: Self-asserted source
Andras Hajnal via Scopus - Elsevier
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Page 1 of 2

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